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SE306709B - - Google Patents

Info

Publication number
SE306709B
SE306709B SE4205/67A SE420567A SE306709B SE 306709 B SE306709 B SE 306709B SE 4205/67 A SE4205/67 A SE 4205/67A SE 420567 A SE420567 A SE 420567A SE 306709 B SE306709 B SE 306709B
Authority
SE
Sweden
Application number
SE4205/67A
Inventor
E Galle
Original Assignee
Hughes Tool Co
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 Hughes Tool Co filed Critical Hughes Tool Co
Publication of SE306709B publication Critical patent/SE306709B/xx

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)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
SE4205/67A 1966-05-28 1967-03-28 SE306709B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US537920A US3382936A (en) 1966-05-28 1966-05-28 Shock absorbing and static load supporting drill string apparatus

Publications (1)

Publication Number Publication Date
SE306709B true SE306709B (xx) 1968-12-09

Family

ID=24144668

Family Applications (1)

Application Number Title Priority Date Filing Date
SE4205/67A SE306709B (xx) 1966-05-28 1967-03-28

Country Status (12)

Country Link
US (1) US3382936A (xx)
JP (1) JPS5319522B1 (xx)
AT (1) AT266742B (xx)
BE (1) BE700837A (xx)
BR (1) BR6685582D0 (xx)
CA (1) CA826529A (xx)
DE (1) DE1287034B (xx)
ES (1) ES339124A1 (xx)
FR (1) FR1535477A (xx)
GB (1) GB1137326A (xx)
NO (1) NO119732B (xx)
SE (1) SE306709B (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660990A (en) * 1970-02-27 1972-05-09 Donald L Zerb Vibration damper
US4055338A (en) * 1976-02-17 1977-10-25 Hughes Tool Company Drill string shock absorbing apparatus
US4186569A (en) * 1978-02-21 1980-02-05 Christensen, Inc. Dual spring drill string shock absorber
GB2039567B (en) * 1979-01-16 1983-01-06 Intorola Ltd Drill spring for use in borehole drilling
US4394884A (en) * 1980-07-28 1983-07-26 Uvon Skipper Shock sub
US4552230A (en) * 1984-04-10 1985-11-12 Anderson Edwin A Drill string shock absorber
US4901806A (en) * 1988-07-22 1990-02-20 Drilex Systems, Inc. Apparatus for controlled absorption of axial and torsional forces in a well string
US4862976A (en) * 1988-11-22 1989-09-05 Sandvik Rock Tools, Inc. Spline drive for percussion drilling tool
US5577566A (en) * 1995-08-09 1996-11-26 Weatherford U.S., Inc. Releasing tool
US5660241A (en) * 1995-12-20 1997-08-26 Dowell, A Division Of Schlumberger Technology Corporation Pressure compensated weight on bit shock sub for a wellbore drilling tool
US6070670A (en) * 1997-05-01 2000-06-06 Weatherford/Lamb, Inc. Movement control system for wellbore apparatus and method of controlling a wellbore tool
US6039118A (en) * 1997-05-01 2000-03-21 Weatherford/Lamb, Inc. Wellbore tool movement control and method of controlling a wellbore tool
CA2663348C (en) * 2009-04-15 2015-09-29 Shawn J. Nielsen Method of protecting a top drive drilling assembly and a top drive drilling assembly modified in accordance with this method
NO340896B1 (no) 2015-01-29 2017-07-10 Tomax As Reguleringsanordning og fremgangsmåte ved bruk av samme i et borehull

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT10099B (de) * 1902-01-25 1902-12-10 Leon Mikucki Einrichtung an Tiefbohrwerzeugen für Wasserspülbohrung.
US2712435A (en) * 1951-03-15 1955-07-05 Walter T Allen Shock absorber for rotary drills
US2721056A (en) * 1952-02-14 1955-10-18 Lynn W Storm Hydraulic well jar
US3225566A (en) * 1963-10-07 1965-12-28 Grant Oil Tool Company Drill string shock absorber
US3230740A (en) * 1963-10-16 1966-01-25 Fred K Fox Drill string shock absorber and vibration dampener

Also Published As

Publication number Publication date
JPS5319522B1 (xx) 1978-06-21
ES339124A1 (es) 1968-07-01
BE700837A (xx) 1968-01-03
BR6685582D0 (pt) 1973-06-14
NO119732B (xx) 1970-06-29
GB1137326A (en) 1968-12-18
US3382936A (en) 1968-05-14
DE1287034B (de) 1969-01-16
AT266742B (de) 1968-11-25
CA826529A (en) 1969-11-04
FR1535477A (fr) 1968-08-09

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