OA07480A - A single-wire selective perforation system having firing safeguards. - Google Patents

A single-wire selective perforation system having firing safeguards.

Info

Publication number
OA07480A
OA07480A OA58047A OA58047A OA07480A OA 07480 A OA07480 A OA 07480A OA 58047 A OA58047 A OA 58047A OA 58047 A OA58047 A OA 58047A OA 07480 A OA07480 A OA 07480A
Authority
OA
OAPI
Prior art keywords
safeguards
firing
perforation system
selective perforation
wire selective
Prior art date
Application number
OA58047A
Other languages
English (en)
Inventor
Ernesto E Bordon
Joseph E Chapman
Original Assignee
Schlumberger 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 US06/394,949 external-priority patent/US4527636A/en
Priority claimed from US06/394,948 external-priority patent/US4496010A/en
Application filed by Schlumberger Ltd filed Critical Schlumberger Ltd
Publication of OA07480A publication Critical patent/OA07480A/xx

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)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Air Bags (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
OA58047A 1982-07-02 1983-07-01 A single-wire selective perforation system having firing safeguards. OA07480A (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
OA07480A true OA07480A (en) 1984-12-31

Family

ID=27014932

Family Applications (1)

Application Number Title Priority Date Filing Date
OA58047A OA07480A (en) 1982-07-02 1983-07-01 A single-wire selective perforation system having firing safeguards.

Country Status (8)

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

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 (sv) * 1984-04-05 1989-04-24 Saab Training Systems Ab Anordning foer uppsoekning och avfyrning av en pyroteknisk laddning
WO1987000265A1 (en) * 1985-06-28 1987-01-15 Moorhouse, D., J. 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 (fr) * 1990-04-05 1994-07-08 Lacroix E Tous Artifices Systeme de declenchement sequentiel controle et automatique d'une pluralite de charges utiles pyrotechniques.
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 (zh) * 2018-10-15 2023-09-19 中国工程物理研究院电子工程研究所 一种冲击片雷管可调通用型脉冲电流发生装置及其控制方法

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
NO167995B (no) 1991-09-23
NO832177L (no) 1984-01-03
EP0098779A2 (en) 1984-01-18
DK168168B1 (da) 1994-02-21
EP0098779A3 (en) 1985-11-06
DK305583D0 (da) 1983-07-01
AU1648483A (en) 1984-01-05
MX158750A (es) 1989-03-10
EP0098779B1 (en) 1987-09-30
AU564471B2 (en) 1987-08-13
NO167995C (no) 1992-01-02
IN162141B (enrdf_load_stackoverflow) 1988-04-02
DK305583A (da) 1984-01-03
DE3373939D1 (en) 1987-11-05

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