DE10195959T1 - Bohrspitzenstabilisator - Google Patents

Bohrspitzenstabilisator

Info

Publication number
DE10195959T1
DE10195959T1 DE10195959T DE10195959T DE10195959T1 DE 10195959 T1 DE10195959 T1 DE 10195959T1 DE 10195959 T DE10195959 T DE 10195959T DE 10195959 T DE10195959 T DE 10195959T DE 10195959 T1 DE10195959 T1 DE 10195959T1
Authority
DE
Germany
Prior art keywords
bohrspitzenstabilisator
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.)
Withdrawn
Application number
DE10195959T
Other languages
English (en)
Inventor
Peter R Harvey
Michael J Woods
Steve J Krase
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.)
Rotary Drilling Tech LLC
Original Assignee
Rotary Drilling Tech LLC
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 Rotary Drilling Tech LLC filed Critical Rotary Drilling Tech LLC
Publication of DE10195959T1 publication Critical patent/DE10195959T1/de
Withdrawn legal-status Critical Current

Links

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
    • E21B17/1064—Pipes or rods with a relatively rotating sleeve

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
DE10195959T 2000-03-22 2001-03-19 Bohrspitzenstabilisator Withdrawn DE10195959T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US53272500A 2000-03-22 2000-03-22
PCT/US2001/008703 WO2001071149A2 (en) 2000-03-22 2001-03-19 Drill bit stabilizer and method of use

Publications (1)

Publication Number Publication Date
DE10195959T1 true DE10195959T1 (de) 2003-10-30

Family

ID=24122896

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10195959T Withdrawn DE10195959T1 (de) 2000-03-22 2001-03-19 Bohrspitzenstabilisator

Country Status (6)

Country Link
US (1) US20030111270A1 (de)
AU (1) AU2001249259A1 (de)
CA (1) CA2403727A1 (de)
DE (1) DE10195959T1 (de)
GB (1) GB2378201B (de)
WO (1) WO2001071149A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4607010B2 (ja) * 2003-02-28 2011-01-05 中外製薬株式会社 タンパク質含有安定化製剤
US6896050B2 (en) 2003-05-15 2005-05-24 Ps Technology, Inc. Latching system for maintaining position of component within a downhole drill string section
WO2013082376A1 (en) * 2011-12-02 2013-06-06 Schlumberger Canada Limited Pressure actuated centralizer
US11280135B2 (en) 2017-12-29 2022-03-22 Halliburton Energy Services, Inc. Steering pad overextension prevention for rotary steerable system

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071101A (en) * 1976-03-08 1978-01-31 Walker-Neer Mfg. Co., Inc. Stabilizer for single or dual tube drilling
US4071285A (en) * 1976-09-07 1978-01-31 Smith International, Inc. Stabilizer
US4080010A (en) * 1976-09-07 1978-03-21 Smith International, Inc. Tandem roller stabilizer for earth boring apparatus
US4683956A (en) * 1984-10-15 1987-08-04 Russell Larry R Method and apparatus for operating multiple tools in a well
US4606417A (en) * 1985-04-08 1986-08-19 Webb Derrel D Pressure equalized stabilizer apparatus for drill string
US4635736A (en) * 1985-11-22 1987-01-13 Shirley Kirk R Drill steering apparatus
FR2625253A1 (fr) * 1987-12-23 1989-06-30 Inst Francais Du Petrole Centreur embrayable en rotation notamment pour garniture de forage
US5038872A (en) * 1990-06-11 1991-08-13 Shirley Kirk R Drill steering apparatus
US5265684A (en) * 1991-11-27 1993-11-30 Baroid Technology, Inc. Downhole adjustable stabilizer and method
GB9125778D0 (en) * 1991-12-04 1992-02-05 Anderson Charles A Downhole stabiliser
GB9204910D0 (en) * 1992-03-05 1992-04-22 Ledge 101 Ltd Downhole tool
US5957223A (en) * 1997-03-05 1999-09-28 Baker Hughes Incorporated Bi-center drill bit with enhanced stabilizing features
US6213226B1 (en) * 1997-12-04 2001-04-10 Halliburton Energy Services, Inc. Directional drilling assembly and method

Also Published As

Publication number Publication date
CA2403727A1 (en) 2001-09-27
AU2001249259A1 (en) 2001-10-03
GB2378201B (en) 2004-08-04
GB2378201A (en) 2003-02-05
WO2001071149A3 (en) 2002-03-14
WO2001071149A2 (en) 2001-09-27
GB0222519D0 (en) 2002-11-06
US20030111270A1 (en) 2003-06-19

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee