CA366506A - Tiroir de perforatrice a roc - Google Patents

Tiroir de perforatrice a roc

Info

Publication number
CA366506A
CA366506A CA366506A CA366506DA CA366506A CA 366506 A CA366506 A CA 366506A CA 366506 A CA366506 A CA 366506A CA 366506D A CA366506D A CA 366506DA CA 366506 A CA366506 A CA 366506A
Authority
CA
Canada
Prior art keywords
valve
rock drills
drills
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
CA366506A
Other languages
English (en)
Inventor
William A. Smith, Sr.
R. Mack Albert
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 CA366506A publication Critical patent/CA366506A/fr
Expired legal-status Critical Current

Links

CA366506A Tiroir de perforatrice a roc Expired CA366506A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA366506T

Publications (1)

Publication Number Publication Date
CA366506A true CA366506A (fr) 1937-06-01

Family

ID=35367575

Family Applications (1)

Application Number Title Priority Date Filing Date
CA366506A Expired CA366506A (fr) Tiroir de perforatrice a roc

Country Status (1)

Country Link
CA (1) CA366506A (fr)

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