CA592057A - Delay blasting device - Google Patents

Delay blasting device

Info

Publication number
CA592057A
CA592057A CA592057A CA592057DA CA592057A CA 592057 A CA592057 A CA 592057A CA 592057 A CA592057 A CA 592057A CA 592057D A CA592057D A CA 592057DA CA 592057 A CA592057 A CA 592057A
Authority
CA
Canada
Prior art keywords
blasting device
delay blasting
delay
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
CA592057A
Inventor
Francis H. G. Mccaffrey
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 CA592057A publication Critical patent/CA592057A/en
Expired legal-status Critical Current

Links

CA592057A Delay blasting device Expired CA592057A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA592057T

Publications (1)

Publication Number Publication Date
CA592057A true CA592057A (en) 1960-02-02

Family

ID=35805592

Family Applications (1)

Application Number Title Priority Date Filing Date
CA592057A Expired CA592057A (en) Delay blasting device

Country Status (1)

Country Link
CA (1) CA592057A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4911076A (en) * 1987-11-11 1990-03-27 Aeci Limited Time delay replay

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4911076A (en) * 1987-11-11 1990-03-27 Aeci Limited Time delay replay

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