DE3172199D1 - Apparatus and method for obtaining a core at in situ pressure - Google Patents

Apparatus and method for obtaining a core at in situ pressure

Info

Publication number
DE3172199D1
DE3172199D1 DE8181301675T DE3172199T DE3172199D1 DE 3172199 D1 DE3172199 D1 DE 3172199D1 DE 8181301675 T DE8181301675 T DE 8181301675T DE 3172199 T DE3172199 T DE 3172199T DE 3172199 D1 DE3172199 D1 DE 3172199D1
Authority
DE
Germany
Prior art keywords
core
obtaining
situ pressure
situ
pressure
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
DE8181301675T
Other languages
German (de)
Inventor
Lionel John Milberger
Eddie Wayne Denk
Kai Robert Hostrup
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.)
Texas A&M University System
Original Assignee
Texas A&M University System
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 Texas A&M University System filed Critical Texas A&M University System
Application granted granted Critical
Publication of DE3172199D1 publication Critical patent/DE3172199D1/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
    • E21B25/18—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being specially adapted for operation under water
    • 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
    • E21B25/04—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 the core receiver having a core forming cutting edge or element, e.g. punch type core barrels
    • 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
    • E21B25/08—Coating, freezing, consolidating cores; Recovering uncontaminated cores or cores at formation pressure

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)
  • Sampling And Sample Adjustment (AREA)
DE8181301675T 1981-04-15 1981-04-15 Apparatus and method for obtaining a core at in situ pressure Expired DE3172199D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19810301675 EP0063188B1 (en) 1981-04-15 1981-04-15 Apparatus and method for obtaining a core at in situ pressure

Publications (1)

Publication Number Publication Date
DE3172199D1 true DE3172199D1 (en) 1985-10-17

Family

ID=8188279

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181301675T Expired DE3172199D1 (en) 1981-04-15 1981-04-15 Apparatus and method for obtaining a core at in situ pressure

Country Status (2)

Country Link
EP (1) EP0063188B1 (en)
DE (1) DE3172199D1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106194168B (en) * 2016-09-09 2022-03-01 河南理工大学 Coal seam low-temperature fixed-point ice-sealed sampling device and using method thereof
CN108518191B (en) * 2018-05-30 2023-06-02 广州海洋地质调查局 Natural gas hydrate pressure maintaining coring device
CN113175307B (en) * 2021-04-29 2022-04-15 四川大学 Rotary seal core lifting mechanism
CN113504076B (en) * 2021-06-25 2024-04-23 张宏 Fixed-point sampling device for marsh land for geological survey
CN114991767B (en) * 2022-07-01 2023-09-05 中国地质科学院勘探技术研究所 Deep typical weak source gas drilling continuous in-situ sampling device and sampling method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB229105A (en) * 1924-02-29 1925-02-19 Thomas Charles Bannon Improvements in apparatus for taking cores from boreholes
FR1304162A (en) * 1961-08-10 1962-09-21 Charbonnages De France Improvements to sealed core barrels
US3163241A (en) * 1961-12-20 1964-12-29 Shell Oil Co Core sample taking
US3548958A (en) * 1969-07-30 1970-12-22 Exxon Production Research Co Pressure core barrel
GB1400096A (en) * 1973-06-06 1975-07-16 Jovanovic A S Sampler for taking undisturbed soft sediment samples
US4256192A (en) * 1979-07-06 1981-03-17 Christensen, Inc. Pressure core barrel

Also Published As

Publication number Publication date
EP0063188B1 (en) 1985-09-11
EP0063188A1 (en) 1982-10-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee