CA563083A - Hydraulic valve device - Google Patents
Hydraulic valve deviceInfo
- Publication number
- CA563083A CA563083A CA563083A CA563083DA CA563083A CA 563083 A CA563083 A CA 563083A CA 563083 A CA563083 A CA 563083A CA 563083D A CA563083D A CA 563083DA CA 563083 A CA563083 A CA 563083A
- Authority
- CA
- Canada
- Prior art keywords
- valve device
- hydraulic valve
- hydraulic
- 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 |
|---|---|---|---|
| CA563083T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA563083A true CA563083A (en) | 1958-09-09 |
Family
ID=35729525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA563083A Expired CA563083A (en) | Hydraulic valve device |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA563083A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4928775A (en) * | 1988-12-30 | 1990-05-29 | Gas Research Institute | Downhole surge valve for earth boring apparatus |
| US4958689A (en) * | 1988-12-30 | 1990-09-25 | Gas Research Institute | Method of providing a high pressure surge of working fluid to an underground percussive mole |
-
0
- CA CA563083A patent/CA563083A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4928775A (en) * | 1988-12-30 | 1990-05-29 | Gas Research Institute | Downhole surge valve for earth boring apparatus |
| US4958689A (en) * | 1988-12-30 | 1990-09-25 | Gas Research Institute | Method of providing a high pressure surge of working fluid to an underground percussive mole |
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