BE683705A - - Google Patents
Info
- Publication number
- BE683705A BE683705A BE683705DA BE683705A BE 683705 A BE683705 A BE 683705A BE 683705D A BE683705D A BE 683705DA BE 683705 A BE683705 A BE 683705A
- Authority
- BE
- Belgium
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
- E21C29/06—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains anchored at one or both ends to the mine working face
- E21C29/08—Anchoring arrangements
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/20—Mineral freed by means not involving slitting
- E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
- E21C27/34—Machine propelled along the working face by cable or chain
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)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG44090A DE1233352B (en) | 1965-07-07 | 1965-07-07 | Device for coal extraction in steep storage, preferably at the sloping face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE683705A true BE683705A (en) | 1967-01-06 |
Family
ID=7127348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE683705D BE683705A (en) | 1965-07-07 | 1966-07-06 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE683705A (en) |
| DE (1) | DE1233352B (en) |
| ES (1) | ES328043A1 (en) |
-
1965
- 1965-07-07 DE DEG44090A patent/DE1233352B/en active Pending
-
1966
- 1966-06-17 ES ES0328043A patent/ES328043A1/en not_active Expired
- 1966-07-06 BE BE683705D patent/BE683705A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1233352B (en) | 1967-02-02 |
| ES328043A1 (en) | 1967-04-01 |