CA694575A - Power operated elevator device for well pipe - Google Patents

Power operated elevator device for well pipe

Info

Publication number
CA694575A
CA694575A CA694575A CA694575DA CA694575A CA 694575 A CA694575 A CA 694575A CA 694575 A CA694575 A CA 694575A CA 694575D A CA694575D A CA 694575DA CA 694575 A CA694575 A CA 694575A
Authority
CA
Canada
Prior art keywords
elevator device
well pipe
power operated
operated elevator
pipe
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
CA694575A
Inventor
C. Brown Cicero
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 CA694575A publication Critical patent/CA694575A/en
Expired legal-status Critical Current

Links

CA694575A Power operated elevator device for well pipe Expired CA694575A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA694575T

Publications (1)

Publication Number Publication Date
CA694575A true CA694575A (en) 1964-09-22

Family

ID=36004830

Family Applications (1)

Application Number Title Priority Date Filing Date
CA694575A Expired CA694575A (en) Power operated elevator device for well pipe

Country Status (1)

Country Link
CA (1) CA694575A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4511168A (en) * 1983-02-07 1985-04-16 Joy Manufacturing Company Slip mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4511168A (en) * 1983-02-07 1985-04-16 Joy Manufacturing Company Slip mechanism

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