NO130650B - - Google Patents
Download PDFInfo
- Publication number
- NO130650B NO130650B NO407568A NO407568A NO130650B NO 130650 B NO130650 B NO 130650B NO 407568 A NO407568 A NO 407568A NO 407568 A NO407568 A NO 407568A NO 130650 B NO130650 B NO 130650B
- Authority
- NO
- Norway
- Prior art keywords
- reaction
- liquid
- percolator
- approx
- holes
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 claims description 51
- 239000001913 cellulose Substances 0.000 claims description 46
- 229920002678 cellulose Polymers 0.000 claims description 46
- 239000007788 liquid Substances 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 31
- 239000000126 substance Substances 0.000 claims description 29
- 235000000346 sugar Nutrition 0.000 claims description 23
- 229920005610 lignin Polymers 0.000 claims description 19
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 239000002253 acid Substances 0.000 claims description 17
- 239000012295 chemical reaction liquid Substances 0.000 claims description 17
- 238000005325 percolation Methods 0.000 claims description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 15
- 229920002488 Hemicellulose Polymers 0.000 claims description 13
- 229920006395 saturated elastomer Polymers 0.000 claims description 10
- 239000003513 alkali Substances 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 7
- 239000002023 wood Substances 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 6
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 claims description 6
- 238000002386 leaching Methods 0.000 claims description 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims description 5
- 229910017604 nitric acid Inorganic materials 0.000 claims description 5
- 238000009835 boiling Methods 0.000 claims description 4
- 238000004182 chemical digestion Methods 0.000 claims description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 4
- 239000011707 mineral Substances 0.000 claims description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 150000008163 sugars Chemical class 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000015556 catabolic process Effects 0.000 claims description 3
- 239000007795 chemical reaction product Substances 0.000 claims description 3
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 3
- 238000003776 cleavage reaction Methods 0.000 claims description 2
- 230000001143 conditioned effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000011049 filling Methods 0.000 description 15
- 239000000243 solution Substances 0.000 description 14
- SRBFZHDQGSBBOR-IOVATXLUSA-N D-xylopyranose Chemical compound O[C@@H]1COC(O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-IOVATXLUSA-N 0.000 description 12
- 230000007062 hydrolysis Effects 0.000 description 12
- 238000006460 hydrolysis reaction Methods 0.000 description 12
- 238000000605 extraction Methods 0.000 description 10
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 7
- 239000008121 dextrose Substances 0.000 description 7
- PYMYPHUHKUWMLA-UHFFFAOYSA-N arabinose Natural products OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 description 6
- SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 description 6
- 230000029087 digestion Effects 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 241001070947 Fagus Species 0.000 description 3
- 235000010099 Fagus sylvatica Nutrition 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Landscapes
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1567335 | 1967-10-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO130650B true NO130650B (enrdf_load_stackoverflow) | 1974-10-07 |
| NO130650C NO130650C (enrdf_load_stackoverflow) | 1975-01-15 |
Family
ID=5678064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO407568A NO130650C (enrdf_load_stackoverflow) | 1967-10-17 | 1968-10-14 |
Country Status (2)
| Country | Link |
|---|---|
| ES (1) | ES359075A1 (enrdf_load_stackoverflow) |
| NO (1) | NO130650C (enrdf_load_stackoverflow) |
-
1968
- 1968-10-11 ES ES359075A patent/ES359075A1/es not_active Expired
- 1968-10-14 NO NO407568A patent/NO130650C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES359075A1 (es) | 1970-07-01 |
| NO130650C (enrdf_load_stackoverflow) | 1975-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3640768A (en) | Process for hydrolytic degradation of cellulosic materials to sugars | |
| US3532594A (en) | Method of digesting cellulosic material in steam phase | |
| Harris et al. | Hydrolysis of wood-treatment with sulfuric acid in a stationary digester | |
| CA1245011A (en) | Countercurrent acid hydrolysis | |
| US3585104A (en) | Organosolv pulping and recovery process | |
| US5080755A (en) | Process for the continuous digestion of cellulosic fiber material | |
| US11236403B2 (en) | Method for treating lignocellulosic biomass by impregnation and steam explosion | |
| US4174997A (en) | Method and apparatus for continuous hydrolysis of cellulosic fiber material | |
| US3097987A (en) | Continuous pulping process | |
| US1915812A (en) | Chemical treatment process and apparatus | |
| NO115644B (enrdf_load_stackoverflow) | ||
| CA2935611C (en) | Method for extracting lignin | |
| US3007839A (en) | Method and plant for continuous cellulose digestion | |
| NO119058B (enrdf_load_stackoverflow) | ||
| US1679336A (en) | Method and apparatus for continuous cooking of fibrous material | |
| NO145592B (no) | Tetningshode. | |
| US1991244A (en) | Method and apparatus for digesting cellulose bearing material | |
| JP4280636B2 (ja) | セルロースパルプの製造方法 | |
| SE502039C2 (sv) | Sätt och anordning för kontinuerlig kokning av massa | |
| US5192396A (en) | Process for the continuous digestion of cellulosic fiber material | |
| CN102639785B (zh) | 使用下流式容器的连续工艺中向纤维素原料添加处理液的方法和装置 | |
| NO130650B (enrdf_load_stackoverflow) | ||
| US1986760A (en) | Process of producing cellulose from wood and other cellulose containing material and apparatus therefor | |
| US2205374A (en) | Digesting process and apparatus | |
| US2178266A (en) | Continuous process for the manufacture of semipulp |