BE641231A - - Google Patents

Info

Publication number

BE641231A

BE641231A BE641231DA BE641231A BE 641231 A BE641231 A BE 641231A BE 641231D A BE641231D A BE 641231DA BE 641231 A BE641231 A BE 641231A

Authority

BE

Belgium

Prior art keywords

conveyor

extraction

backfill

oriented towards

return

Prior art date

Links

• Espacenet
• Global Dossier
• Discuss

• 238000000605 extraction Methods 0.000 claims description 36
• 230000007246 mechanism Effects 0.000 claims description 8
• 210000003462 vein Anatomy 0.000 claims description 7
• 239000003245 coal Substances 0.000 claims description 5
• 125000006850 spacer group Chemical group 0.000 claims description 3
• 238000000034 method Methods 0.000 claims 1
• 238000005065 mining Methods 0.000 description 5
• 239000002184 metal Substances 0.000 description 2
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
• 241001275954 Cortinarius caperatus Species 0.000 description 1
• 241000220317 Rosa Species 0.000 description 1
• 229910052799 carbon Inorganic materials 0.000 description 1
• 210000000078 claw Anatomy 0.000 description 1
• 244000221110 common millet Species 0.000 description 1
• 238000010276 construction Methods 0.000 description 1
• 238000010348 incorporation Methods 0.000 description 1
• 238000009434 installation Methods 0.000 description 1
• 210000000056 organ Anatomy 0.000 description 1
• 230000000149 penetrating effect Effects 0.000 description 1
• 235000013550 pizza Nutrition 0.000 description 1
• 230000000284 resting effect Effects 0.000 description 1