BE885315A - Detonateur a retard - Google Patents

Detonateur a retard

Info

Publication number
BE885315A
BE885315A BE0/202170A BE202170A BE885315A BE 885315 A BE885315 A BE 885315A BE 0/202170 A BE0/202170 A BE 0/202170A BE 202170 A BE202170 A BE 202170A BE 885315 A BE885315 A BE 885315A
Authority
BE
Belgium
Prior art keywords
delayed detonator
detonator
delayed
Prior art date
Application number
BE0/202170A
Other languages
English (en)
Inventor
P Bryan
D Morse
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
Application filed by Du Pont filed Critical Du Pont
Publication of BE885315A publication Critical patent/BE885315A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06C—DETONATING OR PRIMING DEVICES; FUSES; CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS
    • C06C7/00—Non-electric detonators; Blasting caps; Primers
    • 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
    • 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
    • F42B3/11—Initiators therefor characterised by the material used, e.g. for initiator case or electric leads

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Air Bags (AREA)
  • Closures For Containers (AREA)
BE0/202170A 1979-09-21 1980-09-19 Detonateur a retard BE885315A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/077,718 US4369708A (en) 1979-09-21 1979-09-21 Delay blasting cap

Publications (1)

Publication Number Publication Date
BE885315A true BE885315A (fr) 1981-03-19

Family

ID=22139662

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/202170A BE885315A (fr) 1979-09-21 1980-09-19 Detonateur a retard

Country Status (8)

Country Link
US (1) US4369708A (fr)
JP (1) JPS5654294A (fr)
KR (1) KR830002661A (fr)
AT (1) AT376653B (fr)
BE (1) BE885315A (fr)
CA (1) CA1155337A (fr)
IN (1) IN152674B (fr)
NZ (1) NZ194995A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0063942A3 (en) * 1981-04-27 1983-03-16 E.I. Du Pont De Nemours And Company Delay detonator
EP0063943A3 (en) * 1981-04-27 1983-03-16 E.I. Du Pont De Nemours And Company Non-electric blasting assembly

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4696231A (en) * 1986-02-25 1987-09-29 E. I. Du Pont De Nemours And Company Shock-resistant delay detonator
DE3800455A1 (de) * 1988-01-09 1989-07-20 Dynamit Nobel Ag Zuendelement, vorzugsweise mit langer verzoegerungszeit
US4926752A (en) * 1989-03-07 1990-05-22 Dirubbio Vincent Safety fuze for a hand grenade
US5196649A (en) * 1991-12-04 1993-03-23 Dinova, Inc. Safety fuze for a hand grenade
FR2732455B1 (fr) * 1995-03-31 1997-06-13 Davey Bickford Initiateur electropyrotechnique, procede de realisation d'un tel initiateur et systeme de securite pour vehicule
US6079332A (en) * 1996-11-01 2000-06-27 The Ensign-Bickford Company Shock-resistant electronic circuit assembly
US6311621B1 (en) 1996-11-01 2001-11-06 The Ensign-Bickford Company Shock-resistant electronic circuit assembly
EP1390324A4 (fr) * 2001-04-24 2005-09-07 Detonateur non electrique
KR100975766B1 (ko) * 2002-03-08 2010-08-17 바셀 폴리올레핀 이탈리아 에스.알.엘 디에테르 기재 촉매 성분의 제조방법
US7238164B2 (en) * 2002-07-19 2007-07-03 Baxter International Inc. Systems, methods and apparatuses for pumping cassette-based therapies
CN104610001B (zh) * 2015-01-12 2017-11-03 福建海峡科化股份有限公司 一种复合式延期体生产装置及生产方法
CN107796270A (zh) * 2017-11-29 2018-03-13 四川蓝狮科技有限公司 一种延期点火装置
RU2724872C2 (ru) * 2018-11-15 2020-06-25 Общество с ограниченной ответственностью "ПКФ Альянс" Бронированный трубчатый заряд
CN114739246B (zh) * 2022-04-20 2023-08-29 北京大成国测科技有限公司 一种减小爆破振动的爆破方法及系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1928205A (en) * 1930-12-15 1933-09-26 Atlas Powder Co Detonator and composition for the same
BE514360A (fr) * 1951-11-22
BE519351A (fr) * 1952-04-21
US2767655A (en) * 1953-06-15 1956-10-23 Olin Mathieson Blasting caps
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
US3188914A (en) * 1963-08-30 1965-06-15 Du Pont Explosive release ignition assembly
US3556009A (en) * 1968-08-19 1971-01-19 Du Pont Delay initiators
FR2159612A5 (en) * 1971-11-05 1973-06-22 Ridgeway John Explosive detonator - with removable cover to contain ppremature ignition of detonator
US3759183A (en) * 1971-12-17 1973-09-18 Us Army Multiple option electric detonator
ZA729100B (en) * 1972-01-05 1974-01-30 Nitro Nobel Ab Detonating cap
US4239004A (en) * 1976-07-08 1980-12-16 Systems, Science & Software Delay detonator device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0063942A3 (en) * 1981-04-27 1983-03-16 E.I. Du Pont De Nemours And Company Delay detonator
EP0063943A3 (en) * 1981-04-27 1983-03-16 E.I. Du Pont De Nemours And Company Non-electric blasting assembly

Also Published As

Publication number Publication date
IN152674B (fr) 1984-03-10
AT376653B (de) 1984-12-27
JPS6235039B2 (fr) 1987-07-30
CA1155337A (fr) 1983-10-18
KR830002661A (ko) 1983-05-30
JPS5654294A (en) 1981-05-14
US4369708A (en) 1983-01-25
ATA469080A (de) 1984-05-15
NZ194995A (en) 1983-11-30

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: E.I. DU PONT DE NEMOURS AND CY

Effective date: 19880930