GB2025490B - Shock-absorbing tool for a well drilling string - Google Patents

Shock-absorbing tool for a well drilling string

Info

Publication number
GB2025490B
GB2025490B GB7924478A GB7924478A GB2025490B GB 2025490 B GB2025490 B GB 2025490B GB 7924478 A GB7924478 A GB 7924478A GB 7924478 A GB7924478 A GB 7924478A GB 2025490 B GB2025490 B GB 2025490B
Authority
GB
United Kingdom
Prior art keywords
shock
well drilling
drilling string
absorbing tool
absorbing
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
Application number
GB7924478A
Other versions
GB2025490A (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB2025490A publication Critical patent/GB2025490A/en
Application granted granted Critical
Publication of GB2025490B publication Critical patent/GB2025490B/en
Expired 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
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers

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)
GB7924478A 1978-07-14 1979-07-13 Shock-absorbing tool for a well drilling string Expired GB2025490B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92455578A 1978-07-14 1978-07-14

Publications (2)

Publication Number Publication Date
GB2025490A GB2025490A (en) 1980-01-23
GB2025490B true GB2025490B (en) 1982-09-29

Family

ID=25450361

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7924478A Expired GB2025490B (en) 1978-07-14 1979-07-13 Shock-absorbing tool for a well drilling string

Country Status (2)

Country Link
CA (1) CA1226274A (en)
GB (1) GB2025490B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4398898A (en) * 1981-03-02 1983-08-16 Texas Long Life Tool Co., Inc. Shock sub
GB2140846A (en) * 1983-04-27 1984-12-05 Webb John Thomas H Improvements in or relating to damping means
US4552230A (en) * 1984-04-10 1985-11-12 Anderson Edwin A Drill string shock absorber
US4600062A (en) * 1984-07-13 1986-07-15 501 Dailey Petroleum Services Corporation Shock absorbing drilling tool
US4779852A (en) * 1987-08-17 1988-10-25 Teleco Oilfield Services Inc. Vibration isolator and shock absorber device with conical disc springs
US5083623A (en) * 1990-12-03 1992-01-28 Halliburton Company Hydraulic shock absorber
ATE177168T1 (en) * 1993-10-26 1999-03-15 Raymond C Labonte TOOL FOR MAINTAINING BOREHOLE PENETRATION
CA2401813C (en) 2002-09-06 2007-02-13 Halliburton Energy Services, Inc. Combined casing expansion/ casing while drilling method and apparatus
EP2578795A1 (en) 2011-10-05 2013-04-10 Sandvik Intellectual Property AB Damper unit and drill string system comprising such a damper unit
CN117738596B (en) * 2024-02-19 2024-04-16 成都之恒油气技术开发有限公司 Underground vibration buffer type drilling tool

Also Published As

Publication number Publication date
CA1226274A (en) 1987-09-01
GB2025490A (en) 1980-01-23

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Legal Events

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