JPS5429441B1 - - Google Patents

Info

Publication number
JPS5429441B1
JPS5429441B1 JP2484671A JP2484671A JPS5429441B1 JP S5429441 B1 JPS5429441 B1 JP S5429441B1 JP 2484671 A JP2484671 A JP 2484671A JP 2484671 A JP2484671 A JP 2484671A JP S5429441 B1 JPS5429441 B1 JP S5429441B1
Authority
JP
Japan
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.)
Pending
Application number
JP2484671A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5429441B1 publication Critical patent/JPS5429441B1/ja
Pending 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/08—Introducing or running tools by fluid pressure, e.g. through-the-flow-line tool systems
    • 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
    • E21B31/12—Grappling tools, e.g. tongs or grabs
    • E21B31/20—Grappling tools, e.g. tongs or grabs gripping internally, e.g. fishing spears

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Earth Drilling (AREA)
  • Sampling And Sample Adjustment (AREA)
JP2484671A 1970-04-17 1971-04-17 Pending JPS5429441B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7013941A FR2085405B1 (enrdf_load_stackoverflow) 1970-04-17 1970-04-17

Publications (1)

Publication Number Publication Date
JPS5429441B1 true JPS5429441B1 (enrdf_load_stackoverflow) 1979-09-22

Family

ID=9054142

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2484671A Pending JPS5429441B1 (enrdf_load_stackoverflow) 1970-04-17 1971-04-17

Country Status (5)

Country Link
US (1) US3764176A (enrdf_load_stackoverflow)
JP (1) JPS5429441B1 (enrdf_load_stackoverflow)
FR (1) FR2085405B1 (enrdf_load_stackoverflow)
GB (1) GB1340605A (enrdf_load_stackoverflow)
NO (1) NO132246C (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4256180A (en) * 1975-05-23 1981-03-17 Hydril Company Method of moving a through-the-flowline installed safety valve through a curved flow line
US4019574A (en) * 1975-05-23 1977-04-26 Hydril Company Subsurface well apparatus having flexing means and method of using same
US4042024A (en) * 1975-05-23 1977-08-16 Hydril Company Subsurface well apparatus having flexing means and method of using same
US4051899A (en) * 1976-03-18 1977-10-04 Otis Engineering Corporation Reset and pulling tool for manipulating well safety valve
US4119147A (en) * 1976-10-20 1978-10-10 Otis Engineering Corporation Pumpdown safety valve
DE69836261D1 (de) * 1998-03-27 2006-12-07 Cooper Cameron Corp Verfahren und Vorrichtung zum Bohren von mehreren Unterwasserbohrlöchern

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1110639A (en) * 1913-09-15 1914-09-15 Claude Moore Rotary tool for deep wells.
US1577833A (en) * 1924-10-20 1926-03-23 George E Mccracken Grab
US1717497A (en) * 1926-06-10 1929-06-18 Lewis F Davis Standing valve inserter and puller
US2601614A (en) * 1950-05-25 1952-06-24 Louis H Johnson Pipe-cleaning device
US2947521A (en) * 1958-05-26 1960-08-02 Shell Oil Co Well casing back-off tool
SE305910B (enrdf_load_stackoverflow) * 1965-05-24 1968-11-11 Atomenergi Ab
US3378080A (en) * 1965-09-13 1968-04-16 Otis Eng Co Fluid pressure operated actuated operator tool for well tools
US3485388A (en) * 1968-11-20 1969-12-23 William C Bohne Core grab
US3618177A (en) * 1970-08-24 1971-11-09 Richard G Wood Cable release mechanism

Also Published As

Publication number Publication date
NO132246B (enrdf_load_stackoverflow) 1975-06-30
GB1340605A (en) 1973-12-12
FR2085405B1 (enrdf_load_stackoverflow) 1973-10-19
FR2085405A1 (enrdf_load_stackoverflow) 1971-12-24
NO132246C (enrdf_load_stackoverflow) 1975-10-08
US3764176A (en) 1973-10-09

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