CA816558A - Stoper rock drill feed control - Google Patents

Stoper rock drill feed control

Info

Publication number
CA816558A
CA816558A CA816558A CA816558DA CA816558A CA 816558 A CA816558 A CA 816558A CA 816558 A CA816558 A CA 816558A CA 816558D A CA816558D A CA 816558DA CA 816558 A CA816558 A CA 816558A
Authority
CA
Canada
Prior art keywords
stoper
feed control
rock drill
drill feed
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
CA816558A
Inventor
E. Wallace Trevor
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.)
STEEL ENGINEERING Co Ltd
Original Assignee
STEEL ENGINEERING Co Ltd
Publication date
Application granted granted Critical
Publication of CA816558A publication Critical patent/CA816558A/en
Expired legal-status Critical Current

Links

CA816558A Stoper rock drill feed control Expired CA816558A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA816558T

Publications (1)

Publication Number Publication Date
CA816558A true CA816558A (en) 1969-07-01

Family

ID=36289089

Family Applications (1)

Application Number Title Priority Date Filing Date
CA816558A Expired CA816558A (en) Stoper rock drill feed control

Country Status (1)

Country Link
CA (1) CA816558A (en)

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