CA2653877A1 - Tenailles mecaniques - Google Patents
Tenailles mecaniques Download PDFInfo
- Publication number
- CA2653877A1 CA2653877A1 CA 2653877 CA2653877A CA2653877A1 CA 2653877 A1 CA2653877 A1 CA 2653877A1 CA 2653877 CA2653877 CA 2653877 CA 2653877 A CA2653877 A CA 2653877A CA 2653877 A1 CA2653877 A1 CA 2653877A1
- Authority
- CA
- Canada
- Prior art keywords
- stage
- actuating
- tubular
- yoke
- rotation
- 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.)
- Granted
Links
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6403208P | 2008-02-12 | 2008-02-12 | |
US61/064,032 | 2008-02-12 | ||
US7117008P | 2008-04-16 | 2008-04-16 | |
US61/071,170 | 2008-04-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2653877A1 true CA2653877A1 (fr) | 2009-08-12 |
CA2653877C CA2653877C (fr) | 2016-08-23 |
Family
ID=40951382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2653877A Active CA2653877C (fr) | 2008-02-12 | 2009-02-12 | Tenailles mecaniques |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2653877C (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110541689A (zh) * | 2019-09-23 | 2019-12-06 | 北京三叶西蒙科技有限公司 | 一种射孔枪接头、护帽拆卸装置及其拆卸装置的使用方法 |
CN114000839A (zh) * | 2021-10-25 | 2022-02-01 | 西南石油大学 | 一种高效率管柱冲扣装置 |
-
2009
- 2009-02-12 CA CA2653877A patent/CA2653877C/fr active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110541689A (zh) * | 2019-09-23 | 2019-12-06 | 北京三叶西蒙科技有限公司 | 一种射孔枪接头、护帽拆卸装置及其拆卸装置的使用方法 |
CN110541689B (zh) * | 2019-09-23 | 2023-10-17 | 北京三叶西蒙科技有限公司 | 一种射孔枪接头、护帽拆卸装置及其拆卸装置的使用方法 |
CN114000839A (zh) * | 2021-10-25 | 2022-02-01 | 西南石油大学 | 一种高效率管柱冲扣装置 |
CN114000839B (zh) * | 2021-10-25 | 2023-09-15 | 西南石油大学 | 一种高效率管柱冲扣装置 |
Also Published As
Publication number | Publication date |
---|---|
CA2653877C (fr) | 2016-08-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20140212 |