CA942663A - Electro-hydraulically controlled perforator - Google Patents

Electro-hydraulically controlled perforator

Info

Publication number
CA942663A
CA942663A CA109,599A CA109599A CA942663A CA 942663 A CA942663 A CA 942663A CA 109599 A CA109599 A CA 109599A CA 942663 A CA942663 A CA 942663A
Authority
CA
Canada
Prior art keywords
electro
hydraulically controlled
perforator
controlled perforator
hydraulically
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
CA109,599A
Other versions
CA109599S (en
Inventor
Harold D. Walker
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries Inc
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 Dresser Industries Inc filed Critical Dresser Industries Inc
Application granted granted Critical
Publication of CA942663A publication Critical patent/CA942663A/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
    • 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

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)
CA109,599A 1970-05-13 1971-04-05 Electro-hydraulically controlled perforator Expired CA942663A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3672770A 1970-05-13 1970-05-13

Publications (1)

Publication Number Publication Date
CA942663A true CA942663A (en) 1974-02-26

Family

ID=21890282

Family Applications (1)

Application Number Title Priority Date Filing Date
CA109,599A Expired CA942663A (en) 1970-05-13 1971-04-05 Electro-hydraulically controlled perforator

Country Status (2)

Country Link
US (1) US3648785A (en)
CA (1) CA942663A (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4266613A (en) * 1979-06-06 1981-05-12 Sie, Inc. Arming device and method
US4598776A (en) * 1985-06-11 1986-07-08 Baker Oil Tools, Inc. Method and apparatus for firing multisection perforating guns
US4778009A (en) * 1987-07-13 1988-10-18 Halliburton Company Shock actuated switch for perforating gun assembly
US4886126A (en) * 1988-12-12 1989-12-12 Baker Hughes Incorporated Method and apparatus for firing a perforating gun
US4971160A (en) * 1989-12-20 1990-11-20 Schlumberger Technology Corporation Perforating and testing apparatus including a microprocessor implemented control system responsive to an output from an inductive coupler or other input stimulus
US5887654A (en) 1996-11-20 1999-03-30 Schlumberger Technology Corporation Method for performing downhole functions
US6095258A (en) * 1998-08-28 2000-08-01 Western Atlas International, Inc. Pressure actuated safety switch for oil well perforating
US9752421B2 (en) 2015-01-28 2017-09-05 Owen Oil Tools Lp Pressure switch for selective firing of perforating guns
US9194219B1 (en) 2015-02-20 2015-11-24 Geodynamics, Inc. Wellbore gun perforating system and method
US10180050B2 (en) 2015-02-20 2019-01-15 Geodynamics, Inc. Select fire switch control system and method
US9291040B1 (en) * 2015-02-20 2016-03-22 Geodynamics, Inc. Select fire switch form factor system and method
US11255650B2 (en) 2016-11-17 2022-02-22 XConnect, LLC Detonation system having sealed explosive initiation assembly
US11208873B2 (en) * 2016-11-17 2021-12-28 Bakken Ball Retrieval Llc Switch sub with two way sealing features and method
US10914145B2 (en) 2019-04-01 2021-02-09 PerfX Wireline Services, LLC Bulkhead assembly for a tandem sub, and an improved tandem sub
US10161733B2 (en) 2017-04-18 2018-12-25 Dynaenergetics Gmbh & Co. Kg Pressure bulkhead structure with integrated selective electronic switch circuitry, pressure-isolating enclosure containing such selective electronic switch circuitry, and methods of making such
US11906278B2 (en) 2019-04-01 2024-02-20 XConnect, LLC Bridged bulkheads for perforating gun assembly
US11255162B2 (en) 2019-04-01 2022-02-22 XConnect, LLC Bulkhead assembly for a tandem sub, and an improved tandem sub
US11293737B2 (en) 2019-04-01 2022-04-05 XConnect, LLC Detonation system having sealed explosive initiation assembly
US11402190B2 (en) 2019-08-22 2022-08-02 XConnect, LLC Detonation system having sealed explosive initiation assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2543823A (en) * 1948-03-26 1951-03-06 Standard Oil Dev Co Casing perforating gun
US3011551A (en) * 1958-11-06 1961-12-05 Halliburton Co Fracturing gun
US3040808A (en) * 1959-02-17 1962-06-26 Otis Eng Co Method and apparatus for perforating oil wells
US3274933A (en) * 1963-05-24 1966-09-27 Exxon Production Research Co Apparatus for explosive charge drilling
US3246707A (en) * 1964-02-17 1966-04-19 Schlumberger Well Surv Corp Selective firing system
US3391263A (en) * 1965-10-24 1968-07-02 Schlumberger Technology Corp Apparatus for controlling well tools in well bores

Also Published As

Publication number Publication date
US3648785A (en) 1972-03-14

Similar Documents

Publication Publication Date Title
CA934188A (en) Transmission
CA942663A (en) Electro-hydraulically controlled perforator
CA931383A (en) Transmission control
CA935086A (en) Nibbling punch
CA925327A (en) Transmission
CA925431A (en) Cutting devices
CA938199A (en) Transmission
CA927145A (en) Transmission control
CA935741A (en) Transmission controls
CA934659A (en) Perforating device
CA927582A (en) Drilling
CA927146A (en) Transmission control
CA945987A (en) 19-nor-6,6-ethylene-20-spiroxenes
CA970624A (en) Margarine
CA911789A (en) Drainage foil
CA928717A (en) O,s-diphosphites
AU3539271A (en) Training devices
CA960642A (en) Drilling
CA946468A (en) Servo-mechanisms
CA886964A (en) Perforator
CA800857A (en) Chadless perforator
CA857120A (en) Guillotines
CA836856A (en) Controlling depth
CA845951A (en) Transmission control
CA846507A (en) Transmission control