BE499389A - - Google Patents
Info
- Publication number
- BE499389A BE499389A BE499389DA BE499389A BE 499389 A BE499389 A BE 499389A BE 499389D A BE499389D A BE 499389DA BE 499389 A BE499389 A BE 499389A
- Authority
- BE
- Belgium
- Prior art keywords
- vein
- coal
- cutting
- traction members
- gallery
- Prior art date
Links
- 210000003462 vein Anatomy 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 22
- 239000003245 coal Substances 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000005553 drilling Methods 0.000 claims description 3
- 238000007791 dehumidification Methods 0.000 claims description 2
- 239000011796 hollow space material Substances 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 239000003610 charcoal Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000003307 slaughter Methods 0.000 description 2
- 241000282320 Panthera leo Species 0.000 description 1
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/54—Slitting by unguided cutter cables or cutter chains, or by unguided tools drawn along the working face by cables or the like
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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE499389A true BE499389A (de) |
Family
ID=141812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE499389D BE499389A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE499389A (de) |
-
0
- BE BE499389D patent/BE499389A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106605491B (zh) | 一种具有品种适应性的自走式大白菜收获机及方法 | |
| EP0414621A1 (de) | Entwässerungspresse | |
| CN211185809U (zh) | 一种刺梨切柄机 | |
| EP0021987B1 (de) | Maschine zum unterirdischen Streckenvortrieb | |
| BE499389A (de) | ||
| CN107637270A (zh) | 甘蓝收获机 | |
| WO2013057442A1 (fr) | Dispositif de forage de grand diametre | |
| EP0892595A2 (de) | Schneid-, hebe- und trennungsvorrichtung | |
| FR2530725A1 (fr) | Procede et installation pour effectuer le forage et le cuvelage de trous d'extraction et/ou de trous de ventilation | |
| EP3047737B1 (de) | Automatische maschine zum abschneiden der feinwurzeln unter der zwiebel einer pflanze, einschliesslich führungsfläche zur anpassung der schnitthöhe | |
| BE469821A (de) | ||
| EP1022088B1 (de) | Verfahren und Vorrichtung zum Herausziehen von Rohren bei Tauschern | |
| BE536171A (de) | ||
| FR2612987A1 (fr) | Nouveau procede d'exploitation des mines et appareil pour la mise en oeuvre de ce procede | |
| BE550750A (de) | ||
| CN116762504A (zh) | 全耕层残膜回收机 | |
| BE523350A (de) | ||
| RU2223627C1 (ru) | Машина для добычи корней солодки | |
| BE565413A (de) | ||
| BE487317A (de) | ||
| BE564330A (de) | ||
| BE571362A (de) | ||
| BE487651A (de) | ||
| BE509850A (de) | ||
| BE549772A (de) |