CA968781A - Wireline core barrel with resilient latch fingers - Google Patents

Wireline core barrel with resilient latch fingers

Info

Publication number
CA968781A
CA968781A CA142,285A CA142285A CA968781A CA 968781 A CA968781 A CA 968781A CA 142285 A CA142285 A CA 142285A CA 968781 A CA968781 A CA 968781A
Authority
CA
Canada
Prior art keywords
core barrel
resilient latch
latch fingers
wireline core
wireline
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
CA142,285A
Other versions
CA142285S (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 CA968781A publication Critical patent/CA968781A/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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
CA142,285A 1971-06-07 1962-05-16 Wireline core barrel with resilient latch fingers Expired CA968781A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15048571A 1971-06-07 1971-06-07

Publications (1)

Publication Number Publication Date
CA968781A true CA968781A (en) 1975-06-03

Family

ID=22534742

Family Applications (1)

Application Number Title Priority Date Filing Date
CA142,285A Expired CA968781A (en) 1971-06-07 1962-05-16 Wireline core barrel with resilient latch fingers

Country Status (10)

Country Link
US (1) US3739865A (en)
AU (1) AU4230272A (en)
BR (1) BR7203526D0 (en)
CA (1) CA968781A (en)
DE (1) DE2228115A1 (en)
GB (1) GB1389304A (en)
NL (1) NL7207488A (en)
SE (1) SE397561B (en)
ZA (1) ZA723148B (en)
ZM (1) ZM9072A1 (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 (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4191263A (en) * 1978-07-26 1980-03-04 State of Minnesota as represented by the Commissioner of Natural Resources Peat sampling probe
US4466497A (en) * 1982-03-19 1984-08-21 Soinski Alexander F Wireline core barrel
US4605075A (en) * 1984-08-31 1986-08-12 Norton Christensen, Inc. Shrouded core catcher
SE461236B (en) * 1985-12-12 1990-01-22 Geotech Ab Ing Firma Device for geotechnical sampling
US5685574A (en) * 1995-02-28 1997-11-11 Dowell, A Division Of Schlumberger Technology Corporation Snap latch seal locator for sealingly latching tubing to a packer in a wellbore
US6216804B1 (en) 1998-07-29 2001-04-17 James T. Aumann Apparatus for recovering core samples under pressure
SE517190C2 (en) * 1999-08-24 2002-05-07 Atlas Copco Rocktech Ab Locking device for a link core drill, link core drilling device and method for link core drilling
US9506307B2 (en) 2011-03-16 2016-11-29 Corpro Technologies Canada Ltd. High pressure coring assembly and method
CN102747973B (en) * 2012-06-26 2015-02-04 淮南矿业(集团)有限责任公司 Underground core-drilling machine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3120282A (en) * 1958-09-18 1964-02-04 Longyear E J Co Wire line core barrel improvements
US3103981A (en) * 1961-06-08 1963-09-17 Longyear E J Co Wire line core barrel
US3266835A (en) * 1963-12-18 1966-08-16 Boyles Bros Drilling Company L Core barrel latch 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
GB1389304A (en) 1975-04-03
DE2228115A1 (en) 1973-01-04
ZM9072A1 (en) 1973-01-22
NL7207488A (en) 1972-12-11
SE397561B (en) 1977-11-07
BR7203526D0 (en) 1973-05-10
US3739865A (en) 1973-06-19
ZA723148B (en) 1973-02-28
AU4230272A (en) 1973-11-22

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