BE496440A - - Google Patents
Info
- Publication number
- BE496440A BE496440A BE496440DA BE496440A BE 496440 A BE496440 A BE 496440A BE 496440D A BE496440D A BE 496440DA BE 496440 A BE496440 A BE 496440A
- Authority
- BE
- Belgium
- Prior art keywords
- coal
- multiple grooves
- ores
- fixed
- new device
- Prior art date
Links
- 239000003245 coal Substances 0.000 claims description 21
- 125000006850 spacer group Chemical group 0.000 claims description 12
- 238000005065 mining Methods 0.000 claims description 8
- 238000003307 slaughter Methods 0.000 claims description 6
- 210000001520 comb Anatomy 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- 238000007790 scraping Methods 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 235000000396 iron Nutrition 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000003610 charcoal Substances 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/10—Machines which completely free the mineral from the seam by both slitting and breaking-down
- E21C27/14—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by force or pressure applied to side of slit, e.g. by wedges
- E21C27/16—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by force or pressure applied to side of slit, e.g. by wedges with means for both slitting and breaking-down
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)
- Solid Fuels And Fuel-Associated Substances (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE496440A true BE496440A (enrdf_load_stackoverflow) |
Family
ID=139672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE496440D BE496440A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE496440A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1092860B (de) * | 1954-09-22 | 1960-11-17 | Helmut Romberg | Vorrichtung zur Gewinnung und Foerderung von Kohle und anderen Mineralien |
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0
- BE BE496440D patent/BE496440A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1092860B (de) * | 1954-09-22 | 1960-11-17 | Helmut Romberg | Vorrichtung zur Gewinnung und Foerderung von Kohle und anderen Mineralien |