CA528011A - Fabrication d'aciers pour perforateurs au rocher - Google Patents

Fabrication d'aciers pour perforateurs au rocher

Info

Publication number
CA528011A
CA528011A CA528011A CA528011DA CA528011A CA 528011 A CA528011 A CA 528011A CA 528011 A CA528011 A CA 528011A CA 528011D A CA528011D A CA 528011DA CA 528011 A CA528011 A CA 528011A
Authority
CA
Canada
Prior art keywords
rock drill
drill steels
manufacturing rock
manufacturing
steels
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
CA528011A
Other languages
English (en)
Inventor
W. Haglund Didrik
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.)
Sandco Ltd
Original Assignee
Sandco Ltd
Publication date
Application granted granted Critical
Publication of CA528011A publication Critical patent/CA528011A/fr
Expired legal-status Critical Current

Links

CA528011A Fabrication d'aciers pour perforateurs au rocher Expired CA528011A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA528011T

Publications (1)

Publication Number Publication Date
CA528011A true CA528011A (fr) 1956-07-17

Family

ID=35681746

Family Applications (1)

Application Number Title Priority Date Filing Date
CA528011A Expired CA528011A (fr) Fabrication d'aciers pour perforateurs au rocher

Country Status (1)

Country Link
CA (1) CA528011A (fr)

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