AU4070889A - Safety switch for explosive well tools - Google Patents

Safety switch for explosive well tools

Info

Publication number
AU4070889A
AU4070889A AU40708/89A AU4070889A AU4070889A AU 4070889 A AU4070889 A AU 4070889A AU 40708/89 A AU40708/89 A AU 40708/89A AU 4070889 A AU4070889 A AU 4070889A AU 4070889 A AU4070889 A AU 4070889A
Authority
AU
Australia
Prior art keywords
safety switch
well tools
explosive well
explosive
tools
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.)
Abandoned
Application number
AU40708/89A
Inventor
Thomas J. Langston
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU4070889A publication Critical patent/AU4070889A/en
Abandoned 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
    • E21B43/1185—Ignition systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42D—BLASTING
    • F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
    • F42D1/04—Arrangements for ignition
    • F42D1/045—Arrangements for electric ignition

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
AU40708/89A 1988-08-12 1989-08-08 Safety switch for explosive well tools Abandoned AU4070889A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23134288A 1988-08-12 1988-08-12
US231342 1988-08-12

Publications (1)

Publication Number Publication Date
AU4070889A true AU4070889A (en) 1990-03-05

Family

ID=22868830

Family Applications (1)

Application Number Title Priority Date Filing Date
AU40708/89A Abandoned AU4070889A (en) 1988-08-12 1989-08-08 Safety switch for explosive well tools

Country Status (4)

Country Link
EP (1) EP0429512A4 (en)
AU (1) AU4070889A (en)
CA (1) CA1323896C (en)
WO (1) WO1990001610A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6082264A (en) * 1996-12-19 2000-07-04 Sasol Mining Initiators (Proprietary) Limited Connectors for wired networks for detonators

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2605314A (en) * 1948-06-11 1952-07-29 Belden Mfg Co Electrical cable with intermediate disconnect means
US2659792A (en) * 1950-02-21 1953-11-17 Hart Mfg Co Electric switch
US2785631A (en) * 1950-10-05 1957-03-19 Borg Warner Shaped explosive-charge perforating apparatus
CH306475A (en) * 1951-11-16 1955-04-15 Vorwerk & Co Elektrowerke Kg Electrical switching device on a household appliance.
US2837995A (en) * 1952-12-26 1958-06-10 Pgac Dev Co Unsymmetrically encased shaped explosive charges
US2694182A (en) * 1953-02-20 1954-11-09 George G Edlen Impedance-matching tap-off coupler for wave transmission lines
US3168141A (en) * 1959-05-29 1965-02-02 Schlumberger Well Surv Corp Orienting means for perforating apparatus
US3183972A (en) * 1961-04-14 1965-05-18 Otis Eng Co Perforator hanger
US3461419A (en) * 1967-06-23 1969-08-12 Rte Corp Hot line connector
US3758731A (en) * 1971-02-19 1973-09-11 R Vann Switch means for actuating downhole devices
US4011815A (en) * 1975-10-20 1977-03-15 Schlumberger Technology Corporation Safe-handling arming apparatus for perforating guns
US4154302A (en) * 1977-10-31 1979-05-15 Shafco Industries, Inc. Cable feed-through method and apparatus for well head constructions
US4291623A (en) * 1978-12-29 1981-09-29 Nl Industries, Inc. Binary electroexplosive device and method of assembly thereof
US4266613A (en) * 1979-06-06 1981-05-12 Sie, Inc. Arming device and method
US4314614A (en) * 1980-05-30 1982-02-09 Dresser Industries, Inc. Method and apparatus for disarming and arming explosive oil well perforators
US4561356A (en) * 1983-08-29 1985-12-31 Schlumberger Technology Corporation Explosive charge safe-arming system
US4523650A (en) * 1983-12-12 1985-06-18 Dresser Industries, Inc. Explosive safe/arm system for oil well perforating guns

Also Published As

Publication number Publication date
EP0429512A4 (en) 1992-06-24
WO1990001610A1 (en) 1990-02-22
CA1323896C (en) 1993-11-02
EP0429512A1 (en) 1991-06-05

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