JPS6332957B2 - - Google Patents

Info

Publication number
JPS6332957B2
JPS6332957B2 JP12654981A JP12654981A JPS6332957B2 JP S6332957 B2 JPS6332957 B2 JP S6332957B2 JP 12654981 A JP12654981 A JP 12654981A JP 12654981 A JP12654981 A JP 12654981A JP S6332957 B2 JPS6332957 B2 JP S6332957B2
Authority
JP
Japan
Prior art keywords
drilling device
mine wall
wall drilling
explosive
explosive charge
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
JP12654981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5761190A (en
Inventor
Hoteie Aran
Sheneru Pieeru
Shantoro Berunaaru
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 Overseas SA
Original Assignee
Schlumberger Overseas SA
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 Overseas SA filed Critical Schlumberger Overseas SA
Publication of JPS5761190A publication Critical patent/JPS5761190A/ja
Publication of JPS6332957B2 publication Critical patent/JPS6332957B2/ja
Granted 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/11—Perforators; Permeators
    • E21B43/116—Gun or shaped-charge perforators
    • E21B43/117—Shaped-charge perforators

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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP12654981A 1981-02-10 1981-08-12 Well excavator Granted JPS5761190A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8102547A FR2499621A2 (fr) 1981-02-10 1981-02-10 Dispositif de perforation pour sondages

Publications (2)

Publication Number Publication Date
JPS5761190A JPS5761190A (en) 1982-04-13
JPS6332957B2 true JPS6332957B2 (enExample) 1988-07-01

Family

ID=9255012

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12654981A Granted JPS5761190A (en) 1981-02-10 1981-08-12 Well excavator

Country Status (2)

Country Link
JP (1) JPS5761190A (enExample)
FR (1) FR2499621A2 (enExample)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE561816A (enExample) * 1956-12-26
US3104611A (en) * 1959-05-26 1963-09-24 Schlumberger Prospection Perforating apparatus
FR1281158A (fr) * 1961-02-22 1962-01-08 Schlumberger Well Surv Corp Appareil perforateur pour sondages
US3177808A (en) * 1961-03-13 1965-04-13 Harrold D Owen Bore hole perforating apparatus
US3305032A (en) * 1964-06-11 1967-02-21 Schlumberger Technology Corp Well completion apparatus
US3276369A (en) * 1964-07-17 1966-10-04 Schlumberger Well Surv Corp Shaped charge device
FR2285593A1 (fr) * 1974-09-20 1976-04-16 Schlumberger Inst System Support de charges creuses pour la mise en production des forages et notamment des puits a gaz

Also Published As

Publication number Publication date
JPS5761190A (en) 1982-04-13
FR2499621B2 (enExample) 1984-06-15
FR2499621A2 (fr) 1982-08-13

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