CA313072A - Rock drill valve - Google Patents

Rock drill valve

Info

Publication number
CA313072A
CA313072A CA313072A CA313072DA CA313072A CA 313072 A CA313072 A CA 313072A CA 313072 A CA313072 A CA 313072A CA 313072D A CA313072D A CA 313072DA CA 313072 A CA313072 A CA 313072A
Authority
CA
Canada
Prior art keywords
rock drill
drill valve
valve
rock
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
CA313072A
Other languages
French (fr)
Inventor
William Arthur Smith, Jr.
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 CA313072A publication Critical patent/CA313072A/en
Expired legal-status Critical Current

Links

CA313072A Rock drill valve Expired CA313072A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA313072T

Publications (1)

Publication Number Publication Date
CA313072A true CA313072A (en) 1931-07-07

Family

ID=35272398

Family Applications (1)

Application Number Title Priority Date Filing Date
CA313072A Expired CA313072A (en) Rock drill valve

Country Status (1)

Country Link
CA (1) CA313072A (en)

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