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FR1463377A - Method and device for unlocking rods in boreholes - Google Patents

Method and device for unlocking rods in boreholes

Info

Publication number
FR1463377A
FR1463377A FR45416A FR45416A FR1463377A FR 1463377 A FR1463377 A FR 1463377A FR 45416 A FR45416 A FR 45416A FR 45416 A FR45416 A FR 45416A FR 1463377 A FR1463377 A FR 1463377A
Authority
FR
France
Prior art keywords
boreholes
unlocking rods
unlocking
rods
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
FR45416A
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.)
Schlumberger Well Surveying Corp
Original Assignee
Schlumberger Well Surveying Corp
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 Schlumberger Well Surveying Corp filed Critical Schlumberger Well Surveying Corp
Application granted granted Critical
Publication of FR1463377A publication Critical patent/FR1463377A/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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars
    • E21B31/1075—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars using explosives
    • 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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR45416A 1965-01-27 1966-01-11 Method and device for unlocking rods in boreholes Expired FR1463377A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42521465A 1965-01-27 1965-01-27

Publications (1)

Publication Number Publication Date
FR1463377A true FR1463377A (en) 1966-12-23

Family

ID=52441452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR45416A Expired FR1463377A (en) 1965-01-27 1966-01-11 Method and device for unlocking rods in boreholes

Country Status (1)

Country Link
FR (1) FR1463377A (en)

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