CA220400A - Dispositif de griffe de tuyau de puits - Google Patents

Dispositif de griffe de tuyau de puits

Info

Publication number
CA220400A
CA220400A CA220400A CA220400DA CA220400A CA 220400 A CA220400 A CA 220400A CA 220400 A CA220400 A CA 220400A CA 220400D A CA220400D A CA 220400DA CA 220400 A CA220400 A CA 220400A
Authority
CA
Canada
Prior art keywords
gripping device
well casing
casing gripping
well
gripping
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
CA220400A
Other languages
English (en)
Inventor
R. Rowland Herbert
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 CA220400A publication Critical patent/CA220400A/fr
Expired legal-status Critical Current

Links

CA220400A Dispositif de griffe de tuyau de puits Expired CA220400A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA220400T

Publications (1)

Publication Number Publication Date
CA220400A true CA220400A (fr) 1922-07-04

Family

ID=35114844

Family Applications (1)

Application Number Title Priority Date Filing Date
CA220400A Expired CA220400A (fr) Dispositif de griffe de tuyau de puits

Country Status (1)

Country Link
CA (1) CA220400A (fr)

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