BE508763A - - Google Patents
Info
- Publication number
- BE508763A BE508763A BE508763DA BE508763A BE 508763 A BE508763 A BE 508763A BE 508763D A BE508763D A BE 508763DA BE 508763 A BE508763 A BE 508763A
- Authority
- BE
- Belgium
- Prior art keywords
- cutting
- machine
- hub
- axis
- peaks
- Prior art date
Links
- 238000005065 mining Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 210000003462 vein Anatomy 0.000 description 7
- 230000000740 bleeding effect Effects 0.000 description 4
- 241001137251 Corvidae Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000015108 pies Nutrition 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 1
- 238000003307 slaughter Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000005641 tunneling Effects 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
- E21C27/12—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by acting on the vertical face of the mineral, e.g. by percussive tools
- E21C27/124—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by acting on the vertical face of the mineral, e.g. by percussive tools with rotatable cutters provided with breaking-down members
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 |
|---|---|
| BE508763A true BE508763A (enrdf_load_stackoverflow) |
Family
ID=148381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE508763D BE508763A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE508763A (enrdf_load_stackoverflow) |
-
0
- BE BE508763D patent/BE508763A/fr unknown
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