CA272328A - Drill valve - Google Patents

Drill valve

Info

Publication number
CA272328A
CA272328A CA272328A CA272328DA CA272328A CA 272328 A CA272328 A CA 272328A CA 272328 A CA272328 A CA 272328A CA 272328D A CA272328D A CA 272328DA CA 272328 A CA272328 A CA 272328A
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
CA272328A
Other languages
French (fr)
Inventor
Augustus Smith 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 CA272328A publication Critical patent/CA272328A/en
Expired legal-status Critical Current

Links

CA272328A Drill valve Expired CA272328A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA272328T

Publications (1)

Publication Number Publication Date
CA272328A true CA272328A (en) 1927-07-12

Family

ID=35202359

Family Applications (1)

Application Number Title Priority Date Filing Date
CA272328A Expired CA272328A (en) Drill valve

Country Status (1)

Country Link
CA (1) CA272328A (en)

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