ZW8482A1 - Delay detonator - Google Patents

Delay detonator

Info

Publication number
ZW8482A1
ZW8482A1 ZW84/82A ZW8482A ZW8482A1 ZW 8482 A1 ZW8482 A1 ZW 8482A1 ZW 84/82 A ZW84/82 A ZW 84/82A ZW 8482 A ZW8482 A ZW 8482A ZW 8482 A1 ZW8482 A1 ZW 8482A1
Authority
ZW
Zimbabwe
Prior art keywords
charge
ignition
detonator
delay
timing
Prior art date
Application number
ZW84/82A
Other languages
English (en)
Inventor
Malak Elias Yunan
Original Assignee
Du Pont
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22978572&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZW8482(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Du Pont filed Critical Du Pont
Publication of ZW8482A1 publication Critical patent/ZW8482A1/xx

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
    • F42B3/16—Pyrotechnic delay initiators
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06C—DETONATING OR PRIMING DEVICES; FUSES; CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS
    • C06C7/00—Non-electric detonators; Blasting caps; Primers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Air Bags (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Thermistors And Varistors (AREA)
  • Furan Compounds (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Peptides Or Proteins (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Surgical Instruments (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Catching Or Destruction (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
ZW84/82A 1981-04-27 1982-04-27 Delay detonator ZW8482A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/257,974 US4429632A (en) 1981-04-27 1981-04-27 Delay detonator

Publications (1)

Publication Number Publication Date
ZW8482A1 true ZW8482A1 (en) 1982-07-07

Family

ID=22978572

Family Applications (1)

Application Number Title Priority Date Filing Date
ZW84/82A ZW8482A1 (en) 1981-04-27 1982-04-27 Delay detonator

Country Status (27)

Country Link
US (1) US4429632A (xx)
EP (1) EP0063942B1 (xx)
JP (1) JPS6041638B2 (xx)
KR (1) KR830010028A (xx)
AT (1) ATE14629T1 (xx)
AU (1) AU538596B2 (xx)
BR (1) BR8202318A (xx)
CA (1) CA1197139A (xx)
DD (1) DD202069A5 (xx)
DE (1) DE3265041D1 (xx)
ES (1) ES511722A0 (xx)
GB (1) GB2097517B (xx)
GR (1) GR76080B (xx)
HK (1) HK81385A (xx)
IE (1) IE52705B1 (xx)
IN (1) IN155424B (xx)
MA (1) MA19431A1 (xx)
MX (1) MX159070A (xx)
MY (1) MY8600252A (xx)
NL (1) NL8201739A (xx)
NO (1) NO821364L (xx)
NZ (1) NZ200406A (xx)
OA (1) OA07083A (xx)
PL (1) PL236162A1 (xx)
PT (1) PT74806B (xx)
ZA (1) ZA822825B (xx)
ZW (1) ZW8482A1 (xx)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4426933A (en) * 1981-04-27 1984-01-24 E. I. Du Pont De Nemours And Company Non-electric blasting assembly
DE3335821A1 (de) * 1983-10-01 1985-04-11 Rheinmetall GmbH, 4000 Düsseldorf Treibladung und verfahren zu ihrer herstellung
SE442674B (sv) * 1984-05-14 1986-01-20 Bofors Ab Anordning vid inbyggnad av eltenddon
SE462391B (sv) * 1984-08-23 1990-06-18 China Met Imp Exp Shougang Spraengkapsel och initieringselement innehaallande icke-primaerspraengaemne
US4696231A (en) * 1986-02-25 1987-09-29 E. I. Du Pont De Nemours And Company Shock-resistant delay detonator
DE3629371A1 (de) * 1986-04-26 1987-10-29 Dynamit Nobel Ag Sprengzeitzuender
US4711177A (en) * 1986-08-06 1987-12-08 The United States Of America As Represented By The Secretary Of The Air Force Auxiliary booster
US4722279A (en) * 1986-11-17 1988-02-02 E. I. Du Pont De Nemours And Company Non-electric detonators without a percussion element
US4856433A (en) * 1987-07-13 1989-08-15 Scot, Incorporated Initiator device with adiabatic compression ignition
DE3912183A1 (de) * 1989-04-13 1990-10-18 Buck Chem Tech Werke Anzuendzerlegervorrichtung
NO905331L (no) * 1990-01-30 1991-07-31 Ireco Inc Forsinkelsesdetonator.
US5086702A (en) * 1990-04-12 1992-02-11 Atlas Powder Company Modular blasting system
US5046429A (en) * 1990-04-27 1991-09-10 Talley Automotive Products, Inc. Ignition material packet assembly
US5088412A (en) * 1990-07-16 1992-02-18 Networks Electronic Corp. Electrically-initiated time-delay gas generator cartridge for missiles
US5123356A (en) * 1990-08-17 1992-06-23 Schlumberger Technology Corporation Transfer apparatus adapted for transferring an explosive train through an externally pressurized secondary explosive bulkhead
IL96684A0 (xx) * 1990-12-16 1991-09-16
US5388519A (en) * 1993-07-26 1995-02-14 Snc Industrial Technologies Inc. Low toxicity primer composition
US5747722A (en) * 1996-01-11 1998-05-05 The Ensign-Bickford Company Detonators having multiple-line input leads
SE516812C2 (sv) * 1999-09-06 2002-03-05 Dyno Nobel Sweden Ab Sprängkapsel, förfarande för tändning av basladdning samt initieringselement för sprängkapsel
CZ288858B6 (cs) * 1999-09-17 2001-09-12 Sellier & Bellot, A. S. Netoxická a nekorozivní zážehová slož
DE102004004748A1 (de) * 2003-03-08 2004-09-23 Dynamit Nobel Ais Gmbh Automotive Ignition Systems Glasdurchführung für einen pyroelektrischen Anzünder
US7930976B2 (en) * 2007-08-02 2011-04-26 Ensign-Bickford Aerospace & Defense Company Slow burning, gasless heating elements
US8608878B2 (en) 2010-09-08 2013-12-17 Ensign-Bickford Aerospace & Defense Company Slow burning heat generating structure
US10801818B2 (en) * 2013-04-26 2020-10-13 Dana Raymond Allen Method and device for micro blasting with reusable blasting rods and electrically ignited cartridges
CN107957221B (zh) * 2017-11-29 2024-07-26 贵州贵安新联爆破工程有限公司 一种安全系数高的爆破用雷管装置
CN110905474A (zh) * 2019-12-02 2020-03-24 李祥 悬挂式感应振感器
WO2023002421A1 (en) * 2021-07-21 2023-01-26 Koekemoer Louis Christiaan Blast hole device

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1928206A (en) 1931-11-18 1933-09-26 Atlas Powder Co Detonator composition
US2268372A (en) 1939-09-30 1941-12-30 Du Pont Ignition composition comprising pyro-lead salt-chlorate
US2604044A (en) * 1948-06-23 1952-07-22 Atlas Powder Co Blasting cap
BE519351A (xx) 1952-04-21
US2761386A (en) 1952-12-03 1956-09-04 Hercules Powder Co Ltd Electric initiator and ignition mixture therefor
US2878752A (en) 1956-12-05 1959-03-24 Du Pont Blasting initiator
US3021786A (en) 1958-07-21 1962-02-20 Du Pont Blasting device
DE1163210B (de) 1959-03-02 1964-02-13 Du Pont Elektrischer Sicherheits-Brueckenzuender
US2991714A (en) 1959-10-07 1961-07-11 Du Pont Delay composition
GB933742A (en) * 1960-12-09 1963-08-14 Canadian Ind Slow burning delay device
US3158097A (en) 1962-06-11 1964-11-24 Du Pont Explosive initiator
US3173367A (en) 1963-05-17 1965-03-16 Commerical Solvents Corp Composition comprising barium chromate, boron and lead dioxide
US3188914A (en) 1963-08-30 1965-06-15 Du Pont Explosive release ignition assembly
US3286628A (en) 1965-03-25 1966-11-22 American Cyanamid Co Electric detonator ignition systems
FR1576201A (xx) 1967-08-17 1969-07-25
US3556009A (en) 1968-08-19 1971-01-19 Du Pont Delay initiators
US3709149A (en) 1970-03-20 1973-01-09 Hercules Inc Detonator assembly, and booster and blasting system containing same
US3727552A (en) * 1971-06-04 1973-04-17 Du Pont Bidirectional delay connector
US4335652A (en) 1979-02-26 1982-06-22 E. I. Du Pont De Nemours & Company Non-electric delay detonator
US4369708A (en) * 1979-09-21 1983-01-25 E. I. Du Pont De Nemours And Company Delay blasting cap

Also Published As

Publication number Publication date
GB2097517B (en) 1984-12-19
GB2097517A (en) 1982-11-03
IE52705B1 (en) 1988-01-20
DE3265041D1 (en) 1985-09-05
ATE14629T1 (de) 1985-08-15
BR8202318A (pt) 1983-04-05
ES8400598A1 (es) 1983-11-01
PT74806A (en) 1982-05-01
NL8201739A (nl) 1982-11-16
PL236162A1 (xx) 1982-11-08
MY8600252A (en) 1986-12-31
MA19431A1 (fr) 1982-12-31
EP0063942A3 (en) 1983-03-16
AU8300782A (en) 1982-11-04
ES511722A0 (es) 1983-11-01
EP0063942A2 (en) 1982-11-03
ZA822825B (en) 1983-02-23
OA07083A (fr) 1984-01-31
JPS57183391A (en) 1982-11-11
EP0063942B1 (en) 1985-07-31
IE820958L (en) 1982-10-27
NZ200406A (en) 1985-11-08
HK81385A (en) 1985-11-01
IN155424B (xx) 1985-01-26
JPS6041638B2 (ja) 1985-09-18
US4429632A (en) 1984-02-07
GR76080B (xx) 1984-08-03
PT74806B (en) 1983-11-16
KR830010028A (ko) 1983-12-24
MX159070A (es) 1989-04-14
AU538596B2 (en) 1984-08-23
NO821364L (no) 1982-10-28
CA1197139A (en) 1985-11-26
DD202069A5 (de) 1983-08-24

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