CA497490A - Dispositif de levage de tuyau de puits - Google Patents

Dispositif de levage de tuyau de puits

Info

Publication number: CA497490A
Authority: CA; Canada
Prior art keywords: lifting device; well pipe; pipe lifting; well; pipe
Prior art date: 1953-11-10
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

CA497490A

Other languages

English (en)

Inventor

R. Bohannon Charles

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

1953-11-10

1953-11-10 Application granted granted Critical

1953-11-10 Publication of CA497490A publication Critical patent/CA497490A/fr

Status Expired legal-status Critical Current

Links

CA497490A Dispositif de levage de tuyau de puits Expired CA497490A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA497490T

Publications (1)

Publication Number	Publication Date
CA497490A true CA497490A (fr)	1953-11-10

Family

ID=35642920

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA497490A Expired CA497490A (fr)			Dispositif de levage de tuyau de puits

Country Status (1)

Country	Link
CA (1)	CA497490A (fr)

0
- CA CA497490A patent/CA497490A/fr not_active Expired

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