CA313199A - Chevalet de perforatrice rotative - Google Patents

Chevalet de perforatrice rotative

Info

Publication number
CA313199A
CA313199A CA313199A CA313199DA CA313199A CA 313199 A CA313199 A CA 313199A CA 313199 A CA313199 A CA 313199A CA 313199D A CA313199D A CA 313199DA CA 313199 A CA313199 A CA 313199A
Authority
CA
Canada
Prior art keywords
rig
rotary drills
drills
rotary
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
CA313199A
Other languages
English (en)
Inventor
J. Mitchell Wlliam
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA313199A publication Critical patent/CA313199A/fr
Expired legal-status Critical Current

Links

CA313199A Chevalet de perforatrice rotative Expired CA313199A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA313199T

Publications (1)

Publication Number Publication Date
CA313199A true CA313199A (fr) 1931-07-14

Family

ID=35272525

Family Applications (1)

Application Number Title Priority Date Filing Date
CA313199A Expired CA313199A (fr) Chevalet de perforatrice rotative

Country Status (1)

Country Link
CA (1) CA313199A (fr)

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