WO2010071994A1 - Système d'ajout d'agent de soutènement et procédés correspondants - Google Patents

Système d'ajout d'agent de soutènement et procédés correspondants Download PDF

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Publication number
WO2010071994A1
WO2010071994A1 PCT/CA2009/001871 CA2009001871W WO2010071994A1 WO 2010071994 A1 WO2010071994 A1 WO 2010071994A1 CA 2009001871 W CA2009001871 W CA 2009001871W WO 2010071994 A1 WO2010071994 A1 WO 2010071994A1
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WO
WIPO (PCT)
Prior art keywords
proppant
frac
pump
fluid
stream
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CA2009/001871
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English (en)
Inventor
Victor Fordyce
Dwight N. Loree
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Gasfrac Energy Services Inc
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Gasfrac Energy Services Inc
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Filing date
Publication date
Application filed by Gasfrac Energy Services Inc filed Critical Gasfrac Energy Services Inc
Publication of WO2010071994A1 publication Critical patent/WO2010071994A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/25—Methods for stimulating production
    • E21B43/26—Methods for stimulating production by forming crevices or fractures
    • E21B43/267—Methods for stimulating production by forming crevices or fractures reinforcing fractures by propping
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/25—Methods for stimulating production
    • E21B43/26—Methods for stimulating production by forming crevices or fractures
    • E21B43/2607—Surface equipment specially adapted for fracturing operations

Definitions

  • fracturing fluid In the conventional fracturing of wells, producing formations, new wells or low producing wells that have been taken out of production, a formation can be fractured to attempt to achieve higher production rates Proppant and frac fluid are mixed in a blender and then pumped into a well that penetrates an oil or gas bearing formation High pressure is applied to the well, the formation fractures and proppant carried by the fracturing fluid flows into the fractures The proppant in the fractures holds the fractures open after pressure is relaxed and production is resumed
  • fracturing fluid including various mixtures of hydrocarbons, liquefied petroleum gas, nitrogen, and carbon dioxide
  • Proppant addition can be added into a pressurized stream of frac fluid, for example liquefied petroleum gas, directly by having the proppant addition tank itself contained under pressure
  • Proppant addition systems into LPG such as those disclosed in WO/2007/098606
  • centrifugal pumps to dynamically seal the proppant from the volatile stream of frac fluid
  • a pressure vessel is still required, as the dynamic seal is only present whilst the centrifugal pump is in operation
  • Systems have been proposed to avoid the use of a pressure contained proppant tank, for example by sending a stream of proppant blended with frac oils, and a stream of liquefied petroleum gas as (LPG) to separate frac pressure pumps, after which the two streams are combined at pressure and then used to frac a well
  • LPG liquefied petroleum gas
  • An apparatus for fracturing a formation penetrated by a well comprising a frac pressure pump, a frac fluid source, and a proppant supply source
  • the frac pressure pump is connected to the well
  • the frac fluid source is connected to supply a stream of frac fluid to the frac pressure pump
  • the proppant supply source has a proppant receiver, a positive displacement pump, and at least an inlet into the proppant supply source
  • the at least an inlet is connected to one or more liquid hydrocarbon sources to supply liquid hydrocarbons to proppant in the proppant supply source
  • the positive displacement pump is connected to pump proppant into the stream of frac fluid before the frac pressure pump
  • a method is also disclosed Proppant and liquid hydrocarbons are supplied into a proppant supply source to create a mixture of proppant and liquid hydrocarbons
  • the mixture of proppant and liquid hydrocarbons is pumped from the proppant supply source into a stream of frac fluid using a positive displacement pump
  • the stream of frac fluid containing the mixture of proppant and liquid hydrocarbons is then pumped to a frac pressure pump connected to a well
  • An apparatus for fracturing a formation penetrated by a well comprising a frac pressure pump, a frac fluid source, and fluid lines
  • the frac pressure pump is connected to the well
  • the frac fluid source is connected to supply a stream of frac fluid to the frac pressure pump
  • the fluid lines connect the frac pressure pump, the well, and the frac fluid source, the fluid lines having isolation valves spaced so that the volume of fluid containable between any set of neighboring isolation valves is less than 8900 L
  • An apparatus for fracturing a formation penetrated by a well comprising a frac pressure pump connected to the well, a frac fluid source connected to supply a stream of frac fluid comprising liquefied petroleum gas to the frac pressure pump, a pump connected to the stream of frac fluid for retaining the liquefied petroleum gas in the liquid state and for ensuring that the stream of frac fluid is provided to the the frac pressure pump at or above a required input pressure, and a proppant supply source connected to supply proppant into the stream of frac fluid before the pump
  • a method comprising supplying proppant from a proppant supply source into a stream of frac fluid, supplying the stream of frac fluid containing proppant through a pump to retain the liquefied petroleum gas in the liquid state and to provide the stream of frac fluid containing proppant at or above a required input pressure of the frac pressure pump, and supplying the stream of frac fluid containing the proppant from the pump to a frac pressure pump connected to a well
  • An apparatus for fracturing a formation penetrated by a well comprising a frac fluid source connected to supply a stream of frac fluid to a well, and a proppant supply source connected to pump proppant through a linear valve control into the stream of frac fluid
  • FIG 1 is a schematic illustrating an apparatus for fracturing a formation penetrated by a well
  • Fig 2 is a side elevation view, in section, of an embodiment of a proppant supply source that may be used in the system of Fig 1
  • FIG. 3 is a schematic illustrating a further apparatus for fracturing a formation penetrated by a well
  • Fig 4 is a flow diagram illustrating a method of supplying frac fluid to a well
  • FIG 5 is a flow diagram illlustrating a further method of supplying frac fluid to a well
  • Proppant may be required to be supplied into a stream of fluid, for example a stream of frac fluid
  • it is desirable to supply the proppant as a mixture of proppant and liquid This wets the proppant, allowing it to be more easily transferred from the proppant supply source and into the stream of frac fluid
  • the proppant supply source may need to be under positive pressure
  • the liquid in the mixture of proppant and liquid can then act as a liquid seal to prevent gas breakthrough from the proppant supply source into the frac fluid
  • the proppant supply source must be under positive pressure when the liquid itself in the proppant has a high vapor pressure, such as when liquefied petroleum gas is added to the proppant LPG will vaporize at atmospheric pressure creating a hazardous situation
  • Apparatus 10 for fracturing a formation 12 penetrated by a well 14 is illustrated
  • Apparatus 10 comprises a frac fluid source 18 and a proppant supply source 20
  • Apparatus 10 may also comprise a frac pressure pump 16 connected to the well 14
  • a frac fluid source 18 is connected to supply a stream of frac fluid to the frac pressure pump 16, through line 28 for example
  • the stream of frac fluid is volatile, for example if frac fluid source 18 comprises LPG
  • the LPG may be predominantly propane or butane or a propane and butane mix
  • the frac fluid may also contain minor amounts of pentane and higher hydrocarbons
  • the frac fluid comprises liquefied gas, such as LPG or CO 2 Referring to Fig 1, liquefied CO2 may be supplied to the stream of frac fluid via source 30
  • source 30 may supply other frac fluids, such as lower vapor pressure hydrocarbons Gas, such as inert gas, may be supplied to each of tanks 18, 30, via lines 32, 34 from gas source 36 as needed Inert gas may be required to maintain liquefying or drive pressure on the LPG contained in tank 18
  • Various additives can be introduced into the stream of frac fluid, such as gelling agents, breakers, and activators for example
  • Proppant supply source 20 is connected to supply proppant into the stream of frac fluid, and is illustrated in Fig 1 as having a proppant receiver 21, a positive displacement pump 26, and at least an inlet into the proppant supply source 20 (shown for example as inlet 48) The at least an inlet is connected to one or more liquid hydrocarbon sources, for example source 46, to supply liquid hydrocarbons to proppant in the proppant supply source 20
  • Proppant supply source 20 is illustrated as containing a mixture of proppant and liquid hydrocarbons (shown as mixture 22)
  • the liquid hydrocarbons may comprise hydrocarbons having six or more carbons
  • the proppant receiver 21 has an auger 24 for supplying at least proppant, and preferably a mixture of proppant and liquid hydrocarbons, to pump 26 Referring to Fig 1, the proppant receiver 21 may comprise an outlet 42 for supplying the mixture of proppant and liquid hydrocarbons to the auger 24 Referring to Fig 2, in other embodiments the auger 24 is located at least
  • Pump 26 may be a progressive cavity pump Progressive cavity pumps are used downhole as sand pumps, and are advantageous because they are capable of moving fluid containing large quantities of solids
  • a progressive cavity pump is also known as a progressing cavity pump, eccentric screw pump or even just a cavity pump Names can vary from industry to industry and even regionally, including, MoynoTM pump, Mohno pump, Nemo pump, and SeepexTM pump This type of pump transfers fluid by means of the progress, through the pump, of a sequence of cavities as its rotor is turned in relation to a stator This leads to the volumetric flow rate being proportional to the rotation rate and to low levels of shearing being applied to the pumped fluid Hence these pumps have application in fluid metering and pumping of viscous or shear sensitive materials
  • positive displacement pump 26 may be another type of pump, for example a screw pump or lobe pump
  • apparatus 10 shown in detail in Fig 1 may further comprise a pressure seal between the proppant
  • a first inlet 48 of the at least an inlet may be connected into the proppant supply source 20 before the pressure seal
  • the first inlet may be at least one inlet Referring to Figs 1 and 2, liquid hydrocarbons can be supplied to proppant in proppant supply source 20 from a variety of locations Referring to Fig 1, liquid hydrocarbons are supplied into proppant receiver 21 Referring to Fig 2, liquid hydrocarbons may be supplied through first inlets 48 and 49 into the proppant receiver 21 and auger 24, respectively
  • the first inlet has its liquid hydrocarbons supplied by a liquid hydrocarbon source 46 of the one or more liquid hydrocarbon sources In some embodiments, each of first inlets 48 and 49 may have different liquid sources
  • the liquid hydrocarbon source 46 connected to supply the first inlet may comprise hydrocarbons having six or more carbons
  • Suitable liquid hydrocarbons added to the proppant supply source 20 from the one or more liquid hydrocarbon sources may include hydrocarbons having between eight and ten carbons, or for example eleven to fourteen carbons It may be advantageous to use hydro
  • apparatus 10 may further comprise a second inlet 54 of the at least an inlet connected to supply liquid hydrocarbons into the proppant supply source 20 after the pressure seal, for example seals after at least one of 55 and 57 Liquid may be supplied through inlet 54 from liquid hydrocarbon source 52 of the one or more liquid hydrocarbon sources Suitable liquids include hydrocarbons having six or more carbons, and other frac oils Other liquids may be present as desired, for example alcohols
  • the liquid hydrocarbon source 52 connected to supply the second inlet 54 comprises liquefied petroleum gas, including, for example, propane, butane or pentane or mixtures thereof This way, the proppant may be wetted with liquefied petroleum gas prior to being supplied into the stream of frac fluid
  • other high vapor pressure liquids may be added via second inlet 54 It should be understood that at least one of inlets 48, 49, and 54 may be present The inlet 54 is illustrated as being connected directly into pump 26, although this is not required
  • the pressure applied by the frac pressure pump 16 may be a pressure suitable for fracturing the formation 12
  • An example frac pressure pump is a diesel QuintuplexTM pump with water cooled turbines, or an electrically powered Triplex(tm) piston pump, but any suitable pump may be used As illustrated, more than one pumping device may be used as the pump 16
  • the apparatus 10 comprises a pump, such as a boost pump 56, which is connected to the stream of frac fluid for retaining liquefied petroleum gas in the liquid state and for ensuring that the stream of frac fluid is provided to the the frac pressure pump 16 at or above a required input pressure of the frac pressure pump 16
  • Boost pump 56 may also aid in pumping the stream of frac fluid in high ambient temperatures, for example those seen in Texas in the daytime in summer
  • Boost pump 56 may be positioned at any point along line 28 and provides extra pressure, for example 300 psi, in order to retain the LPG or other liquefied gas in the liquid state in the stream of frac fluid
  • the stream of frac fluid may then pass into a blender (not shown) where other chemicals may be added to the stream of frac fluid, and then on to the frac pressure pumps
  • Proppant supply source 20 may be connected to supply proppant into the stream of frac fluid before the pump 56
  • Pump 56 may be a centrifugal pump In some embodiments one
  • proppant supply source 20 Liquid hydrocarbons are supplied to proppant receiver 21 from liquid hydrocarbon source 46 and inlet 48
  • the proppant receiver 21 may be a rotary tub, and supplies a mixture of proppant and liquid hydrocarbons to positive displacement pumps 26A, 26B through line 60
  • At least one pump 26, in this case two, is connected to pump the mixture of proppant and liquid hydrocarbons supplied from the proppant receiver 21 into the stream of frac fluid in line 28
  • Line 60 feeds lines 6OA, 6OB into pumps 26A, 26B, respectively
  • a circulation pump 62 may be provided on inlet 48 to ensure that the frac fluid, for example heavy frac oils are pumped to proppant receiver 21
  • proppant supply source 20 may be connected to pump proppant through a linear valve control 80, for example a globe valve, into the stream of frac fluid
  • the proppant supply source 20 may comprise a centrifugal pump (not shown) before the linear valve control 80
  • a centrifugal pump, API spec mixes and then pumps slurry through the globe valve, which is set between 0 - 100% flow
  • the centrifugal pump may be kept at head pressure all the time, while control of the flux of proppant into the frac fluid stream is controlled with the linear valve control 80
  • Linear valve controls allow easy and quantifiable rate control of the flow of proppant through control 80 depending on how open the control 80 is
  • the globe valve may allow may fail to zero when the main safety valve is operated Rate control may otherwise be difficult with a pump such as a centrifugal pump and may only be achieved by increasing or decreasing the speed of the pump
  • One or more electrical or pressure transducers may be used for control of linear valve control 80
  • a proppant and liquid hydrocarbons are supplied into a proppant supply source 20 to create a mixture of proppant and liquid hydrocarbons
  • the liquid hydrocarbons may comprise hydrocarbons having six or more carbons Auger 24 may be provided to allow a thick, highly solids laden mixture to be channeled from receiver 21 to pump 26 without requiring pressurization
  • stage 102 the mixture of proppant and liquid hydrocarbons is pumped from the proppant supply source 20 into the stream of frac fluid in line 28 using positive displacement pump 26
  • stage 104 shown in Fig 4
  • the stream of frac fluid containing the mixture of proppant and liquid hydrocarbons is supplied to frac pressure pump(s) 16 connected to well 14
  • proppant is supplied from proppant supply source 20 into a stream of frac fluid located for example in line 28
  • the stream of frac fluid containing proppant is supplied through pump 56 to retain the liquefied petroleum gas in the liquid state and to provide the stream of frac fluid containing proppant at or above a required input pressure of the frac pressure pump 16
  • the stream of frac fluid containing the proppant is supplied from the pump 56 to frac pressure pump 16 connected to well 14
  • no breaker is added to the stream of frac fluid Reduction of the pressure on the frac fluid in the well 14 may be sufficient to break the gel naturally or the gel may break simply by the passage of time during the frac
  • the methods herein may also comprise supplying gas, for example through source 30, to the stream of frac fluid upstream or downstream of the pump 56 This may be
  • Table 1 illustrates various slurry rates required to create a stream of frac fluid with specific a wellhead density
  • the exemplary data is constructed using sand (Regular density 2650 kg/m ) contained as a mixture of proppant and liquid hydrocarbons having 1325 kg of sand and 500 L of liquid hydrocarbons per m of mixture in proppant supply source 20
  • Wellhead flow rate indicates the flow rate of the frac fluid slurry pumped down the well
  • Wellhead density indicates the density in kg of sand per m of frac fluid sent down the well
  • the third column refers to the amount of sand required to be added to the frac fluid
  • the fourth column indicates the amount of sand required to be added to the frac fluid each minute, both in order to achieve the desired wellhead density
  • LPG may include a variety of petroleum and natural gases existing in a liquid state at ambient temperatures and moderate pressures
  • LPG refers to a mixture of such fluids
  • These mixes are generally more affordable and easier to obtain than any one individual LPG, since they are hard to separate and purify individually Unlike conventional hydrocarbon based fracturing fluids, common LPGs are tightly fractionated products resulting in a high degree of purity and very predictable performance
  • Exemplary LPGs used in this document include ethane, propane, butane, pentane, and various mixes thereof Further examples include HD-5 propane, commercial butane, i-butane, i-pentane, n- pentane, and n-butane
  • the LPG mixture may be controlled to gain the desired hydraulic fracturing and clean-up performance
  • LPGs tend to produce excellent fracturing fluids
  • LPG is readily available, cost effective and is easily and safely handled on surface as a liquid under moderate pressure
  • LPG is completely compatible with formations and formation fluids, is highly soluble in formation hydrocarbons and eliminates phase trapping - resulting in increased well production
  • LPG may be readily and predictably viscosified to generate a fluid capable of efficient fracture creation and excellent proppant transport After fracturing, LPG may be recovered very rapidly, allowing savings on clean up costs
  • an apparatus 10 for fracturing a formation 12 penetrated by a well 14, the apparatus 10 comprising a frac pressure pump 16, and a frac fluid source 18 Frac pressure pump 16 is connected to the well 14, and frac fluid source 18 is connected to supply a stream of frac fluid to the frac pressure pump 16
  • Fluid lines for example lines 28 and 29 connecting the frac pressure pump 16, the well 14, and the frac fluid source 18 are present
  • the fluid lines have isolation valves, for example isolation valves 7OC, 7OE, 7OG, 7OH, and 701 spaced so that the volume of fluid containable between any set of neighboring isolation valves is less than8900 L, for example less than or equal to 1000 L, or 500 L
  • the volume is chosen to reduce the risk of an unconfined vapor cloud explosion, which is known to potentially occur upon escape of a minimum vapor mass of 4536 kg (-8900 L of LPG)
  • the lower the volume the lower the risk of explosion in the event of a leak Such an explosion may occur when a leak occurs with
  • This system provides added safety to frac apparatus 10, especially when the frac fluid source comprises liquefied petroleum gas, since the entire system can be isolated into small segments should one or more components in the system fail Thus, if for example a leak is detected, the isolation valves may be activated in order to reduce the total amount of frac fluid leaked to the environment to the volume contained in the segment where the leak occured Also, should a leak occur in one or more segment and catch fire, the amount of frac fluid available as fuel to the fire can also be reduced by isolating the one or more segments After a segment is isolated it may be safely vented, in order to clear away any hazardous fluid contained within the fluid lines [0039]
  • a source of fluid for example source 30, is connected to the stream of frac fluid, the fluid having a lower flash point than liquefied petroleum gas Examples of such fluid include one or more of inert gas, CO2, methanol, and water Source 30 may be used for purging system components with fluid having a lower flash point than liquefied petroleum
  • proppant supply source 20 may use a centrifugal pump to pump proppant supplied to the centrifugal pump from a screw pump (not shown)
  • Proppant for example dry sand, may be added to the eye of the centrifugal pump

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

L'invention porte sur un appareil et un procédé correspondant pour la fracturation d'une formation pénétrée par un puits, comprenant une pompe de compression de fracturation, une source de fluide de fracturation et une source fournissant l'agent de soutènement. La pompe de compression de fracturation est reliée au puits. La source de fluide de fractionnement est reliée pour fournir un courant de fluide de fractionnement à la pompe de compression de fracturation. La source fournissant l'agent de soutènement comprend un récipient d'agent de soutènement, une pompe volumétrique et au moins une entrée dans la source fournissant l'agent de soutènement. Ladite ou lesdites entrées sont reliées à une ou plusieurs sources d'hydrocarbure liquide pour ajouter des hydrocarbures liquides à l'agent de soutènement dans la source fournissant l'agent de soutènement. La pompe volumétrique est reliée pour pomper l'agent de soutènement dans le courant de fluide de fracturation avant la pompe de compression de fracturation. Les conduites de fluide reliant la pompe de compression de fracturation, le puits et la source de fluide de fracturation ont des vannes d'isolement espacées pour que le volume de fluide pouvant être contenu entre n'importe quel ensemble de vannes d'isolement voisines soit inférieur ou égal à 500 l. Une source fournissant l'agent de soutènement peut être reliée pour pomper l'agent de soutènement par l'intermédiaire d'une commande linéaire de soupape dans un courant de fluide de fractionnement.
PCT/CA2009/001871 2008-12-24 2009-12-24 Système d'ajout d'agent de soutènement et procédés correspondants Ceased WO2010071994A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA2,649,203 2008-12-24
CA2649203A CA2649203C (fr) 2008-12-24 2008-12-24 Installation et methode d'adjonction d'agent de soutenement

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014062988A1 (fr) * 2012-10-18 2014-04-24 Linde Aktiengesellschaft Agent de soutènement amélioré par des bulles pour fracturation de puits
WO2014138468A1 (fr) * 2013-03-07 2014-09-12 Prostim Labs, Llc Systèmes de fracturation et procédés pour un puits de forage
WO2014168834A1 (fr) * 2013-04-08 2014-10-16 Baker Hughes Incorporated Système de mélange d'agent de soutènement sans cuve pour mélange à haute et basse pressions
WO2014193906A1 (fr) * 2013-05-28 2014-12-04 Schlumberger Canada Limited Synchronisation d'impulsions dans la mise en place hétérogène de fracturation
US9784080B2 (en) 2013-04-08 2017-10-10 Baker Hughes Incorporated Tubless proppant blending system for high and low pressure blending
WO2018085743A1 (fr) * 2016-11-04 2018-05-11 Schlumberger Technology Corporation Opérations de flux divisé avec échangeurs de pression
WO2018085741A1 (fr) * 2016-11-04 2018-05-11 Schlumberger Technology Corporation Source d'oscillation de pression d'échangeur de pression
CN108961969A (zh) * 2018-06-11 2018-12-07 武汉海王机电工程技术有限公司 一种油井油气水三相气举采油工艺模拟装置
US10975677B2 (en) 2016-11-04 2021-04-13 Schlumberger Technology Corporation Pressure exchanger low pressure flow control
US10995774B2 (en) 2016-11-04 2021-05-04 Schlumberger Technology Corporation Pressure exchanger with pressure ratio
US11157025B2 (en) 2016-11-04 2021-10-26 Schlumberger Technology Corporation Pressure exchanger manifold resonance reduction
US11460051B2 (en) 2016-11-04 2022-10-04 Schlumberger Technology Corporation Pressure exchanger wear prevention
US11898431B2 (en) 2020-09-29 2024-02-13 Universal Chemical Solutions, Inc. Methods and systems for treating hydraulically fractured formations

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CA2807423C (fr) * 2010-09-17 2019-06-11 Gasfrac Energy Services Inc. Procede et appareil d'ajout d'agent de soutenement a equilibrage de pression
EA024675B1 (ru) 2011-01-17 2016-10-31 Миллениум Стимьюлэйшн Сервисез Лтд. Система и способ для гидравлического разрыва подземного пласта
WO2012122636A1 (fr) * 2011-03-16 2012-09-20 Charles Abernethy Anderson Procédé et appareil de fractionnement hydraulique
EP2888440B1 (fr) 2012-08-23 2018-04-18 Halliburton Energy Services, Inc. Procédé à émissions réduites pour récupérer un produit à partir d'une opération de fracturation hydraulique
US11808126B2 (en) 2021-09-14 2023-11-07 Fmc Technologies, Inc. Modular manifold system for continuous fluid pumping into a well

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WO2007098606A1 (fr) * 2006-03-03 2007-09-07 Gas-Frac Energy Services Inc. Système de fracturation du gaz de pétrole liquéfié

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US2888988A (en) * 1957-03-19 1959-06-02 Dow Chemical Co Method of treating earth formations
US4665982A (en) * 1986-06-26 1987-05-19 Brown Billy R Formation fracturing technique using liquid proppant carrier followed by foam
US5899272A (en) * 1997-05-21 1999-05-04 Foremost Industries Inc. Fracture treatment system for wells
US20050006089A1 (en) * 2003-07-09 2005-01-13 Justus Donald M. Low cost method and apparatus for fracturing a subterranean formation with a sand suspension
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Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014062988A1 (fr) * 2012-10-18 2014-04-24 Linde Aktiengesellschaft Agent de soutènement amélioré par des bulles pour fracturation de puits
US20140113841A1 (en) * 2012-10-18 2014-04-24 Arthur I. Shirley Bubble-enhanced proppant for well fracturing
RU2640614C2 (ru) * 2012-10-18 2018-01-10 Линде Акциенгезелльшафт Улучшенный пузырьками проппант для гидроразрыва в скважинах
WO2014138468A1 (fr) * 2013-03-07 2014-09-12 Prostim Labs, Llc Systèmes de fracturation et procédés pour un puits de forage
WO2014168834A1 (fr) * 2013-04-08 2014-10-16 Baker Hughes Incorporated Système de mélange d'agent de soutènement sans cuve pour mélange à haute et basse pressions
US9334720B2 (en) 2013-04-08 2016-05-10 Baker Hughes Incorporated Tubless proppant blending system for high and low pressure blending
US9784080B2 (en) 2013-04-08 2017-10-10 Baker Hughes Incorporated Tubless proppant blending system for high and low pressure blending
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CA2649203C (fr) 2017-05-23

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