CA984825A - Apparatus for lowering and retrieving a core barrel - Google Patents

Apparatus for lowering and retrieving a core barrel

Info

Publication number
CA984825A
CA984825A CA144,235A CA144235A CA984825A CA 984825 A CA984825 A CA 984825A CA 144235 A CA144235 A CA 144235A CA 984825 A CA984825 A CA 984825A
Authority
CA
Canada
Prior art keywords
retrieving
lowering
core barrel
barrel
core
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
CA144,235A
Other versions
CA144235S (en
Inventor
Tiete O. Wolda
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.)
Dresser Industrial Products Ltd
Original Assignee
Dresser Industrial Products Ltd
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 Dresser Industrial Products Ltd filed Critical Dresser Industrial Products Ltd
Application granted granted Critical
Publication of CA984825A publication Critical patent/CA984825A/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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/02—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe
    • 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
    • E21B23/02—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for locking the tools or the like in landing nipples or in recesses between adjacent sections of tubing

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
CA144,235A 1971-07-19 1972-06-08 Apparatus for lowering and retrieving a core barrel Expired CA984825A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16364071A 1971-07-19 1971-07-19

Publications (1)

Publication Number Publication Date
CA984825A true CA984825A (en) 1976-03-02

Family

ID=22590903

Family Applications (1)

Application Number Title Priority Date Filing Date
CA144,235A Expired CA984825A (en) 1971-07-19 1972-06-08 Apparatus for lowering and retrieving a core barrel

Country Status (9)

Country Link
US (1) US3704756A (en)
BR (1) BR7204749D0 (en)
CA (1) CA984825A (en)
DE (1) DE2231642A1 (en)
GB (1) GB1391209A (en)
NL (1) NL7209639A (en)
SE (1) SE405492B (en)
ZA (1) ZA723996B (en)
ZM (1) ZM10472A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5339915A (en) * 1991-10-18 1994-08-23 Jks Boyles International, Inc. Drilling apparatus, particularly wire line core drilling apparatus

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3874464A (en) * 1972-08-23 1975-04-01 Tigre Tierra Processing of drilling an earth formation
ATE12288T1 (en) * 1980-11-21 1985-04-15 Diamant Boart Sa METHOD OF RETRIEVING A DOWNHOLE REPLACEABLE CORE CONTAINER AND A COLLECTION HEAD INTENDED THEREFORE.
WO2007056035A1 (en) * 2005-11-03 2007-05-18 Rockmore International, Inc. Backhead and drill assembly with backhead
CA2784195C (en) 2011-08-01 2014-08-05 Groupe Fordia Inc. Core barrel assembly including a valve
CN107420059A (en) * 2016-05-23 2017-12-01 美钻能源科技(上海)有限公司 Subsea production tree tubing hanger center plug takes out instrument

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1017305A (en) * 1911-03-29 1912-02-13 Albert P Mcbride Extracting appliance for use in oil or gas wells.
US2264480A (en) * 1938-02-28 1941-12-02 Frank M Owen Gripping device
US2252767A (en) * 1938-12-31 1941-08-19 Pacific Pump Works Standing valve puller
US2559315A (en) * 1948-12-13 1951-07-03 Dean W Osmun Packer assembly for overshots
US3120283A (en) * 1959-07-24 1964-02-04 Longyear E J Co Underground wire line core barrel apparatus
US3292717A (en) * 1964-06-15 1966-12-20 Boyles Bros Drilling Company L Wire line core barrel and by-pass assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5339915A (en) * 1991-10-18 1994-08-23 Jks Boyles International, Inc. Drilling apparatus, particularly wire line core drilling apparatus

Also Published As

Publication number Publication date
SE405492B (en) 1978-12-11
BR7204749D0 (en) 1973-05-17
US3704756A (en) 1972-12-05
AU4359572A (en) 1974-01-03
ZA723996B (en) 1973-03-28
NL7209639A (en) 1973-01-23
DE2231642A1 (en) 1973-02-01
ZM10472A1 (en) 1973-02-21
GB1391209A (en) 1975-04-16

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