FR1128957A - Core barrel enhancements - Google Patents

Core barrel enhancements

Info

Publication number
FR1128957A
FR1128957A FR1128957DA FR1128957A FR 1128957 A FR1128957 A FR 1128957A FR 1128957D A FR1128957D A FR 1128957DA FR 1128957 A FR1128957 A FR 1128957A
Authority
FR
France
Prior art keywords
enhancements
core barrel
barrel
core
barrel enhancements
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
Other languages
French (fr)
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.)
CRAELIUS Co Ltd SOC
Original Assignee
CRAELIUS Co Ltd SOC
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 CRAELIUS Co Ltd SOC filed Critical CRAELIUS Co Ltd SOC
Application granted granted Critical
Publication of FR1128957A publication Critical patent/FR1128957A/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

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)
FR1128957D 1954-03-22 1955-03-21 Core barrel enhancements Expired FR1128957A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1128957X 1954-03-22

Publications (1)

Publication Number Publication Date
FR1128957A true FR1128957A (en) 1957-01-14

Family

ID=10876176

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1128957D Expired FR1128957A (en) 1954-03-22 1955-03-21 Core barrel enhancements

Country Status (1)

Country Link
FR (1) FR1128957A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109458148A (en) * 2018-12-24 2019-03-12 中铁二院工程集团有限责任公司 Three-layer pipe impacts core bit
CN109538147A (en) * 2018-12-24 2019-03-29 中铁二院工程集团有限责任公司 Single-action twin-pipes impact core bit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109458148A (en) * 2018-12-24 2019-03-12 中铁二院工程集团有限责任公司 Three-layer pipe impacts core bit
CN109538147A (en) * 2018-12-24 2019-03-29 中铁二院工程集团有限责任公司 Single-action twin-pipes impact core bit

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