FR2207242B2 - - Google Patents
Info
- Publication number
- FR2207242B2 FR2207242B2 FR7312813A FR7312813A FR2207242B2 FR 2207242 B2 FR2207242 B2 FR 2207242B2 FR 7312813 A FR7312813 A FR 7312813A FR 7312813 A FR7312813 A FR 7312813A FR 2207242 B2 FR2207242 B2 FR 2207242B2
- 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.)
- Expired
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
- E21C35/22—Equipment for preventing the formation of, or for removal of, dust
-
- 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
- E21C35/22—Equipment for preventing the formation of, or for removal of, dust
- E21C35/226—Control valves for the spraying liquid used in dust suppression systems
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)
- Mechanically-Actuated Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2256232A DE2256232A1 (de) | 1972-11-16 | 1972-11-16 | Beduesungsvorrichtung fuer untertaegige gewinnungsbetriebe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2207242A2 FR2207242A2 (xx) | 1974-06-14 |
| FR2207242B2 true FR2207242B2 (xx) | 1982-09-24 |
Family
ID=5861933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7312813A Expired FR2207242B2 (xx) | 1972-11-16 | 1973-04-10 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2256232A1 (xx) |
| FR (1) | FR2207242B2 (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8013540U1 (de) * | 1980-05-20 | 1980-10-30 | Bergwerksverband Gmbh, 4300 Essen | Wasserduese mit selbstreinigungsvorrichtung |
| GB8421670D0 (en) * | 1984-08-25 | 1984-09-26 | Minnovation Ltd | Mining machine |
-
1972
- 1972-11-16 DE DE2256232A patent/DE2256232A1/de active Pending
-
1973
- 1973-04-10 FR FR7312813A patent/FR2207242B2/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2207242A2 (xx) | 1974-06-14 |
| DE2256232A1 (de) | 1974-05-22 |