CS158706B2 - - Google Patents
Info
- Publication number
- CS158706B2 CS158706B2 CS573571A CS573571A CS158706B2 CS 158706 B2 CS158706 B2 CS 158706B2 CS 573571 A CS573571 A CS 573571A CS 573571 A CS573571 A CS 573571A CS 158706 B2 CS158706 B2 CS 158706B2
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C47/00—Machines for obtaining or the removal of materials in open-pit mines
-
- 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
- E21C27/42—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements combined with scraper or collector box
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Ship Loading And Unloading (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712115538 DE2115538C3 (de) | 1971-03-31 | Gewinnungs- und Ladevorrichtung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS158706B2 true CS158706B2 (en:Method) | 1974-11-25 |
Family
ID=5803338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS573571A CS158706B2 (en:Method) | 1971-03-31 | 1971-08-06 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS557505B1 (en:Method) |
| AT (1) | AT309359B (en:Method) |
| CH (1) | CH544024A (en:Method) |
| CS (1) | CS158706B2 (en:Method) |
| FR (1) | FR2140971A5 (en:Method) |
| GB (1) | GB1389489A (en:Method) |
-
1971
- 1971-07-29 AT AT663671A patent/AT309359B/de not_active IP Right Cessation
- 1971-08-06 CS CS573571A patent/CS158706B2/cs unknown
- 1971-08-23 FR FR7130501A patent/FR2140971A5/fr not_active Expired
- 1971-09-23 CH CH1389571A patent/CH544024A/de not_active IP Right Cessation
-
1972
- 1972-03-22 GB GB1346872A patent/GB1389489A/en not_active Expired
- 1972-03-30 JP JP3125872A patent/JPS557505B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2140971A5 (en:Method) | 1973-01-19 |
| CH544024A (de) | 1973-11-15 |
| DE2115538B2 (de) | 1975-12-18 |
| AT309359B (de) | 1973-08-10 |
| DE2115538A1 (de) | 1972-10-05 |
| JPS557505B1 (en:Method) | 1980-02-26 |
| GB1389489A (en) | 1975-04-03 |