GB0913975D0 - Pumping components, methods of making them, and pumping sysems - Google Patents

Pumping components, methods of making them, and pumping sysems

Info

Publication number
GB0913975D0
GB0913975D0 GBGB0913975.9A GB0913975A GB0913975D0 GB 0913975 D0 GB0913975 D0 GB 0913975D0 GB 0913975 A GB0913975 A GB 0913975A GB 0913975 D0 GB0913975 D0 GB 0913975D0
Authority
GB
United Kingdom
Prior art keywords
pumping
sysems
making
methods
components
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.)
Granted
Application number
GBGB0913975.9A
Other versions
GB2461415B (en
GB2461415A (en
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.)
Schlumberger Holdings Ltd
Original Assignee
Schlumberger Holdings 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
Priority claimed from US11/676,589 external-priority patent/US7857577B2/en
Application filed by Schlumberger Holdings Ltd filed Critical Schlumberger Holdings Ltd
Publication of GB0913975D0 publication Critical patent/GB0913975D0/en
Publication of GB2461415A publication Critical patent/GB2461415A/en
Application granted granted Critical
Publication of GB2461415B publication Critical patent/GB2461415B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D25/00—Special casting characterised by the nature of the product
    • B22D25/02—Special casting characterised by the nature of the product by its peculiarity of shape; of works of art
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/025—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for characterised by its use
    • F03G7/0254—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for characterised by its use pumping or compressing fluids, e.g. microfluidic devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • F04D13/10—Units comprising pumps and their driving means the pump being electrically driven for submerged use adapted for use in mining bore holes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
    • F04D29/448—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps bladed diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/688—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for liquid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Dispersion Chemistry (AREA)
  • Mining & Mineral Resources (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB0913975A 2007-02-20 2009-08-11 Centrifugal pumps Expired - Fee Related GB2461415B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/676,589 US7857577B2 (en) 2007-02-20 2007-02-20 System and method of pumping while reducing secondary flow effects
GB0801716A GB2446918B (en) 2007-02-20 2008-01-31 Methods of making centrifugal pump impellers and/or diffusers, and centrifugal pumps incorporating such impellers and/or diffusers

Publications (3)

Publication Number Publication Date
GB0913975D0 true GB0913975D0 (en) 2009-09-16
GB2461415A GB2461415A (en) 2010-01-06
GB2461415B GB2461415B (en) 2010-06-16

Family

ID=41404154

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0913977A Expired - Fee Related GB2461416B (en) 2007-02-20 2009-08-11 Pumping components, methods of making them, and pumping systems
GB0913975A Expired - Fee Related GB2461415B (en) 2007-02-20 2009-08-11 Centrifugal pumps

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0913977A Expired - Fee Related GB2461416B (en) 2007-02-20 2009-08-11 Pumping components, methods of making them, and pumping systems

Country Status (1)

Country Link
GB (2) GB2461416B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014009735B4 (en) 2014-07-02 2021-07-15 Rosswag Gmbh Impeller of a turbomachine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2017550A (en) * 1978-03-28 1979-10-10 Rolls Royce Casting Aerofoils
GB2080165B (en) * 1980-07-17 1984-10-24 Rolls Royce Making article having internal passages eg turbine blade
JPH10331794A (en) * 1997-05-29 1998-12-15 Ishikawajima Harima Heavy Ind Co Ltd Centrifugal compressor
US6860715B2 (en) * 2003-04-24 2005-03-01 Borgwarner Inc. Centrifugal compressor wheel

Also Published As

Publication number Publication date
GB2461415B (en) 2010-06-16
GB0913977D0 (en) 2009-09-16
GB2461416A (en) 2010-01-06
GB2461416B (en) 2010-06-16
GB2461415A (en) 2010-01-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20250131