FR2164725A1 - - Google Patents
Info
- Publication number
- FR2164725A1 FR2164725A1 FR7245384A FR7245384A FR2164725A1 FR 2164725 A1 FR2164725 A1 FR 2164725A1 FR 7245384 A FR7245384 A FR 7245384A FR 7245384 A FR7245384 A FR 7245384A FR 2164725 A1 FR2164725 A1 FR 2164725A1
- 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.)
- Granted
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
- E21C29/16—Winches or other means for pulling cable or chain
-
- 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
- E21C35/08—Guiding the machine
- E21C35/12—Guiding the machine along a conveyor for the cut material
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/10—Anchorings for conveyors
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)
- Excavating Of Shafts Or Tunnels (AREA)
- Bridges Or Land Bridges (AREA)
- Framework For Endless Conveyors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5932771A GB1408270A (en) | 1971-12-21 | 1971-12-21 | Mine conveyor and an anchorage therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2164725A1 true FR2164725A1 (en) | 1973-08-03 |
| FR2164725B3 FR2164725B3 (en) | 1976-01-09 |
Family
ID=10483547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7245384A Expired FR2164725B3 (en) | 1971-12-21 | 1972-12-20 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3830544A (en) |
| DE (2) | DE2262029C3 (en) |
| FR (1) | FR2164725B3 (en) |
| GB (1) | GB1408270A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2704495C3 (en) * | 1977-02-03 | 1981-03-26 | Gewerkschaft Eisenhütte Westfalia GmbH, 4670 Lünen | Bracing device for a conveyor and / or extraction system in mining |
| US8807448B2 (en) * | 2010-04-09 | 2014-08-19 | 1311854 Ontario Limited | Foldable or detachable feed rail for rock drill |
| CN102939434B (en) * | 2010-04-16 | 2015-07-29 | 乔伊·姆·特拉华公司 | For opencast protrusive longwall systems |
-
1971
- 1971-12-21 GB GB5932771A patent/GB1408270A/en not_active Expired
-
1972
- 1972-12-19 DE DE2262029A patent/DE2262029C3/en not_active Expired
- 1972-12-19 US US00316644A patent/US3830544A/en not_active Expired - Lifetime
- 1972-12-19 DE DE19727246336U patent/DE7246336U/en not_active Expired
- 1972-12-20 FR FR7245384A patent/FR2164725B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2164725B3 (en) | 1976-01-09 |
| DE2262029A1 (en) | 1973-07-05 |
| US3830544A (en) | 1974-08-20 |
| DE2262029B2 (en) | 1980-03-13 |
| GB1408270A (en) | 1975-10-01 |
| DE2262029C3 (en) | 1980-11-13 |
| DE7246336U (en) | 1977-04-28 |