CA504040A - Collet protecteur pour tuyaux de perceuses - Google Patents

Collet protecteur pour tuyaux de perceuses

Info

Publication number
CA504040A
CA504040A CA504040A CA504040DA CA504040A CA 504040 A CA504040 A CA 504040A CA 504040 A CA504040 A CA 504040A CA 504040D A CA504040D A CA 504040DA CA 504040 A CA504040 A CA 504040A
Authority
CA
Canada
Prior art keywords
drill pipes
protective collar
collar
protective
drill
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
CA504040A
Other languages
English (en)
Inventor
J. Williams William
W. E. Hanes James
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.)
Ventura Tool Co
Original Assignee
Ventura Tool Co
Publication date
Application granted granted Critical
Publication of CA504040A publication Critical patent/CA504040A/fr
Expired legal-status Critical Current

Links

CA504040A Collet protecteur pour tuyaux de perceuses Expired CA504040A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA504040T

Publications (1)

Publication Number Publication Date
CA504040A true CA504040A (fr) 1954-06-29

Family

ID=35649961

Family Applications (1)

Application Number Title Priority Date Filing Date
CA504040A Expired CA504040A (fr) Collet protecteur pour tuyaux de perceuses

Country Status (1)

Country Link
CA (1) CA504040A (fr)

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