BE562037A - - Google Patents
Info
- Publication number
- BE562037A BE562037A BE562037DA BE562037A BE 562037 A BE562037 A BE 562037A BE 562037D A BE562037D A BE 562037DA BE 562037 A BE562037 A BE 562037A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE845322X | 1956-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE562037A true BE562037A (xx) |
Family
ID=6774770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE562037D BE562037A (xx) | 1956-11-28 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE562037A (xx) |
| FR (1) | FR1184796A (xx) |
| GB (1) | GB845322A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012051803A1 (zh) * | 2010-10-23 | 2012-04-26 | Li Shiqing | 一种复合旋切的采掘机 |
| CN103233731B (zh) * | 2013-04-15 | 2015-04-22 | 中国神华能源股份有限公司 | 一种多示范刀记忆割煤方法 |
-
0
- BE BE562037D patent/BE562037A/xx unknown
-
1957
- 1957-10-18 FR FR1184796D patent/FR1184796A/fr not_active Expired
- 1957-11-25 GB GB36593/57A patent/GB845322A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB845322A (en) | 1960-08-17 |
| FR1184796A (fr) | 1959-07-24 |