CA508465A - Derrick portatif - Google Patents

Derrick portatif

Info

Publication number
CA508465A
CA508465A CA508465A CA508465DA CA508465A CA 508465 A CA508465 A CA 508465A CA 508465 A CA508465 A CA 508465A CA 508465D A CA508465D A CA 508465DA CA 508465 A CA508465 A CA 508465A
Authority
CA
Canada
Prior art keywords
portable derrick
derrick
portable
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
CA508465A
Other languages
English (en)
Inventor
A. Bender Emil
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 CA508465A publication Critical patent/CA508465A/fr
Expired legal-status Critical Current

Links

CA508465A Derrick portatif Expired CA508465A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA508465T

Publications (1)

Publication Number Publication Date
CA508465A true CA508465A (fr) 1954-12-28

Family

ID=35659510

Family Applications (1)

Application Number Title Priority Date Filing Date
CA508465A Expired CA508465A (fr) Derrick portatif

Country Status (1)

Country Link
CA (1) CA508465A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4366650A (en) * 1980-08-04 1983-01-04 Pre Corporation Support arrangement including base support means and elevatable support means to transport a drawworks and drilling mast supported thereon and for positioning at a drilling location

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4366650A (en) * 1980-08-04 1983-01-04 Pre Corporation Support arrangement including base support means and elevatable support means to transport a drawworks and drilling mast supported thereon and for positioning at a drilling location

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