CA757944A - Oil well drilling apparatus with self-raising drawworks support - Google Patents
Oil well drilling apparatus with self-raising drawworks supportInfo
- Publication number
- CA757944A CA757944A CA757944A CA757944DA CA757944A CA 757944 A CA757944 A CA 757944A CA 757944 A CA757944 A CA 757944A CA 757944D A CA757944D A CA 757944DA CA 757944 A CA757944 A CA 757944A
- Authority
- CA
- Canada
- Prior art keywords
- raising
- self
- oil well
- well drilling
- drilling apparatus
- 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
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA757944T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA757944A true CA757944A (en) | 1967-05-02 |
Family
ID=36195053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA757944A Expired CA757944A (en) | Oil well drilling apparatus with self-raising drawworks support |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA757944A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7862009B2 (en) | 2006-11-22 | 2011-01-04 | Victory Rig Equipment Corporation | Electric winch motor |
-
0
- CA CA757944A patent/CA757944A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7862009B2 (en) | 2006-11-22 | 2011-01-04 | Victory Rig Equipment Corporation | Electric winch motor |
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