BR7107027D0 - Aparelho de percussao para pocos - Google Patents

Aparelho de percussao para pocos

Info

Publication number
BR7107027D0
BR7107027D0 BR7027/71A BR702771A BR7107027D0 BR 7107027 D0 BR7107027 D0 BR 7107027D0 BR 7027/71 A BR7027/71 A BR 7027/71A BR 702771 A BR702771 A BR 702771A BR 7107027 D0 BR7107027 D0 BR 7107027D0
Authority
BR
Brazil
Prior art keywords
percusion
pocos
appliance
percusion appliance
Prior art date
Application number
BR7027/71A
Other languages
English (en)
Inventor
Y Kisling
Berryman N Bp
Original Assignee
Schlumberger Technologie Corp
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 Schlumberger Technologie Corp filed Critical Schlumberger Technologie Corp
Publication of BR7107027D0 publication Critical patent/BR7107027D0/pt

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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
BR7027/71A 1970-10-20 1971-10-20 Aparelho de percussao para pocos BR7107027D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8228470A 1970-10-20 1970-10-20

Publications (1)

Publication Number Publication Date
BR7107027D0 true BR7107027D0 (pt) 1973-03-29

Family

ID=22170227

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7027/71A BR7107027D0 (pt) 1970-10-20 1971-10-20 Aparelho de percussao para pocos

Country Status (5)

Country Link
US (1) US3685599A (pt)
JP (1) JPS543801B1 (pt)
BR (1) BR7107027D0 (pt)
CA (1) CA961845A (pt)
FR (1) FR2111713B1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3963081A (en) * 1975-04-24 1976-06-15 Anderson Edwin A Double acting mechanical jar
US4715454A (en) * 1986-06-03 1987-12-29 Teng Chuan C Mechanical directional drilling jar with swivel means
US5624001A (en) * 1995-06-07 1997-04-29 Dailey Petroleum Services Corp Mechanical-hydraulic double-acting drilling jar
US6290004B1 (en) 1999-09-02 2001-09-18 Robert W. Evans Hydraulic jar
US6481495B1 (en) * 2000-09-25 2002-11-19 Robert W. Evans Downhole tool with electrical conductor
US6948560B2 (en) * 2004-02-25 2005-09-27 Varco I/P, Inc. Jar for use in a downhole toolstring
US10408009B2 (en) 2015-02-13 2019-09-10 Robert W. Evans Release lugs for a jarring device
US10202815B2 (en) * 2015-02-13 2019-02-12 Robert W. Evans Release lugs for a jarring device
US10669800B2 (en) 2015-02-13 2020-06-02 Evans Engineering & Manufacturing Inc. Release lugs for a jarring device
US11414947B2 (en) 2019-01-17 2022-08-16 Robert W. Evans Release mechanism for a jarring tool

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2059540A (en) * 1930-12-05 1936-11-03 Jack F Stephan Oil well jar
US2008765A (en) * 1931-12-07 1935-07-23 James A Kammerdiner Jar
US2016607A (en) * 1933-05-22 1935-10-08 James A Kammerdiner Rotary jar
US2621025A (en) * 1947-12-27 1952-12-09 A 1 Bit & Tool Company Inc Jarring tool
US2618466A (en) * 1948-04-16 1952-11-18 Johnston Testers Inc Variable stroke rotary well jar
US2618467A (en) * 1950-09-01 1952-11-18 Johnston Testers Inc Rotary well jar
US2978048A (en) * 1958-10-01 1961-04-04 Shaffer Tool Works Bumper safety joint
US3050131A (en) * 1959-07-27 1962-08-21 Bowen Itco Inc Jar with safety joint and adjusting means

Also Published As

Publication number Publication date
CA961845A (en) 1975-01-28
JPS543801B1 (pt) 1979-02-27
US3685599A (en) 1972-08-22
FR2111713A1 (pt) 1972-06-09
FR2111713B1 (pt) 1974-03-29

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