CA581309A - Capsules electriques de mine a retard non incendiaires - Google Patents

Capsules electriques de mine a retard non incendiaires

Info

Publication number
CA581309A
CA581309A CA581309A CA581309DA CA581309A CA 581309 A CA581309 A CA 581309A CA 581309 A CA581309 A CA 581309A CA 581309D A CA581309D A CA 581309DA CA 581309 A CA581309 A CA 581309A
Authority
CA
Canada
Prior art keywords
incendive
electric blasting
delay electric
blasting caps
caps
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
CA581309A
Other languages
English (en)
Inventor
H. G. Mccaffrey Francis
M. Kerr Hugh
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.)
PPG Architectural Coatings Canada Inc
Original Assignee
Canadian Industries Ltd
Publication date
Application granted granted Critical
Publication of CA581309A publication Critical patent/CA581309A/fr
Expired legal-status Critical Current

Links

CA581309A Capsules electriques de mine a retard non incendiaires Expired CA581309A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA581309T

Publications (1)

Publication Number Publication Date
CA581309A true CA581309A (fr) 1959-08-11

Family

ID=35760735

Family Applications (1)

Application Number Title Priority Date Filing Date
CA581309A Expired CA581309A (fr) Capsules electriques de mine a retard non incendiaires

Country Status (1)

Country Link
CA (1) CA581309A (fr)

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