DE137973C - - Google Patents

Info

Publication number

DE137973C

DE137973C DENDAT137973D DE137973DA DE137973C DE 137973 C DE137973 C DE 137973C DE NDAT137973 D DENDAT137973 D DE NDAT137973D DE 137973D A DE137973D A DE 137973DA DE 137973 C DE137973 C DE 137973C

Authority

DE

Germany

Prior art keywords

bell

carbon

bell jar

filament

bells

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.)

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• 238000000034 method Methods 0.000 claims description 11
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
• 229910052799 carbon Inorganic materials 0.000 claims description 9
• 239000003245 coal Substances 0.000 claims description 4
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
• 238000010438 heat treatment Methods 0.000 claims description 3
• 229910052760 oxygen Inorganic materials 0.000 claims description 3
• 239000001301 oxygen Substances 0.000 claims description 3
• 239000000567 combustion gas Substances 0.000 claims 1
• 238000002485 combustion reaction Methods 0.000 description 4
• 239000011521 glass Substances 0.000 description 4
• 238000002844 melting Methods 0.000 description 2
• 230000008018 melting Effects 0.000 description 2
• 238000004140 cleaning Methods 0.000 description 1
• 230000007812 deficiency Effects 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 239000007789 gas Substances 0.000 description 1
• 238000001556 precipitation Methods 0.000 description 1
• 230000008929 regeneration Effects 0.000 description 1
• 238000011069 regeneration method Methods 0.000 description 1
• 230000002787 reinforcement Effects 0.000 description 1