FR2270439A1 - - Google Patents
Info
- Publication number
- FR2270439A1 FR2270439A1 FR7514467A FR7514467A FR2270439A1 FR 2270439 A1 FR2270439 A1 FR 2270439A1 FR 7514467 A FR7514467 A FR 7514467A FR 7514467 A FR7514467 A FR 7514467A FR 2270439 A1 FR2270439 A1 FR 2270439A1
- Authority
- FR
- France
- 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.)
- Withdrawn
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/06—Equipment for positioning the whole machine in relation to its sub-structure
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/02—Machines which completely free the mineral from the seam solely by slitting
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 |
|---|---|---|---|
| GB2051474A GB1453802A (en) | 1974-05-09 | 1974-05-09 | Mineral mining installations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2270439A1 true FR2270439A1 (OSRAM) | 1975-12-05 |
Family
ID=10147152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7514467A Withdrawn FR2270439A1 (OSRAM) | 1974-05-09 | 1975-05-07 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2516788A1 (OSRAM) |
| FR (1) | FR2270439A1 (OSRAM) |
| GB (1) | GB1453802A (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2552732C2 (de) * | 1975-11-25 | 1982-08-05 | Gebr. Eickhoff, Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum | Verfahren zum Flözabbau mit Hilfe einer Walzenschrämmaschine und Walzenschrämmaschine, insbesondere für den Abbau mächtiger Flöze |
| CN112127884A (zh) * | 2020-09-15 | 2020-12-25 | 中国煤炭科工集团太原研究院有限公司 | 边帮采煤设备用分体式承载平台 |
-
1974
- 1974-05-09 GB GB2051474A patent/GB1453802A/en not_active Expired
-
1975
- 1975-04-16 DE DE19752516788 patent/DE2516788A1/de active Pending
- 1975-05-07 FR FR7514467A patent/FR2270439A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE2516788A1 (de) | 1975-11-20 |
| GB1453802A (en) | 1976-10-27 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |