FI66034C - Foerfarande foer framstaellning av cellulosa och foer aotervinning av kemikalier - Google Patents
Foerfarande foer framstaellning av cellulosa och foer aotervinning av kemikalier Download PDFInfo
- Publication number
- FI66034C FI66034C FI812053A FI812053A FI66034C FI 66034 C FI66034 C FI 66034C FI 812053 A FI812053 A FI 812053A FI 812053 A FI812053 A FI 812053A FI 66034 C FI66034 C FI 66034C
- Authority
- FI
- Finland
- Prior art keywords
- cellulose
- solution
- cooking
- sodium
- gasifier
- Prior art date
Links
- 229920002678 cellulose Polymers 0.000 title claims description 15
- 239000001913 cellulose Substances 0.000 title claims description 15
- 239000000243 solution Substances 0.000 claims description 23
- 238000010411 cooking Methods 0.000 claims description 18
- 239000011734 sodium Substances 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 12
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 11
- 238000002309 gasification Methods 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 150000004645 aluminates Chemical class 0.000 claims description 7
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 5
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 4
- 235000011152 sodium sulphate Nutrition 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- HYHCSLBZRBJJCH-UHFFFAOYSA-M sodium hydrosulfide Chemical compound [Na+].[SH-] HYHCSLBZRBJJCH-UHFFFAOYSA-M 0.000 claims description 3
- 239000011121 hardwood Substances 0.000 claims description 2
- 239000011122 softwood Substances 0.000 claims description 2
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 2
- 238000009835 boiling Methods 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 27
- 238000000034 method Methods 0.000 description 13
- 229910001388 sodium aluminate Inorganic materials 0.000 description 10
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 9
- 229910052979 sodium sulfide Inorganic materials 0.000 description 8
- 235000014347 soups Nutrition 0.000 description 7
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 6
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000000137 annealing Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 229920005610 lignin Polymers 0.000 description 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 3
- 235000011613 Pinus brutia Nutrition 0.000 description 3
- 241000018646 Pinus brutia Species 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 210000003109 clavicle Anatomy 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002918 waste heat 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0085—Introduction of auxiliary substances into the regenerating system in order to improve the performance of certain steps of the latter, the presence of these substances being confined to the regeneration cycle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Paper (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI812053A FI66034C (fi) | 1981-06-30 | 1981-06-30 | Foerfarande foer framstaellning av cellulosa och foer aotervinning av kemikalier |
| SE8203875A SE8203875L (sv) | 1981-06-30 | 1982-06-22 | Forfarande for atervinning av kemikalier och verme i sulfatavlut medelst a1(oh)?713 - eller io?712.n.h?712 - cirkulation och forgasning av avluten |
| FR8211386A FR2510630A1 (fr) | 1981-06-30 | 1982-06-29 | Procede de recuperation de produits chimiques et de chaleur dans une liqueur usee de sulfate, au cours de la production de cellulose |
| CA000406445A CA1185408A (en) | 1981-06-30 | 1982-06-30 | Method of recovering chemicals and heat in sulphate spent liquor by means of a1 (oh).sub.3 or tio.sub.2.n.h.sub.2o circulation and gasification of the waste liquor |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI812053A FI66034C (fi) | 1981-06-30 | 1981-06-30 | Foerfarande foer framstaellning av cellulosa och foer aotervinning av kemikalier |
| FI812053 | 1981-06-30 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI812053L FI812053L (fi) | 1982-12-31 |
| FI66034B FI66034B (fi) | 1984-04-30 |
| FI66034C true FI66034C (fi) | 1986-12-02 |
Family
ID=8514541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI812053A FI66034C (fi) | 1981-06-30 | 1981-06-30 | Foerfarande foer framstaellning av cellulosa och foer aotervinning av kemikalier |
Country Status (4)
| Country | Link |
|---|---|
| CA (1) | CA1185408A (https=) |
| FI (1) | FI66034C (https=) |
| FR (1) | FR2510630A1 (https=) |
| SE (1) | SE8203875L (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE448007B (sv) * | 1983-04-21 | 1987-01-12 | Skf Steel Eng Ab | Forfarande och anordning for atervinning av kemikalier ur massaavlut |
-
1981
- 1981-06-30 FI FI812053A patent/FI66034C/fi not_active IP Right Cessation
-
1982
- 1982-06-22 SE SE8203875A patent/SE8203875L/ not_active Application Discontinuation
- 1982-06-29 FR FR8211386A patent/FR2510630A1/fr active Granted
- 1982-06-30 CA CA000406445A patent/CA1185408A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FI66034B (fi) | 1984-04-30 |
| FR2510630A1 (fr) | 1983-02-04 |
| SE8203875L (sv) | 1982-12-31 |
| SE8203875D0 (sv) | 1982-06-22 |
| CA1185408A (en) | 1985-04-16 |
| FR2510630B3 (https=) | 1984-05-04 |
| FI812053L (fi) | 1982-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: JOHANSSON, ALLAN Owner name: TANNER, TEEMU |