CA2310893C - Dispositif de commande de la pression d'un appareil de forage - Google Patents

Dispositif de commande de la pression d'un appareil de forage Download PDF

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Publication number
CA2310893C
CA2310893C CA 2310893 CA2310893A CA2310893C CA 2310893 C CA2310893 C CA 2310893C CA 2310893 CA2310893 CA 2310893 CA 2310893 A CA2310893 A CA 2310893A CA 2310893 C CA2310893 C CA 2310893C
Authority
CA
Canada
Prior art keywords
drill bit
fluid
drive assembly
pressure
rate
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.)
Expired - Lifetime
Application number
CA 2310893
Other languages
English (en)
Other versions
CA2310893A1 (fr
Inventor
Mauro F. Dobran
Georges J. Desrosiers
James Wilford Mcivor
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sandvik Canada Inc
Original Assignee
Cubex Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cubex Ltd filed Critical Cubex Ltd
Priority to CA 2310893 priority Critical patent/CA2310893C/fr
Publication of CA2310893A1 publication Critical patent/CA2310893A1/fr
Application granted granted Critical
Publication of CA2310893C publication Critical patent/CA2310893C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
CA 2310893 2000-06-05 2000-06-05 Dispositif de commande de la pression d'un appareil de forage Expired - Lifetime CA2310893C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2310893 CA2310893C (fr) 2000-06-05 2000-06-05 Dispositif de commande de la pression d'un appareil de forage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2310893 CA2310893C (fr) 2000-06-05 2000-06-05 Dispositif de commande de la pression d'un appareil de forage

Publications (2)

Publication Number Publication Date
CA2310893A1 CA2310893A1 (fr) 2001-12-05
CA2310893C true CA2310893C (fr) 2005-05-24

Family

ID=4166399

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2310893 Expired - Lifetime CA2310893C (fr) 2000-06-05 2000-06-05 Dispositif de commande de la pression d'un appareil de forage

Country Status (1)

Country Link
CA (1) CA2310893C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119267350B (zh) * 2023-06-30 2026-03-24 中国石油天然气集团有限公司 一种液压吊卡的油路系统及其操作方法

Also Published As

Publication number Publication date
CA2310893A1 (fr) 2001-12-05

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Effective date: 20200605