DEG0004147MA - - Google Patents

Info

Publication number

DEG0004147MA

DEG0004147MA DEG0004147MA DE G0004147M A DEG0004147M A DE G0004147MA DE G0004147M A DEG0004147M A DE G0004147MA

Authority

DE

Germany

Prior art keywords

naoh

coal

cutting machine

marked

cross

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Active

Links

• Espacenet
• Global Dossier
• DPMA
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• 239000003245 coal Substances 0.000 claims description 15
• 229910000831 Steel Inorganic materials 0.000 claims description 5
• 238000005065 mining Methods 0.000 claims description 5
• 239000010959 steel Substances 0.000 claims description 5
• 238000000034 method Methods 0.000 claims description 4
• 239000000428 dust Substances 0.000 claims description 2
• 239000010902 straw Substances 0.000 claims description 2
• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 6
• 210000005069 ears Anatomy 0.000 claims 1
• 238000006243 chemical reaction Methods 0.000 description 3
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
• 238000005422 blasting Methods 0.000 description 1
• 229910052799 carbon Inorganic materials 0.000 description 1
• 239000004927 clay Substances 0.000 description 1
• 238000005553 drilling Methods 0.000 description 1
• 239000002360 explosive Substances 0.000 description 1
• 238000000605 extraction Methods 0.000 description 1
• 210000004072 lung Anatomy 0.000 description 1
• 239000007787 solid Substances 0.000 description 1