CA260698A - Soupape de perforatrice - Google Patents

Soupape de perforatrice

Info

Publication number
CA260698A
CA260698A CA260698A CA260698DA CA260698A CA 260698 A CA260698 A CA 260698A CA 260698 A CA260698 A CA 260698A CA 260698D A CA260698D A CA 260698DA CA 260698 A CA260698 A CA 260698A
Authority
CA
Canada
Prior art keywords
drill valve
drill
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
CA260698A
Other languages
English (en)
Inventor
Christopher Hansen Charles
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 CA260698A publication Critical patent/CA260698A/fr
Expired legal-status Critical Current

Links

CA260698A Soupape de perforatrice Expired CA260698A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA260698T

Publications (1)

Publication Number Publication Date
CA260698A true CA260698A (fr) 1926-05-11

Family

ID=35188648

Family Applications (1)

Application Number Title Priority Date Filing Date
CA260698A Expired CA260698A (fr) Soupape de perforatrice

Country Status (1)

Country Link
CA (1) CA260698A (fr)

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