NL6609530A - - Google Patents
Info
- Publication number
- NL6609530A NL6609530A NL6609530A NL6609530A NL6609530A NL 6609530 A NL6609530 A NL 6609530A NL 6609530 A NL6609530 A NL 6609530A NL 6609530 A NL6609530 A NL 6609530A NL 6609530 A NL6609530 A NL 6609530A
- Authority
- NL
- Netherlands
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
- E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
- E21C29/14—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains by haulage cable or chain pulling the machine along the working face
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)
- Structure Of Belt Conveyors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG0044117 | 1965-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6609530A true NL6609530A (en:Method) | 1967-01-10 |
Family
ID=7127358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6609530A NL6609530A (en:Method) | 1965-07-09 | 1966-07-07 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE683858A (en:Method) |
| NL (1) | NL6609530A (en:Method) |
-
1966
- 1966-07-07 NL NL6609530A patent/NL6609530A/xx unknown
- 1966-07-08 BE BE683858D patent/BE683858A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BE683858A (en:Method) | 1967-01-09 |