CA366507A - Mecanisme du tiroir de perforatrice a roc - Google Patents

Mecanisme du tiroir de perforatrice a roc

Info

Publication number
CA366507A
CA366507A CA366507A CA366507DA CA366507A CA 366507 A CA366507 A CA 366507A CA 366507 A CA366507 A CA 366507A CA 366507D A CA366507D A CA 366507DA CA 366507 A CA366507 A CA 366507A
Authority
CA
Canada
Prior art keywords
valve mechanism
rock drills
drills
rock
valve
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
CA366507A
Other languages
English (en)
Inventor
Andrew Morrison William
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 CA366507A publication Critical patent/CA366507A/fr
Expired legal-status Critical Current

Links

CA366507A Mecanisme du tiroir de perforatrice a roc Expired CA366507A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA366507T

Publications (1)

Publication Number Publication Date
CA366507A true CA366507A (fr) 1937-06-01

Family

ID=35367576

Family Applications (1)

Application Number Title Priority Date Filing Date
CA366507A Expired CA366507A (fr) Mecanisme du tiroir de perforatrice a roc

Country Status (1)

Country Link
CA (1) CA366507A (fr)

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