GB9125527D0 - Downhole drilling motor - Google Patents

Downhole drilling motor

Info

Publication number
GB9125527D0
GB9125527D0 GB919125527A GB9125527A GB9125527D0 GB 9125527 D0 GB9125527 D0 GB 9125527D0 GB 919125527 A GB919125527 A GB 919125527A GB 9125527 A GB9125527 A GB 9125527A GB 9125527 D0 GB9125527 D0 GB 9125527D0
Authority
GB
United Kingdom
Prior art keywords
drilling motor
downhole drilling
downhole
motor
drilling
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
GB919125527A
Other versions
GB2255594B (en
GB2255594A (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.)
Drilex Systems Inc
Original Assignee
Drilex Systems Inc
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 Drilex Systems Inc filed Critical Drilex Systems Inc
Publication of GB9125527D0 publication Critical patent/GB9125527D0/en
Publication of GB2255594A publication Critical patent/GB2255594A/en
Application granted granted Critical
Publication of GB2255594B publication Critical patent/GB2255594B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/02—Fluid rotary type drives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/10—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F01C1/101—Moineau-type
GB9125527A 1990-12-20 1991-11-29 Downhole drilling motor Expired - Lifetime GB2255594B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63224790A 1990-12-20 1990-12-20

Publications (3)

Publication Number Publication Date
GB9125527D0 true GB9125527D0 (en) 1992-01-29
GB2255594A GB2255594A (en) 1992-11-11
GB2255594B GB2255594B (en) 1994-07-20

Family

ID=24534732

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9125527A Expired - Lifetime GB2255594B (en) 1990-12-20 1991-11-29 Downhole drilling motor

Country Status (7)

Country Link
CA (1) CA2058080C (en)
DE (1) DE4141851C2 (en)
FR (1) FR2670838B1 (en)
GB (1) GB2255594B (en)
HU (1) HU207569B (en)
MX (1) MX9102551A (en)
NL (1) NL9102097A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19821867A1 (en) * 1998-05-15 1999-11-18 Artemis Kautschuk Kunststoff Downhole deep drilling motor based on eccentric mono-pump principle
US6905319B2 (en) 2002-01-29 2005-06-14 Halliburton Energy Services, Inc. Stator for down hole drilling motor
US7549487B2 (en) 2006-08-07 2009-06-23 Coiled Tubing Rental Tools, Inc. Mandrel and bearing assembly for downhole drilling motor
US7624819B1 (en) 2008-08-01 2009-12-01 Coiled Tubing Rental Tools, Inc. Universal joint assembly
US8869917B2 (en) 2011-06-22 2014-10-28 Coiled Tubing Rental Tools, Inc. Housing, mandrel and bearing assembly for downhole drilling motor
US8899351B2 (en) 2012-07-16 2014-12-02 Halliburton Energy Services, Inc. Apparatus and method for adjusting power units of downhole motors
CN103758756B (en) * 2014-01-22 2016-01-06 中国石油天然气股份有限公司 Balanced type metal screw pump

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2527673A (en) * 1947-02-28 1950-10-31 Robbins & Myers Internal helical gear pump
US3499389A (en) * 1967-04-19 1970-03-10 Seeberger Kg Worm pump
FR2349729A1 (en) * 1976-04-27 1977-11-25 Tiraspolsky Wladimir Hydraulic machine with helical rotor - has internal and external helices assembled from separately machined longitudinal sections
DE2713468C3 (en) * 1977-03-26 1982-09-02 Allweiler Ag, 7760 Radolfzell Stator for progressing cavity pumps
US4265323A (en) * 1979-09-13 1981-05-05 Christensen, Inc. Direct bit drive for deep drilling tools
US4676725A (en) * 1985-12-27 1987-06-30 Hughes Tool Company Moineau type gear mechanism with resilient sleeve
EP0358789A1 (en) * 1988-09-14 1990-03-21 FOREG Aktiengesellschaft Stator for an eccentric worm pump
DE4006339C2 (en) * 1990-03-01 1994-08-04 Gd Anker Gmbh & Co Kg Stator for an eccentric screw pump

Also Published As

Publication number Publication date
FR2670838B1 (en) 1995-07-07
DE4141851C2 (en) 1995-10-26
GB2255594B (en) 1994-07-20
CA2058080C (en) 1997-11-18
HU913691D0 (en) 1992-02-28
GB2255594A (en) 1992-11-11
NL9102097A (en) 1992-07-16
MX9102551A (en) 1992-06-01
FR2670838A1 (en) 1992-06-26
DE4141851A1 (en) 1992-07-02
CA2058080A1 (en) 1992-06-21
HU207569B (en) 1993-04-28
HUT59735A (en) 1992-06-29

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20111128