GB1340605A - Tool for use with safety devices in oil wells - Google Patents

Tool for use with safety devices in oil wells

Info

Publication number
GB1340605A
GB1340605A GB2711171*A GB2711171A GB1340605A GB 1340605 A GB1340605 A GB 1340605A GB 2711171 A GB2711171 A GB 2711171A GB 1340605 A GB1340605 A GB 1340605A
Authority
GB
United Kingdom
Prior art keywords
tool
rod
well
grips
shaft
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
GB2711171*A
Other languages
English (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.)
RECH ET DACTIVITES PETROLIERES
Original Assignee
RECH ET DACTIVITES PETROLIERES
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 RECH ET DACTIVITES PETROLIERES filed Critical RECH ET DACTIVITES PETROLIERES
Publication of GB1340605A publication Critical patent/GB1340605A/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
    • 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)
GB2711171*A 1970-04-17 1971-04-19 Tool for use with safety devices in oil wells Expired GB1340605A (en)

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
GB1340605A true GB1340605A (en) 1973-12-12

Family

ID=9054142

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2711171*A Expired GB1340605A (en) 1970-04-17 1971-04-19 Tool for use with safety devices in oil wells

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
FR2085405B1 (enrdf_load_stackoverflow) 1973-10-19
FR2085405A1 (enrdf_load_stackoverflow) 1971-12-24
JPS5429441B1 (enrdf_load_stackoverflow) 1979-09-22
NO132246C (enrdf_load_stackoverflow) 1975-10-08
US3764176A (en) 1973-10-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee