DE184991C - - Google Patents

Info

Publication number

DE184991C

DE184991C DENDAT184991D DE184991DA DE184991C DE 184991 C DE184991 C DE 184991C DE NDAT184991 D DENDAT184991 D DE NDAT184991D DE 184991D A DE184991D A DE 184991DA DE 184991 C DE184991 C DE 184991C

Authority

DE

Germany

Prior art keywords

wood

sulphurous acid

cooker

sulphite

sulphite liquor

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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• 239000002023 wood Substances 0.000 claims description 17
• LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 14
• LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 11
• 238000000034 method Methods 0.000 claims description 8
• 238000010438 heat treatment Methods 0.000 claims description 3
• 229920002678 cellulose Polymers 0.000 claims description 2
• 239000001913 cellulose Substances 0.000 claims description 2
• 238000004519 manufacturing process Methods 0.000 claims description 2
• 239000007789 gas Substances 0.000 description 4
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
• 230000035515 penetration Effects 0.000 description 2
• 229920003043 Cellulose fiber Polymers 0.000 description 1
• 230000015556 catabolic process Effects 0.000 description 1
• 239000003518 caustics Substances 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• 239000007795 chemical reaction product Substances 0.000 description 1
• 238000010411 cooking Methods 0.000 description 1
• 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
• 230000009965 odorless effect Effects 0.000 description 1
• 239000011148 porous material Substances 0.000 description 1