CA662261A - Earth boring equipment - Google Patents

Earth boring equipment

Info

Publication number
CA662261A
CA662261A CA662261A CA662261DA CA662261A CA 662261 A CA662261 A CA 662261A CA 662261 A CA662261 A CA 662261A CA 662261D A CA662261D A CA 662261DA CA 662261 A CA662261 A CA 662261A
Authority
CA
Canada
Prior art keywords
earth boring
boring equipment
equipment
earth
boring
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
CA662261A
Inventor
N. Knights Richard
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.)
Dowty Rotol Ltd
Original Assignee
Dowty Rotol Ltd
Publication date
Application granted granted Critical
Publication of CA662261A publication Critical patent/CA662261A/en
Expired legal-status Critical Current

Links

CA662261A Earth boring equipment Expired CA662261A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA662261T

Publications (1)

Publication Number Publication Date
CA662261A true CA662261A (en) 1963-04-30

Family

ID=35956375

Family Applications (1)

Application Number Title Priority Date Filing Date
CA662261A Expired CA662261A (en) Earth boring equipment

Country Status (1)

Country Link
CA (1) CA662261A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3481229A (en) * 1967-10-17 1969-12-02 Byron Jackson Inc Power tong assembly and transmission means therefor
US3481228A (en) * 1967-10-17 1969-12-02 Byron Jackson Inc Power tong assembly and control means therefor
US3483774A (en) * 1967-10-17 1969-12-16 Byron Jackson Inc Power tong head and assembly

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3481229A (en) * 1967-10-17 1969-12-02 Byron Jackson Inc Power tong assembly and transmission means therefor
US3481228A (en) * 1967-10-17 1969-12-02 Byron Jackson Inc Power tong assembly and control means therefor
US3483774A (en) * 1967-10-17 1969-12-16 Byron Jackson Inc Power tong head and assembly

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