CA421887A - Sequence valve - Google Patents
Sequence valveInfo
- Publication number
- CA421887A CA421887A CA421887A CA421887DA CA421887A CA 421887 A CA421887 A CA 421887A CA 421887 A CA421887 A CA 421887A CA 421887D A CA421887D A CA 421887DA CA 421887 A CA421887 A CA 421887A
- Authority
- CA
- Canada
- Prior art keywords
- sequence valve
- sequence
- valve
- 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 |
---|---|---|---|
CA421887T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA421887A true CA421887A (en) | 1944-08-01 |
Family
ID=35532871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA421887A Expired CA421887A (en) | Sequence valve |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA421887A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101813105A (en) * | 2010-04-09 | 2010-08-25 | 姜文岐 | Bidirectional sequence control valve special for tubing tong |
-
0
- CA CA421887A patent/CA421887A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101813105A (en) * | 2010-04-09 | 2010-08-25 | 姜文岐 | Bidirectional sequence control valve special for tubing tong |
CN101813105B (en) * | 2010-04-09 | 2012-12-12 | 姜文岐 | Bidirectional sequence control valve special for tubing tong |
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