CA966153A - Process for hydraulic mining of coal - Google Patents
Process for hydraulic mining of coalInfo
- Publication number
- CA966153A CA966153A CA139,608A CA139608A CA966153A CA 966153 A CA966153 A CA 966153A CA 139608 A CA139608 A CA 139608A CA 966153 A CA966153 A CA 966153A
- Authority
- CA
- Canada
- Prior art keywords
- coal
- hydraulic mining
- mining
- hydraulic
- 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
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA139,608A CA966153A (en) | 1972-04-13 | 1972-04-13 | Process for hydraulic mining of coal |
US05/519,625 US4012076A (en) | 1972-04-13 | 1974-10-31 | Process for hydraulically mining coal |
CA215,911A CA992108A (en) | 1972-04-13 | 1974-12-12 | Process for hydraulic mining of coal employing two monitors |
US05/741,489 US4094549A (en) | 1972-04-13 | 1976-11-12 | Process for hydraulically mining coal employing a cutting monitor and a breaking monitor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA139,608A CA966153A (en) | 1972-04-13 | 1972-04-13 | Process for hydraulic mining of coal |
Publications (1)
Publication Number | Publication Date |
---|---|
CA966153A true CA966153A (en) | 1975-04-15 |
Family
ID=4092938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA139,608A Expired CA966153A (en) | 1972-04-13 | 1972-04-13 | Process for hydraulic mining of coal |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA966153A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110821488A (en) * | 2019-11-22 | 2020-02-21 | 伊犁永宁煤业化工有限公司 | Large-inclination-angle climbing and tunneling construction method for tunneling machine |
-
1972
- 1972-04-13 CA CA139,608A patent/CA966153A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110821488A (en) * | 2019-11-22 | 2020-02-21 | 伊犁永宁煤业化工有限公司 | Large-inclination-angle climbing and tunneling construction method for tunneling machine |
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