FR868530A - Electric detonator - Google Patents

Electric detonator

Info

Publication number
FR868530A
FR868530A FR868530DA FR868530A FR 868530 A FR868530 A FR 868530A FR 868530D A FR868530D A FR 868530DA FR 868530 A FR868530 A FR 868530A
Authority
FR
France
Prior art keywords
electric detonator
detonator
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
French (fr)
Inventor
Leon-Byron Woodworth
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.)
CENTRAL MINING
INVEST CORP Ltd
Original Assignee
CENTRAL MINING
INVEST CORP 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 CENTRAL MINING, INVEST CORP Ltd filed Critical CENTRAL MINING
Application granted granted Critical
Publication of FR868530A publication Critical patent/FR868530A/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
    • F42B3/18—Safety initiators resistant to premature firing by static electricity or stray currents

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Conductive Materials (AREA)
FR868530D 1938-08-19 1939-08-17 Electric detonator Expired FR868530A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA534532X 1938-08-19
FR868530T 1939-08-17

Publications (1)

Publication Number Publication Date
FR868530A true FR868530A (en) 1942-01-05

Family

ID=25560387

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868530D Expired FR868530A (en) 1938-08-19 1939-08-17 Electric detonator

Country Status (2)

Country Link
FR (1) FR868530A (en)
GB (1) GB534532A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE945677C (en) * 1953-01-03 1956-07-12 Dynamit Nobel Ag Process for igniting electrical igniters and igniters for performing this process

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3249047A (en) * 1964-09-11 1966-05-03 Olin Mathieson Electric squib device with insulated resistance bridge wire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE945677C (en) * 1953-01-03 1956-07-12 Dynamit Nobel Ag Process for igniting electrical igniters and igniters for performing this process

Also Published As

Publication number Publication date
GB534532A (en) 1941-03-10

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