CA905384A - Drilling apparatus for rotary drilling - Google Patents
Drilling apparatus for rotary drillingInfo
- Publication number
- CA905384A CA905384A CA905384A CA905384DA CA905384A CA 905384 A CA905384 A CA 905384A CA 905384 A CA905384 A CA 905384A CA 905384D A CA905384D A CA 905384DA CA 905384 A CA905384 A CA 905384A
- Authority
- CA
- Canada
- Prior art keywords
- drilling
- rotary
- rotary 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 |
---|---|---|---|
CA905384T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA905384A true CA905384A (en) | 1972-07-18 |
Family
ID=36413192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA905384A Expired CA905384A (en) | Drilling apparatus for rotary drilling |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA905384A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113304845A (en) * | 2021-05-17 | 2021-08-27 | 林琼 | Concrete crusher and crushing method thereof |
CN118050113A (en) * | 2024-04-09 | 2024-05-17 | 云南建投中航建设有限公司 | Device and method for testing external water pressure of water-rich fault tunnel |
-
0
- CA CA905384A patent/CA905384A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113304845A (en) * | 2021-05-17 | 2021-08-27 | 林琼 | Concrete crusher and crushing method thereof |
CN118050113A (en) * | 2024-04-09 | 2024-05-17 | 云南建投中航建设有限公司 | Device and method for testing external water pressure of water-rich fault tunnel |
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