CA582325A - Chalumeau de percage de rocher - Google Patents

Chalumeau de percage de rocher

Info

Publication number
CA582325A
CA582325A CA582325A CA582325DA CA582325A CA 582325 A CA582325 A CA 582325A CA 582325 A CA582325 A CA 582325A CA 582325D A CA582325D A CA 582325DA CA 582325 A CA582325 A CA 582325A
Authority
CA
Canada
Prior art keywords
rock
blowpipe
piercing
piercing blowpipe
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
CA582325A
Other languages
English (en)
Inventor
S. Arnold Cornelius
J. Calaman Joseph
A. Napiorski Carl
David H. Fleming, Jr.
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.)
Union Carbide Canada Ltd
Original Assignee
Union Carbide Canada Ltd
Publication date
Application granted granted Critical
Publication of CA582325A publication Critical patent/CA582325A/fr
Expired legal-status Critical Current

Links

CA582325A Chalumeau de percage de rocher Expired CA582325A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA582325T

Publications (1)

Publication Number Publication Date
CA582325A true CA582325A (fr) 1959-09-01

Family

ID=35761759

Family Applications (1)

Application Number Title Priority Date Filing Date
CA582325A Expired CA582325A (fr) Chalumeau de percage de rocher

Country Status (1)

Country Link
CA (1) CA582325A (fr)

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