JPS5792294A - Mechanism for releasing connection between core barrel and gripping device - Google Patents

Mechanism for releasing connection between core barrel and gripping device

Info

Publication number
JPS5792294A
JPS5792294A JP56161942A JP16194281A JPS5792294A JP S5792294 A JPS5792294 A JP S5792294A JP 56161942 A JP56161942 A JP 56161942A JP 16194281 A JP16194281 A JP 16194281A JP S5792294 A JPS5792294 A JP S5792294A
Authority
JP
Japan
Prior art keywords
gripping device
core barrel
releasing connection
releasing
connection
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.)
Pending
Application number
JP56161942A
Other languages
English (en)
Japanese (ja)
Inventor
Uiruherumu Erikuson Suune
Kurisutofuaa Egunerefu Gunnaa
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.)
KUREARIASU AB
Original Assignee
KUREARIASU AB
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 KUREARIASU AB filed Critical KUREARIASU AB
Publication of JPS5792294A publication Critical patent/JPS5792294A/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
    • 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

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)
  • Drilling And Boring (AREA)
JP56161942A 1980-10-08 1981-10-08 Mechanism for releasing connection between core barrel and gripping device Pending JPS5792294A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8007045A SE423924B (sv) 1980-10-08 1980-10-08 Anordning for frikoppling av en fangstanordning fran ett kernror i ett borror

Publications (1)

Publication Number Publication Date
JPS5792294A true JPS5792294A (en) 1982-06-08

Family

ID=20341934

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56161942A Pending JPS5792294A (en) 1980-10-08 1981-10-08 Mechanism for releasing connection between core barrel and gripping device

Country Status (9)

Country Link
US (1) US4431225A (OSRAM)
EP (1) EP0049698B1 (OSRAM)
JP (1) JPS5792294A (OSRAM)
AU (1) AU539058B2 (OSRAM)
CA (1) CA1182441A (OSRAM)
DE (1) DE3175763D1 (OSRAM)
IN (1) IN154260B (OSRAM)
SE (1) SE423924B (OSRAM)
ZA (1) ZA816909B (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5041020A (en) * 1990-07-10 1991-08-20 Amp Incorporated F series coaxial cable adapter
US5551196A (en) * 1993-06-17 1996-09-03 Rylock Company Ltd. Window assembly having dead air spaces formed by non conductive members
RU2159321C1 (ru) * 1999-04-13 2000-11-20 Санкт-Петербургский государственный горный институт им. Г.В. Плеханова (Технический университет) Распорный узел колонкового набора
DE102008002835B4 (de) 2008-04-30 2012-09-06 Universität Bremen vertreten durch den Rektor Hakenfänger
EP2961917B1 (en) 2013-03-01 2018-09-19 Sandvik Intellectual Property AB Overshot tool having latch control means
CN113513282B (zh) * 2021-08-10 2022-08-05 中国船舶科学研究中心 一种深部原位岩芯抓取装置及其操作方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB286101A (en) * 1927-03-21 1928-03-01 Matvey Alcunovitch Capeliushni Bore-hole apparatus
US2948340A (en) * 1954-07-09 1960-08-09 Otis Eng Co Well tools
US2893693A (en) * 1957-09-11 1959-07-07 Clark Wallace Down-hole motor positioning device
US2980185A (en) * 1958-07-11 1961-04-18 Camco Inc Retrievable well tool hanger
US3319719A (en) * 1964-06-16 1967-05-16 Perry J Decuir Cam biased well anchor with detachable setting means
US3537743A (en) * 1966-08-10 1970-11-03 Boyles Bros Drilling Co Core drilling system
US3441098A (en) * 1966-08-10 1969-04-29 Boyles Bros Drilling Co Core drilling system
SE332402B (OSRAM) * 1970-04-30 1971-02-08 Atlas Copco Ab

Also Published As

Publication number Publication date
EP0049698A3 (en) 1984-08-01
EP0049698A2 (en) 1982-04-14
IN154260B (OSRAM) 1984-10-13
SE8007045L (sv) 1982-04-09
AU7605381A (en) 1982-04-22
SE423924B (sv) 1982-06-14
DE3175763D1 (en) 1987-02-05
CA1182441A (en) 1985-02-12
US4431225A (en) 1984-02-14
AU539058B2 (en) 1984-09-06
EP0049698B1 (en) 1986-12-30
ZA816909B (en) 1982-09-29

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