CA294524A - Rock drill steel retainer - Google Patents

Rock drill steel retainer

Info

Publication number
CA294524A
CA294524A CA294524A CA294524DA CA294524A CA 294524 A CA294524 A CA 294524A CA 294524 A CA294524 A CA 294524A CA 294524D A CA294524D A CA 294524DA CA 294524 A CA294524 A CA 294524A
Authority
CA
Canada
Prior art keywords
rock drill
drill steel
steel retainer
retainer
rock
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
CA294524A
Other languages
French (fr)
Inventor
Christopher Hansen Charles
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
Publication date
Application granted granted Critical
Publication of CA294524A publication Critical patent/CA294524A/en
Expired legal-status Critical Current

Links

CA294524A Rock drill steel retainer Expired CA294524A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA294524T

Publications (1)

Publication Number Publication Date
CA294524A true CA294524A (en) 1929-11-05

Family

ID=35231842

Family Applications (1)

Application Number Title Priority Date Filing Date
CA294524A Expired CA294524A (en) Rock drill steel retainer

Country Status (1)

Country Link
CA (1) CA294524A (en)

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