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CA518944A - Short interval delay blasting device - Google Patents

Short interval delay blasting device

Info

Publication number
CA518944A
CA518944A CA518944A CA518944DA CA518944A CA 518944 A CA518944 A CA 518944A CA 518944 A CA518944 A CA 518944A CA 518944D A CA518944D A CA 518944DA CA 518944 A CA518944 A CA 518944A
Authority
CA
Canada
Prior art keywords
short interval
blasting device
interval delay
delay blasting
short
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
CA518944A
Other languages
French (fr)
Inventor
E. Hamilton William
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 CA518944A publication Critical patent/CA518944A/en
Expired legal-status Critical Current

Links

CA518944A Short interval delay blasting device Expired CA518944A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA518944T

Publications (1)

Publication Number Publication Date
CA518944A true CA518944A (en) 1955-11-29

Family

ID=35672147

Family Applications (1)

Application Number Title Priority Date Filing Date
CA518944A Expired CA518944A (en) Short interval delay blasting device

Country Status (1)

Country Link
CA (1) CA518944A (en)

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