DK2076732T3 - Fremgangsmåde og indretninger til elektronisk tidsforsinkelse og systemer dermed - Google Patents

Fremgangsmåde og indretninger til elektronisk tidsforsinkelse og systemer dermed

Info

Publication number
DK2076732T3
DK2076732T3 DK07871261.9T DK07871261T DK2076732T3 DK 2076732 T3 DK2076732 T3 DK 2076732T3 DK 07871261 T DK07871261 T DK 07871261T DK 2076732 T3 DK2076732 T3 DK 2076732T3
Authority
DK
Denmark
Prior art keywords
time delay
electronic time
voltage
explosive
delay circuit
Prior art date
Application number
DK07871261.9T
Other languages
English (en)
Inventor
Ronald S Borja
Francois X Prinz
John A Arrell Jr
William J Slade
Original Assignee
Alliant Techsystems 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
Priority claimed from US11/553,361 external-priority patent/US8002026B2/en
Application filed by Alliant Techsystems Inc filed Critical Alliant Techsystems Inc
Application granted granted Critical
Publication of DK2076732T3 publication Critical patent/DK2076732T3/da

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F42B3/10—Initiators therefor
    • F42B3/192—Initiators therefor designed for neutralisation on contact with water
    • 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
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C11/00—Electric fuzes
    • F42C11/06—Electric fuzes with time delay by electric circuitry
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
    • F42C15/16—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein the firing pin is displaced out of the action line for safety
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
    • F42C15/32—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges operated by change of fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C19/00—Details of fuzes
    • F42C19/06—Electric contact parts specially adapted for use with electric fuzes
    • 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)
  • General Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Pulse Circuits (AREA)
  • Networks Using Active Elements (AREA)
  • Air Bags (AREA)
DK07871261.9T 2006-10-26 2007-10-26 Fremgangsmåde og indretninger til elektronisk tidsforsinkelse og systemer dermed DK2076732T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/553,361 US8002026B2 (en) 2006-10-26 2006-10-26 Methods and apparatuses for electronic time delay and systems including same
US11/876,841 US7789153B2 (en) 2006-10-26 2007-10-23 Methods and apparatuses for electronic time delay and systems including same
PCT/US2007/082641 WO2008070343A2 (en) 2006-10-26 2007-10-26 Methods and apparatuses for electronic time delay and systems including same

Publications (1)

Publication Number Publication Date
DK2076732T3 true DK2076732T3 (da) 2011-11-21

Family

ID=39462152

Family Applications (1)

Application Number Title Priority Date Filing Date
DK07871261.9T DK2076732T3 (da) 2006-10-26 2007-10-26 Fremgangsmåde og indretninger til elektronisk tidsforsinkelse og systemer dermed

Country Status (14)

Country Link
US (1) US7789153B2 (da)
EP (1) EP2076732B1 (da)
CN (1) CN101529197B (da)
AT (1) ATE530871T1 (da)
AU (1) AU2007329758B2 (da)
BR (1) BRPI0717352A2 (da)
CA (1) CA2667377C (da)
DK (1) DK2076732T3 (da)
EG (1) EG26178A (da)
MX (1) MX2009004252A (da)
MY (1) MY147812A (da)
NO (1) NO20091449L (da)
RU (1) RU2439482C2 (da)
WO (1) WO2008070343A2 (da)

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Also Published As

Publication number Publication date
WO2008070343A2 (en) 2008-06-12
MY147812A (en) 2013-01-31
BRPI0717352A2 (pt) 2014-01-21
RU2009113598A (ru) 2010-10-20
EP2076732B1 (en) 2011-10-26
NO20091449L (no) 2009-05-25
AU2007329758A1 (en) 2008-06-12
CN101529197A (zh) 2009-09-09
WO2008070343A3 (en) 2008-12-11
CA2667377A1 (en) 2008-06-12
AU2007329758B2 (en) 2013-01-24
EG26178A (en) 2013-04-04
US20080110612A1 (en) 2008-05-15
CN101529197B (zh) 2013-04-10
CA2667377C (en) 2014-04-01
RU2439482C2 (ru) 2012-01-10
MX2009004252A (es) 2009-05-14
ATE530871T1 (de) 2011-11-15
WO2008070343A4 (en) 2009-01-22
EP2076732A2 (en) 2009-07-08
US7789153B2 (en) 2010-09-07

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