CA398108A - Initiateur electrique de mine - Google Patents

Initiateur electrique de mine

Info

Publication number
CA398108A
CA398108A CA398108A CA398108DA CA398108A CA 398108 A CA398108 A CA 398108A CA 398108 A CA398108 A CA 398108A CA 398108D A CA398108D A CA 398108DA CA 398108 A CA398108 A CA 398108A
Authority
CA
Canada
Prior art keywords
electric blasting
blasting initiator
initiator
electric
blasting
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
CA398108A
Other languages
English (en)
Inventor
Roswell Nydegger Roland
Hardt English Myrle
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 CA398108A publication Critical patent/CA398108A/fr
Expired legal-status Critical Current

Links

CA398108A Initiateur electrique de mine Expired CA398108A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA398108T

Publications (1)

Publication Number Publication Date
CA398108A true CA398108A (fr) 1941-07-22

Family

ID=35408610

Family Applications (1)

Application Number Title Priority Date Filing Date
CA398108A Expired CA398108A (fr) Initiateur electrique de mine

Country Status (1)

Country Link
CA (1) CA398108A (fr)

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