CA367926A - Coussinet de piston de perforatrice a roc - Google Patents

Coussinet de piston de perforatrice a roc

Info

Publication number
CA367926A
CA367926A CA367926A CA367926DA CA367926A CA 367926 A CA367926 A CA 367926A CA 367926 A CA367926 A CA 367926A CA 367926D A CA367926D A CA 367926DA CA 367926 A CA367926 A CA 367926A
Authority
CA
Canada
Prior art keywords
rock drill
piston bearing
drill piston
bearing
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
CA367926A
Other languages
English (en)
Inventor
F. Hogan Walter
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.)
Climax Rock Drill & Engineering Works Ltd
Original Assignee
Climax Rock Drill & Engineering Works Ltd
Publication date
Application granted granted Critical
Publication of CA367926A publication Critical patent/CA367926A/fr
Expired legal-status Critical Current

Links

CA367926A Coussinet de piston de perforatrice a roc Expired CA367926A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA367926T

Publications (1)

Publication Number Publication Date
CA367926A true CA367926A (fr) 1937-08-10

Family

ID=35368994

Family Applications (1)

Application Number Title Priority Date Filing Date
CA367926A Expired CA367926A (fr) Coussinet de piston de perforatrice a roc

Country Status (1)

Country Link
CA (1) CA367926A (fr)

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