FR1522546A - Means for preventing ignition of ambient gas by electric delay primers - Google Patents

Means for preventing ignition of ambient gas by electric delay primers

Info

Publication number
FR1522546A
FR1522546A FR99328A FR99328A FR1522546A FR 1522546 A FR1522546 A FR 1522546A FR 99328 A FR99328 A FR 99328A FR 99328 A FR99328 A FR 99328A FR 1522546 A FR1522546 A FR 1522546A
Authority
FR
France
Prior art keywords
ambient gas
preventing ignition
electric delay
delay primers
primers
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
FR99328A
Other languages
French (fr)
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.)
Davey Bickford Smith et Cie SA
Original Assignee
Davey Bickford Smith et Cie SA
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 Davey Bickford Smith et Cie SA filed Critical Davey Bickford Smith et Cie SA
Priority to FR99328A priority Critical patent/FR1522546A/en
Priority to BE702997D priority patent/BE702997A/xx
Priority to DE19671646352 priority patent/DE1646352C/en
Priority to AT804567A priority patent/AT281650B/en
Priority to GB4160567A priority patent/GB1167005A/en
Priority to ES345571A priority patent/ES345571A1/en
Application granted granted Critical
Publication of FR1522546A publication Critical patent/FR1522546A/en
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)
  • Elimination Of Static Electricity (AREA)
  • Paints Or Removers (AREA)
FR99328A 1967-03-17 1967-03-17 Means for preventing ignition of ambient gas by electric delay primers Expired FR1522546A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR99328A FR1522546A (en) 1967-03-17 1967-03-17 Means for preventing ignition of ambient gas by electric delay primers
BE702997D BE702997A (en) 1967-03-17 1967-08-23
DE19671646352 DE1646352C (en) 1967-03-17 1967-08-31 Firedamp proof electric delay igniter
AT804567A AT281650B (en) 1967-03-17 1967-09-01 Delayed electric detonator
GB4160567A GB1167005A (en) 1967-03-17 1967-09-12 Improvements relating to electric primers.
ES345571A ES345571A1 (en) 1967-03-17 1967-09-29 Improvements relating to electric primers.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR99328A FR1522546A (en) 1967-03-17 1967-03-17 Means for preventing ignition of ambient gas by electric delay primers

Publications (1)

Publication Number Publication Date
FR1522546A true FR1522546A (en) 1968-04-26

Family

ID=8627136

Family Applications (1)

Application Number Title Priority Date Filing Date
FR99328A Expired FR1522546A (en) 1967-03-17 1967-03-17 Means for preventing ignition of ambient gas by electric delay primers

Country Status (5)

Country Link
AT (1) AT281650B (en)
BE (1) BE702997A (en)
ES (1) ES345571A1 (en)
FR (1) FR1522546A (en)
GB (1) GB1167005A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110260737B (en) * 2019-07-05 2023-07-07 中国人民解放军陆军工程大学 Explosion isolation pipe for sectionally and separately charging explosive in closed space and explosion isolation method

Also Published As

Publication number Publication date
GB1167005A (en) 1969-10-15
BE702997A (en) 1968-02-23
AT281650B (en) 1970-05-25
DE1646352A1 (en) 1971-08-12
ES345571A1 (en) 1968-11-16

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