NO862680L - Eksplosjonskompensator. - Google Patents

Eksplosjonskompensator.

Info

Publication number
NO862680L
NO862680L NO862680A NO862680A NO862680L NO 862680 L NO862680 L NO 862680L NO 862680 A NO862680 A NO 862680A NO 862680 A NO862680 A NO 862680A NO 862680 L NO862680 L NO 862680L
Authority
NO
Norway
Prior art keywords
parts
explosive
compensator
borehole
devices
Prior art date
Application number
NO862680A
Other languages
English (en)
Norwegian (no)
Other versions
NO862680D0 (no
Inventor
James Nigel Smetham
Lazaris Lazari
Original Assignee
Vetco Ltd C E
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 Vetco Ltd C E filed Critical Vetco Ltd C E
Publication of NO862680D0 publication Critical patent/NO862680D0/no
Publication of NO862680L publication Critical patent/NO862680L/no

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42D—BLASTING
    • F42D5/00—Safety arrangements
    • F42D5/04—Rendering explosive charges harmless, e.g. destroying ammunition; Rendering detonation of explosive charges harmless
    • F42D5/045—Detonation-wave absorbing or damping means
    • 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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/02—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground by explosives or by thermal or chemical means
    • 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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/12—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground specially adapted for underwater installations
    • 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
    • E21B43/119—Details, e.g. for locating perforating place or direction
    • E21B43/1195—Replacement of drilling mud; decrease of undesirable shock waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Earth Drilling (AREA)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
NO862680A 1985-07-10 1986-07-02 Eksplosjonskompensator. NO862680L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858517488A GB8517488D0 (en) 1985-07-10 1985-07-10 Explosion compensator

Publications (2)

Publication Number Publication Date
NO862680D0 NO862680D0 (no) 1986-07-02
NO862680L true NO862680L (no) 1987-01-12

Family

ID=10582112

Family Applications (1)

Application Number Title Priority Date Filing Date
NO862680A NO862680L (no) 1985-07-10 1986-07-02 Eksplosjonskompensator.

Country Status (5)

Country Link
EP (1) EP0212811A1 (da)
CN (1) CN86104635A (da)
DK (1) DK309486A (da)
GB (1) GB8517488D0 (da)
NO (1) NO862680L (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5117911A (en) * 1991-04-16 1992-06-02 Jet Research Center, Inc. Shock attenuating apparatus and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1856912A (en) * 1930-06-04 1932-05-03 Dow Chemical Co Improved method of shooting wells
US2191781A (en) * 1939-04-26 1940-02-27 Lane Wells Co Pressure compensator for gun perforators
US4510999A (en) * 1982-06-07 1985-04-16 Geo Vann, Inc. Well cleanup and completion method and apparatus
US4529038A (en) * 1982-08-19 1985-07-16 Geo Vann, Inc. Differential vent and bar actuated circulating valve and method
FR2534624B1 (fr) * 1982-10-15 1985-10-11 Commissariat Energie Atomique Procede et dispositif pour le decoupage pyrotechnique d'un tube immerge

Also Published As

Publication number Publication date
EP0212811A1 (en) 1987-03-04
NO862680D0 (no) 1986-07-02
DK309486D0 (da) 1986-06-27
DK309486A (da) 1987-01-11
CN86104635A (zh) 1987-01-07
GB8517488D0 (en) 1985-08-14

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