CA360177A - Fleuret de perforatrice a roc - Google Patents

Fleuret de perforatrice a roc

Info

Publication number
CA360177A
CA360177A CA360177A CA360177DA CA360177A CA 360177 A CA360177 A CA 360177A CA 360177 A CA360177 A CA 360177A CA 360177D A CA360177D A CA 360177DA CA 360177 A CA360177 A CA 360177A
Authority
CA
Canada
Prior art keywords
drill bit
rock drill
rock
bit
drill
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
CA360177A
Other languages
English (en)
Inventor
L. Rhude Warren
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA360177A publication Critical patent/CA360177A/fr
Expired legal-status Critical Current

Links

CA360177A Fleuret de perforatrice a roc Expired CA360177A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA360177T

Publications (1)

Publication Number Publication Date
CA360177A true CA360177A (fr) 1936-09-01

Family

ID=35359518

Family Applications (1)

Application Number Title Priority Date Filing Date
CA360177A Expired CA360177A (fr) Fleuret de perforatrice a roc

Country Status (1)

Country Link
CA (1) CA360177A (fr)

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