CA515145A - Extracteur de meche de forage de mine - Google Patents

Extracteur de meche de forage de mine

Info

Publication number
CA515145A
CA515145A CA515145A CA515145DA CA515145A CA 515145 A CA515145 A CA 515145A CA 515145 A CA515145 A CA 515145A CA 515145D A CA515145D A CA 515145DA CA 515145 A CA515145 A CA 515145A
Authority
CA
Canada
Prior art keywords
drill bit
bit extractor
mining drill
mining
extractor
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
CA515145A
Other languages
English (en)
Inventor
J. King Clifford
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 CA515145A publication Critical patent/CA515145A/fr
Expired legal-status Critical Current

Links

CA515145A Extracteur de meche de forage de mine Expired CA515145A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA515145T

Publications (1)

Publication Number Publication Date
CA515145A true CA515145A (fr) 1955-08-02

Family

ID=35666235

Family Applications (1)

Application Number Title Priority Date Filing Date
CA515145A Expired CA515145A (fr) Extracteur de meche de forage de mine

Country Status (1)

Country Link
CA (1) CA515145A (fr)

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