DE3373939D1 - A single-wire selective perforation system having firing safeguards - Google Patents

A single-wire selective perforation system having firing safeguards

Info

Publication number
DE3373939D1
DE3373939D1 DE8383401358T DE3373939T DE3373939D1 DE 3373939 D1 DE3373939 D1 DE 3373939D1 DE 8383401358 T DE8383401358 T DE 8383401358T DE 3373939 T DE3373939 T DE 3373939T DE 3373939 D1 DE3373939 D1 DE 3373939D1
Authority
DE
Germany
Prior art keywords
safeguards
firing
perforation system
selective perforation
wire selective
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
DE8383401358T
Other languages
German (de)
Inventor
Ernesto E Bordon
Iii Joseph E Chapman
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.)
Services Petroliers Schlumberger SA
Schlumberger NV
Schlumberger Ltd USA
Original Assignee
Societe de Prospection Electrique Schlumberger SA
Schlumberger NV
Schlumberger Ltd USA
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 US06/394,949 external-priority patent/US4527636A/en
Priority claimed from US06/394,948 external-priority patent/US4496010A/en
Application filed by Societe de Prospection Electrique Schlumberger SA, Schlumberger NV, Schlumberger Ltd USA filed Critical Societe de Prospection Electrique Schlumberger SA
Application granted granted Critical
Publication of DE3373939D1 publication Critical patent/DE3373939D1/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
    • 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
    • F42D1/05—Electric circuits for blasting
    • F42D1/055—Electric circuits for blasting specially adapted for firing multiple charges with a time delay

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Bags (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
DE8383401358T 1982-07-02 1983-07-01 A single-wire selective perforation system having firing safeguards Expired DE3373939D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/394,949 US4527636A (en) 1982-07-02 1982-07-02 Single-wire selective perforation system having firing safeguards
US06/394,948 US4496010A (en) 1982-07-02 1982-07-02 Single-wire selective performation system

Publications (1)

Publication Number Publication Date
DE3373939D1 true DE3373939D1 (en) 1987-11-05

Family

ID=27014932

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383401358T Expired DE3373939D1 (en) 1982-07-02 1983-07-01 A single-wire selective perforation system having firing safeguards

Country Status (8)

Country Link
EP (1) EP0098779B1 (en)
AU (1) AU564471B2 (en)
DE (1) DE3373939D1 (en)
DK (1) DK168168B1 (en)
IN (1) IN162141B (en)
MX (1) MX158750A (en)
NO (1) NO167995C (en)
OA (1) OA07480A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EG19633A (en) * 1983-12-22 1995-08-30 Dynamit Nobel Ag Process for chronologically staggered release of electronic explosive detonating device
SE458721B (en) * 1984-04-05 1989-04-24 Saab Training Systems Ab DEVICE FOR SEARCHING AND RELEASING A PYROTECHNICAL CHARGING
US4860653A (en) * 1985-06-28 1989-08-29 D. J. Moorhouse Detonator actuator
US4869171A (en) * 1985-06-28 1989-09-26 D J Moorhouse And S T Deeley Detonator
AU595916B2 (en) * 1986-08-29 1990-04-12 Ici Australia Operations Proprietary Limited Detonator system
FR2660749B1 (en) * 1990-04-05 1994-07-08 Lacroix E Tous Artifices CONTROLLED AND AUTOMATIC SEQUENTIAL TRIGGERING SYSTEM OF A PLURALITY OF PYROTECHNIC PAYLOADS.
US7870825B2 (en) * 2003-07-15 2011-01-18 Special Devices, Incorporated Enhanced method, device, and system for identifying an unknown or unmarked slave device such as in an electronic blasting system
CN109115060B (en) * 2018-10-15 2023-09-19 中国工程物理研究院电子工程研究所 Adjustable universal pulse current generating device for impact sheet detonator and control method thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010396A (en) * 1957-12-31 1961-11-28 Western Co Of North America Selective firing apparatus
US3495212A (en) * 1968-09-05 1970-02-10 Schlumberger Technology Corp Methods and apparatus for detecting the sudden movement of a tool in a well
US3517757A (en) * 1968-09-23 1970-06-30 Schlumberger Technology Corp Switching apparatus for selectively actuating explosive well-completion devices
US4051907A (en) * 1976-03-10 1977-10-04 N L Industries, Inc. Selective firing system
GB2015791B (en) * 1978-02-01 1982-06-03 Ici Ltd Selective actuation of electrical loads
NZ199616A (en) * 1981-02-12 1985-11-08 Aeci Ltd Sequential activation of detonators:timing mode controllers respond sequentially to signals from shot exploder

Also Published As

Publication number Publication date
EP0098779A2 (en) 1984-01-18
EP0098779B1 (en) 1987-09-30
OA07480A (en) 1984-12-31
NO167995B (en) 1991-09-23
NO167995C (en) 1992-01-02
DK168168B1 (en) 1994-02-21
IN162141B (en) 1988-04-02
DK305583D0 (en) 1983-07-01
DK305583A (en) 1984-01-03
NO832177L (en) 1984-01-03
AU564471B2 (en) 1987-08-13
AU1648483A (en) 1984-01-05
EP0098779A3 (en) 1985-11-06
MX158750A (en) 1989-03-10

Similar Documents

Publication Publication Date Title
GB2130377B (en) Inertial systems
GB2124577B (en) A chain-sheave/chain-rope system
GB2124528B (en) A masonry anchor
DE3370845D1 (en) Ignition system
GB2120434B (en) A security system
DE3373939D1 (en) A single-wire selective perforation system having firing safeguards
DE3462949D1 (en) A fuse for projectiles
GB2128286B (en) Building system
GB2334323B (en) A target-sensing munition
EP0107466A3 (en) A product-accessing system
GB2133355B (en) A vehicle partition
DE3379110D1 (en) Ignition system
GB8411842D0 (en) Ignition system
GB2149284B (en) A dividing system
GB8420249D0 (en) Bricklaying system
ZA841945B (en) A building system
GB8329204D0 (en) Ignition system
GB8426321D0 (en) Ignition system
AU89982S (en) A partition
CS131083A1 (en) System mazani a chlazeni drazkovych spoju
CS206182A1 (en) Zapojeni pro synchronni rozbeh, chod a brzdeni krokovych motoru
KR830002820U (en) A mortar
KR840000952Y1 (en) A hanger
AU87032S (en) A building block
AU87232S (en) A building block

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee