DE247634C - - Google Patents

Info

Publication number

DE247634C

DE247634C DENDAT247634D DE247634DA DE247634C DE 247634 C DE247634 C DE 247634C DE NDAT247634 D DENDAT247634 D DE NDAT247634D DE 247634D A DE247634D A DE 247634DA DE 247634 C DE247634 C DE 247634C

Authority

DE

Germany

Prior art keywords

impregnated

luminous

surrounded

incandescent

core

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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• 239000000463 material Substances 0.000 claims description 9
• 238000000034 method Methods 0.000 claims description 7
• 238000010438 heat treatment Methods 0.000 claims description 3
• 238000004519 manufacturing process Methods 0.000 claims description 3
• 239000011819 refractory material Substances 0.000 claims description 2
• 150000003839 salts Chemical class 0.000 claims description 2
• 239000000126 substance Substances 0.000 claims description 2
• 238000009827 uniform distribution Methods 0.000 claims 1
• CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
• 240000008564 Boehmeria nivea Species 0.000 description 1
• 229920000742 Cotton Polymers 0.000 description 1
• 240000002989 Euphorbia neriifolia Species 0.000 description 1
• 229920000297 Rayon Polymers 0.000 description 1
• 238000002485 combustion reaction Methods 0.000 description 1
• 230000008034 disappearance Effects 0.000 description 1
• 230000005611 electricity Effects 0.000 description 1
• 239000000446 fuel Substances 0.000 description 1
• 239000007788 liquid Substances 0.000 description 1
• 239000000395 magnesium oxide Substances 0.000 description 1
• 239000002964 rayon Substances 0.000 description 1