EP0075520A3 - Perforating gun indexed wiring harness - Google Patents

Perforating gun indexed wiring harness Download PDF

Info

Publication number
EP0075520A3
EP0075520A3 EP82401712A EP82401712A EP0075520A3 EP 0075520 A3 EP0075520 A3 EP 0075520A3 EP 82401712 A EP82401712 A EP 82401712A EP 82401712 A EP82401712 A EP 82401712A EP 0075520 A3 EP0075520 A3 EP 0075520A3
Authority
EP
European Patent Office
Prior art keywords
wiring harness
indexed
harness
perforating gun
incre
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.)
Withdrawn
Application number
EP82401712A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0075520A2 (en
Inventor
Thomas H. Zimmerman
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.)
SLB NV
Services Petroliers Schlumberger SA
Schlumberger Ltd
Original Assignee
Schlumberger NV
Societe de Prospection Electrique Schlumberger SA
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
Application filed by Schlumberger NV, Societe de Prospection Electrique Schlumberger SA, Schlumberger Ltd filed Critical Schlumberger NV
Publication of EP0075520A2 publication Critical patent/EP0075520A2/en
Publication of EP0075520A3 publication Critical patent/EP0075520A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Air Bags (AREA)
  • Details Of Indoor Wiring (AREA)
  • Electrostatic Spraying Apparatus (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
  • Insulated Conductors (AREA)
EP82401712A 1981-09-21 1982-09-21 Perforating gun indexed wiring harness Withdrawn EP0075520A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US30444381A 1981-09-21 1981-09-21
US304443 1981-09-21

Publications (2)

Publication Number Publication Date
EP0075520A2 EP0075520A2 (en) 1983-03-30
EP0075520A3 true EP0075520A3 (en) 1985-09-18

Family

ID=23176531

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82401712A Withdrawn EP0075520A3 (en) 1981-09-21 1982-09-21 Perforating gun indexed wiring harness

Country Status (6)

Country Link
EP (1) EP0075520A3 (enExample)
AU (1) AU558795B2 (enExample)
CA (1) CA1198668A (enExample)
GR (1) GR78038B (enExample)
IN (1) IN158342B (enExample)
NO (1) NO823004L (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7762331B2 (en) * 2006-12-21 2010-07-27 Schlumberger Technology Corporation Process for assembling a loading tube
CA2735427C (en) * 2008-09-09 2012-11-20 Welldynamics, Inc. Remote actuation of downhole well tools

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2142583A (en) * 1935-05-13 1939-01-03 Lane Wells Co Perforating gun
US2266343A (en) * 1941-02-06 1941-12-16 Lane Wells Co Gun perforator
US3208378A (en) * 1962-12-26 1965-09-28 Technical Drilling Service Inc Electrical firing
US3517758A (en) * 1968-09-23 1970-06-30 Schlumberger Technology Corp Control apparatus for selectively operating electrical well-completion devices
FR2144598A1 (enExample) * 1971-07-07 1973-02-16 Geophysique Cie Gle
NL7514743A (en) * 1975-12-18 1977-06-21 Philips Nv Three phase wiring connector block - has internal crossover connections which give tidier external wiring
US4234768A (en) * 1974-12-23 1980-11-18 Sie, Inc. Selective fire perforating gun switch

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2142583A (en) * 1935-05-13 1939-01-03 Lane Wells Co Perforating gun
US2266343A (en) * 1941-02-06 1941-12-16 Lane Wells Co Gun perforator
US3208378A (en) * 1962-12-26 1965-09-28 Technical Drilling Service Inc Electrical firing
US3517758A (en) * 1968-09-23 1970-06-30 Schlumberger Technology Corp Control apparatus for selectively operating electrical well-completion devices
FR2144598A1 (enExample) * 1971-07-07 1973-02-16 Geophysique Cie Gle
US4234768A (en) * 1974-12-23 1980-11-18 Sie, Inc. Selective fire perforating gun switch
NL7514743A (en) * 1975-12-18 1977-06-21 Philips Nv Three phase wiring connector block - has internal crossover connections which give tidier external wiring

Also Published As

Publication number Publication date
EP0075520A2 (en) 1983-03-30
AU8854382A (en) 1983-03-31
NO823004L (no) 1983-03-22
GR78038B (enExample) 1984-09-26
AU558795B2 (en) 1987-02-12
IN158342B (enExample) 1986-10-25
CA1198668A (en) 1985-12-31

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT NL

PUAL Search report despatched

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AK Designated contracting states

Designated state(s): DE FR GB IT NL

17P Request for examination filed

Effective date: 19860313

17Q First examination report despatched

Effective date: 19861112

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19870523

RIN1 Information on inventor provided before grant (corrected)

Inventor name: ZIMMERMAN, THOMAS H.