[go: up one dir, main page]

GB2177740B - Explosion compensator - Google Patents

Explosion compensator

Info

Publication number
GB2177740B
GB2177740B GB08615904A GB8615904A GB2177740B GB 2177740 B GB2177740 B GB 2177740B GB 08615904 A GB08615904 A GB 08615904A GB 8615904 A GB8615904 A GB 8615904A GB 2177740 B GB2177740 B GB 2177740B
Authority
GB
United Kingdom
Prior art keywords
compensator
explosion
explosion compensator
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
GB08615904A
Other versions
GB2177740A (en
GB8615904D0 (en
Inventor
James Nigel Smetham
Lazaris Lazari
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.)
Vetco Ltd C E
Baker Hughes Energy Technology UK Ltd
Original Assignee
Vetco Ltd C E
CE Vetco UK Ltd
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
Priority claimed from GB858517488A external-priority patent/GB8517488D0/en
Application filed by Vetco Ltd C E, CE Vetco UK Ltd filed Critical Vetco Ltd C E
Priority to GB08615904A priority Critical patent/GB2177740B/en
Publication of GB8615904D0 publication Critical patent/GB8615904D0/en
Publication of GB2177740A publication Critical patent/GB2177740A/en
Application granted granted Critical
Publication of GB2177740B publication Critical patent/GB2177740B/en
Expired legal-status Critical Current

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)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
GB08615904A 1985-07-10 1986-06-30 Explosion compensator Expired GB2177740B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08615904A GB2177740B (en) 1985-07-10 1986-06-30 Explosion compensator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB858517488A GB8517488D0 (en) 1985-07-10 1985-07-10 Explosion compensator
GB08615904A GB2177740B (en) 1985-07-10 1986-06-30 Explosion compensator

Publications (3)

Publication Number Publication Date
GB8615904D0 GB8615904D0 (en) 1986-08-06
GB2177740A GB2177740A (en) 1987-01-28
GB2177740B true GB2177740B (en) 1988-06-15

Family

ID=26289513

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08615904A Expired GB2177740B (en) 1985-07-10 1986-06-30 Explosion compensator

Country Status (1)

Country Link
GB (1) GB2177740B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4905759A (en) * 1988-03-25 1990-03-06 Halliburton Company Collapsible gun assembly
CA2296122C (en) 1999-01-15 2008-07-29 Baker Hughes Incorporated Window forming by flame cutting
US6971449B1 (en) 1999-05-04 2005-12-06 Weatherford/Lamb, Inc. Borehole conduit cutting apparatus and process
US6536525B1 (en) 2000-09-11 2003-03-25 Weatherford/Lamb, Inc. Methods and apparatus for forming a lateral wellbore

Also Published As

Publication number Publication date
GB2177740A (en) 1987-01-28
GB8615904D0 (en) 1986-08-06

Similar Documents

Publication Publication Date Title
PH22329A (en) Explosive composition
DE3665763D1 (en) Compensator
GB2171974B (en) Crown block compensator
GB8624149D0 (en) Hinge
DE3663021D1 (en) Related cases
GB8617778D0 (en) Missile
IL81005A0 (en) Missile
GB8523389D0 (en) Safes
GB8620900D0 (en) Protective structure
GB8527692D0 (en) Protective case
GB2177740B (en) Explosion compensator
AU99783S (en) Rifle
GB8517488D0 (en) Explosion compensator
GB2171905B (en) Explosion suppression arrangement
GB8629520D0 (en) Hinge
GB8622507D0 (en) Lateral-offset arrangement
MW3786A1 (en) Explosive
CA55355S (en) Case
ZA861970B (en) Explosive
ZM3686A1 (en) Explosive
IE850127L (en) Explosive
KR870003467Y1 (en) Note-book
GB2173098B (en) Portable periscope
AU96262S (en) Case
GB8503870D0 (en) Hinge arrangement

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930630