BE449609A - - Google Patents
Info
- Publication number
- BE449609A BE449609A BE449609DA BE449609A BE 449609 A BE449609 A BE 449609A BE 449609D A BE449609D A BE 449609DA BE 449609 A BE449609 A BE 449609A
- Authority
- BE
- Belgium
- Prior art keywords
- coal
- holes
- pressure
- cavities
- desc
- Prior art date
Links
- 239000003245 coal Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 9
- 239000003610 charcoal Substances 0.000 description 6
- 238000000605 extraction Methods 0.000 description 6
- 238000005553 drilling Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 210000001061 forehead Anatomy 0.000 description 2
- 241000272517 Anseriformes Species 0.000 description 1
- 241000290923 Ditua Species 0.000 description 1
- 241000575946 Ione Species 0.000 description 1
- 208000012659 Joint disease Diseases 0.000 description 1
- LTXREWYXXSTFRX-QGZVFWFLSA-N Linagliptin Chemical compound N=1C=2N(C)C(=O)N(CC=3N=C4C=CC=CC4=C(C)N=3)C(=O)C=2N(CC#CC)C=1N1CCC[C@@H](N)C1 LTXREWYXXSTFRX-QGZVFWFLSA-N 0.000 description 1
- 235000003560 Valerianella locusta Nutrition 0.000 description 1
- 240000004668 Valerianella locusta Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 102200154281 rs267606652 Human genes 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- JLYXXMFPNIAWKQ-UHFFFAOYSA-N γ Benzene hexachloride Chemical compound ClC1C(Cl)C(Cl)C(Cl)C(Cl)C1Cl JLYXXMFPNIAWKQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE449609A true BE449609A (en:Method) |
Family
ID=104894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE449609D BE449609A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE449609A (en:Method) |
-
0
- BE BE449609D patent/BE449609A/fr unknown
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