FR1278207A - Perfectionnement aux outils pour carottiers - Google Patents

Perfectionnement aux outils pour carottiers

Info

Publication number
FR1278207A
FR1278207A FR4294A FR38004294A FR1278207A FR 1278207 A FR1278207 A FR 1278207A FR 4294 A FR4294 A FR 4294A FR 38004294 A FR38004294 A FR 38004294A FR 1278207 A FR1278207 A FR 1278207A
Authority
FR
France
Prior art keywords
corers
tools
development
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
FR4294A
Other languages
English (en)
Inventor
Marcel Georges Ritter
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.)
Neyrpic SA
Norton Christensen Inc
Original Assignee
Neyrpic SA
Christensen Diamond Products 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 Neyrpic SA, Christensen Diamond Products Co filed Critical Neyrpic SA
Priority to FR4294A priority Critical patent/FR1278207A/fr
Application granted granted Critical
Publication of FR1278207A publication Critical patent/FR1278207A/fr
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)
FR4294A 1960-10-27 1960-10-27 Perfectionnement aux outils pour carottiers Expired FR1278207A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR4294A FR1278207A (fr) 1960-10-27 1960-10-27 Perfectionnement aux outils pour carottiers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR4294A FR1278207A (fr) 1960-10-27 1960-10-27 Perfectionnement aux outils pour carottiers

Publications (1)

Publication Number Publication Date
FR1278207A true FR1278207A (fr) 1961-12-08

Family

ID=8569952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR4294A Expired FR1278207A (fr) 1960-10-27 1960-10-27 Perfectionnement aux outils pour carottiers

Country Status (1)

Country Link
FR (1) FR1278207A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999002816A1 (fr) * 1997-07-08 1999-01-21 Dresser Industries Inc. Carottier

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999002816A1 (fr) * 1997-07-08 1999-01-21 Dresser Industries Inc. Carottier
BE1011266A3 (fr) * 1997-07-08 1999-07-06 Dresser Ind Carottier.
US6341656B1 (en) 1997-07-08 2002-01-29 Dresser Industries, Inc. Core barrel

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