CA1056637A - Continuous flow multistate dewatering apparatus for removing water from an aqueous suspension of pulp material while being conveyed to a steam pressurized reaction vessel - Google Patents
Continuous flow multistate dewatering apparatus for removing water from an aqueous suspension of pulp material while being conveyed to a steam pressurized reaction vesselInfo
- Publication number
- CA1056637A CA1056637A CA275,816A CA275816A CA1056637A CA 1056637 A CA1056637 A CA 1056637A CA 275816 A CA275816 A CA 275816A CA 1056637 A CA1056637 A CA 1056637A
- Authority
- CA
- Canada
- Prior art keywords
- reaction vessel
- steam
- dewatering
- pulp material
- aqueous suspension
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 title claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 239000007900 aqueous suspension Substances 0.000 title abstract description 7
- 239000000725 suspension Substances 0.000 claims description 5
- 239000007858 starting material Substances 0.000 abstract description 8
- 239000000835 fiber Substances 0.000 abstract description 5
- 241000609240 Ambelania acida Species 0.000 abstract description 3
- 239000010905 bagasse Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 239000002023 wood Substances 0.000 abstract description 3
- XPFVYQJUAUNWIW-UHFFFAOYSA-N furfuryl alcohol Chemical compound OCC1=CC=CO1 XPFVYQJUAUNWIW-UHFFFAOYSA-N 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000004326 stimulated echo acquisition mode for imaging Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000001913 cellulose Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 208000028659 discharge Diseases 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- GRYSXUXXBDSYRT-WOUKDFQISA-N (2r,3r,4r,5r)-2-(hydroxymethyl)-4-methoxy-5-[6-(methylamino)purin-9-yl]oxolan-3-ol Chemical compound C1=NC=2C(NC)=NC=NC=2N1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1OC GRYSXUXXBDSYRT-WOUKDFQISA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000000111 Saccharum officinarum Species 0.000 description 1
- 235000007201 Saccharum officinarum Nutrition 0.000 description 1
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006854 communication Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C7/00—Digesters
- D21C7/06—Feeding devices
Landscapes
- Paper (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7604167A SE7604167L (sv) | 1976-04-08 | 1976-04-08 | Anordning for behandling av lignocellulosahaltigt material i ett undertryck staende reaktionskerl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1056637A true CA1056637A (en) | 1979-06-19 |
Family
ID=20327540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA275,816A Expired CA1056637A (en) | 1976-04-08 | 1977-04-07 | Continuous flow multistate dewatering apparatus for removing water from an aqueous suspension of pulp material while being conveyed to a steam pressurized reaction vessel |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS52155201A (enrdf_load_stackoverflow) |
| CA (1) | CA1056637A (enrdf_load_stackoverflow) |
| DE (1) | DE2715235A1 (enrdf_load_stackoverflow) |
| FI (1) | FI771022A7 (enrdf_load_stackoverflow) |
| FR (1) | FR2347489A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1571700A (enrdf_load_stackoverflow) |
| NO (1) | NO771215L (enrdf_load_stackoverflow) |
| SE (1) | SE7604167L (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1007150A3 (fr) * | 1993-05-27 | 1995-04-11 | Solvay | Procede et dispositif de dechargement d'un reacteur a lit fluidise. |
| FR2925533B1 (fr) * | 2007-12-20 | 2010-01-08 | Inst Francais Du Petrole | Procede de conversion de solutions lignocellulosiques a haute teneur en matiere seche |
| US8328947B2 (en) | 2008-08-29 | 2012-12-11 | Iogen Energy Corporation | Method for low water hydrolysis or pretreatment of polysaccharides in a lignocellulosic feedstock |
| CN103906876A (zh) * | 2011-09-20 | 2014-07-02 | 艾欧基能源公司 | 用于加热原料的方法 |
| CN112832015B (zh) * | 2021-02-23 | 2024-03-01 | 新昌县高纤纺织有限公司 | 一种纺织印染漂白助剂及其制备方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2459180A (en) * | 1943-12-04 | 1949-01-18 | Kamyr Ab | Apparatus for charging fibrous material into a digester |
| FR904673A (fr) * | 1944-01-04 | 1945-11-13 | Appareil pour le lessivage en continu des bois en copeaux ou des fibres naturelles, en vue de la fabrication de la cellulose ou des pâtes chimiques, mi-chimiques et mécaniques | |
| US2829049A (en) * | 1954-02-08 | 1958-04-01 | Hercules Powder Co Ltd | Method for the disintegration of cellulose-bearing material |
| FR1226093A (fr) * | 1958-06-04 | 1960-07-08 | Buss Ag | Procédé pour l'apport et l'enlèvement continu de substances solides dans un appareil se trouvant sous pression ou en dépression et dispositif pour la mise en oeuvre du procédé |
| NL302889A (enrdf_load_stackoverflow) * | 1963-01-08 | |||
| SE359331B (enrdf_load_stackoverflow) * | 1970-03-17 | 1973-08-27 | Kamyr Ab |
-
1976
- 1976-04-08 SE SE7604167A patent/SE7604167L/xx unknown
-
1977
- 1977-03-30 GB GB13407/77A patent/GB1571700A/en not_active Expired
- 1977-04-01 FI FI771022A patent/FI771022A7/fi not_active Application Discontinuation
- 1977-04-05 NO NO771215A patent/NO771215L/no unknown
- 1977-04-05 DE DE19772715235 patent/DE2715235A1/de active Pending
- 1977-04-07 CA CA275,816A patent/CA1056637A/en not_active Expired
- 1977-04-07 FR FR7710670A patent/FR2347489A1/fr not_active Withdrawn
- 1977-04-08 JP JP3960677A patent/JPS52155201A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52155201A (en) | 1977-12-23 |
| FI771022A7 (enrdf_load_stackoverflow) | 1977-10-09 |
| FR2347489A1 (fr) | 1977-11-04 |
| GB1571700A (en) | 1980-07-16 |
| NO771215L (no) | 1977-10-11 |
| SE7604167L (sv) | 1977-10-09 |
| DE2715235A1 (de) | 1977-10-27 |
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