FR1075552A - Amorces électriques à retard sans évent - Google Patents

Amorces électriques à retard sans évent

Info

Publication number
FR1075552A
FR1075552A FR1075552DA FR1075552A FR 1075552 A FR1075552 A FR 1075552A FR 1075552D A FR1075552D A FR 1075552DA FR 1075552 A FR1075552 A FR 1075552A
Authority
FR
France
Prior art keywords
vent
electric delay
delay primers
primers
electric
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.)
Expired
Application number
Other languages
English (en)
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of FR1075552A publication Critical patent/FR1075552A/fr
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Bags (AREA)
FR1075552D 1952-04-21 1953-03-09 Amorces électriques à retard sans évent Expired FR1075552A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9935/52A GB716909A (en) 1952-04-21 1952-04-21 Improvements in or relating to ventless delay electric initiators

Publications (1)

Publication Number Publication Date
FR1075552A true FR1075552A (fr) 1954-10-18

Family

ID=9881495

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1075552D Expired FR1075552A (fr) 1952-04-21 1953-03-09 Amorces électriques à retard sans évent

Country Status (5)

Country Link
US (1) US2773447A (fr)
BE (1) BE519351A (fr)
DE (1) DE942319C (fr)
FR (1) FR1075552A (fr)
GB (1) GB716909A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1076542B (de) * 1955-08-03 1960-02-25 Canadian Ind Verzoegerungszuendsatz
US2953214A (en) * 1957-02-27 1960-09-20 Shell Oil Co Seismic exploration
US3046889A (en) * 1957-02-27 1962-07-31 Shell Oil Co Seismic exploration
GB843227A (en) * 1958-02-19 1960-08-04 Ici Ltd Improvements in or relating to delay fuse elements for delay electric detonators anddelay electric detonators containing them
US3009418A (en) * 1959-04-24 1961-11-21 Hercules Powder Co Ltd Firing device
DE1137354B (de) * 1959-10-29 1962-09-27 Oregon Ets Patentverwertung Verzoegerungshuelse zur Aufnahme eines Verzoegerungssatzes fuer Schlagzuender fuer Granaten, vorzugsweise Handgranaten
US4369708A (en) * 1979-09-21 1983-01-25 E. I. Du Pont De Nemours And Company Delay blasting cap
US4429632A (en) 1981-04-27 1984-02-07 E. I. Du Pont De Nemours & Co. Delay detonator
CN103033101B (zh) * 2012-12-27 2015-06-17 雅化集团绵阳实业有限公司 一种新型长秒量延期电雷管及其生产工艺

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR354364A (fr) * 1905-04-21 1905-10-04 Societe Fabrik Elektrischer Zuender G. M. B. H. Amorce électrique à action retardée
US1825224A (en) * 1930-02-28 1931-09-29 Ensignbickford Co Safety fuse
GB383650A (en) * 1931-06-24 1932-11-24 Hercules Powder Co Ltd Improvement in delay action blasting detonators and the like
US2103432A (en) * 1935-08-27 1937-12-28 Hercules Powder Co Ltd Electrical firing device
GB462000A (en) * 1935-08-29 1937-03-01 Charles Edwin Sosson Improvements in or relating to delay action detonators and fuzes and delay compositions for use therein
US2207137A (en) * 1939-01-24 1940-07-09 California Cap Company Electric blasting cap
BE486578A (fr) * 1947-12-31
US2478415A (en) * 1948-05-22 1949-08-09 Du Pont Blasting initiator
US2586959A (en) * 1949-09-16 1952-02-26 Canadian Ind Delay electric blasting cap

Also Published As

Publication number Publication date
US2773447A (en) 1956-12-11
DE942319C (de) 1956-05-03
BE519351A (fr)
GB716909A (en) 1954-10-20

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