SE306510B - Core lifter - Google Patents

Core lifter

Info

Publication number
SE306510B
SE306510B SE11507/66A SE1150766DA SE306510B SE 306510 B SE306510 B SE 306510B SE 11507/66 A SE11507/66 A SE 11507/66A SE 1150766D A SE1150766D A SE 1150766DA SE 306510 B SE306510 B SE 306510B
Authority
SE
Sweden
Prior art keywords
core lifter
lifter
core
Prior art date
Application number
SE11507/66A
Other languages
Swedish (sv)
Inventor
L Lindelof
Original Assignee
Longyear E Co
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 Longyear E Co filed Critical Longyear E Co
Publication of SE306510B publication Critical patent/SE306510B/en

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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/10—Formed core retaining or severing means
    • E21B25/12—Formed core retaining or severing means of the sliding wedge type

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
SE11507/66A 1965-08-27 1966-08-25 Core lifter SE306510B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US483102A US3340939A (en) 1965-08-27 1965-08-27 Core lifter apparatus

Publications (1)

Publication Number Publication Date
SE306510B true SE306510B (en) 1968-12-02

Family

ID=23918672

Family Applications (1)

Application Number Title Priority Date Filing Date
SE11507/66A SE306510B (en) 1965-08-27 1966-08-25 Core lifter

Country Status (4)

Country Link
US (1) US3340939A (en)
FR (1) FR1489560A (en)
GB (1) GB1134204A (en)
SE (1) SE306510B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4860058A (en) * 1987-02-02 1989-08-22 Seiko Epson Corporation Image forming apparatus

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3485310A (en) * 1968-01-22 1969-12-23 Vincent Milosevich Wire line core barrel apparatus
US3461981A (en) * 1968-04-30 1969-08-19 Longyear Co E J Wire line core barrel apparatus
US3874466A (en) * 1974-04-19 1975-04-01 New Jersey Zinc Co Core tube placement and retrieval
EP0052672B1 (en) * 1980-11-21 1985-03-20 DIAMANT BOART Société Anonyme Method for recovering a retrievable core receiver in upward drilling and a recovery head for this purpose
BE1000529A4 (en) * 1987-05-13 1989-01-17 Diamant Boart Sa Device control lock core survey.
US4800969A (en) * 1987-11-24 1989-01-31 Longyear Company Fast descent core barrel apparatus
US4834198A (en) * 1988-04-25 1989-05-30 Longyear Company Positive latch wire line core barrel apparatus
CA2010534C (en) * 1989-02-22 1997-06-10 David Stanley Williams Wire line core drilling apparatus
US5031708A (en) * 1990-04-20 1991-07-16 Longyear Company Cockable corebreaker apparatus
CA2082439C (en) * 1991-11-14 2004-05-11 Simon J. Harrison Overcenter toggle latch apparatus
US5934393A (en) * 1997-02-19 1999-08-10 Boart Longyear International Holdings, Inc. Core barrel apparatus
US6089335A (en) * 1998-12-16 2000-07-18 Boart Longyear International Holdings, Inc. Positive latch core barrel apparatus
US7921926B2 (en) * 2008-05-16 2011-04-12 Longyear Tm, Inc. Jointed spearhead assembly
US9528337B2 (en) * 2009-10-07 2016-12-27 Longyear Tm, Inc. Up-hole bushing and core barrel head assembly comprising same
US8794355B2 (en) 2009-10-07 2014-08-05 Longyear Tm, Inc. Driven latch mechanism
US8869918B2 (en) 2009-10-07 2014-10-28 Longyear Tm, Inc. Core drilling tools with external fluid pathways
US8770320B2 (en) * 2009-11-03 2014-07-08 Longyear Tm, Inc. Core lifter
CA2784195C (en) 2011-08-01 2014-08-05 Groupe Fordia Inc. Core barrel assembly including a valve
AP2015008294A0 (en) * 2012-09-25 2015-02-28 Ct Tech Pty Ltd A core lifter assembly
WO2015188099A1 (en) * 2014-06-06 2015-12-10 Bly Ip Inc. Core lifter case and methods for using same
WO2017015725A1 (en) * 2015-07-30 2017-02-02 Ct Tech Pty Ltd A ring replacement system for a core lifter assembly
US10428612B2 (en) * 2016-04-06 2019-10-01 Byron Harvey Wade Apparatus and method for withdrawing cores from drilled holes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126064A (en) * 1964-03-24 miller
US2829868A (en) * 1953-08-14 1958-04-08 Longyear E J Co Wire line core barrel
US3225845A (en) * 1961-02-17 1965-12-28 Joy Mfg Co Core barrel assembly
US3127943A (en) * 1962-03-05 1964-04-07 Christensen Diamond Prod Co Wire line core barrel
US3305033A (en) * 1964-03-04 1967-02-21 Longyear E J Co Core barrel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4860058A (en) * 1987-02-02 1989-08-22 Seiko Epson Corporation Image forming apparatus
US4945383A (en) * 1987-02-02 1990-07-31 Seiko Epson Corporation Image forming apparatus

Also Published As

Publication number Publication date
GB1134204A (en) 1968-11-20
US3340939A (en) 1967-09-12
FR1489560A (en) 1967-07-21

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