SE7602200L - Sett att framstella tillsatskemikalier for loslig bas utnyttjande cellulosaframstellningsmetod - Google Patents
Sett att framstella tillsatskemikalier for loslig bas utnyttjande cellulosaframstellningsmetodInfo
- Publication number
- SE7602200L SE7602200L SE7602200A SE7602200A SE7602200L SE 7602200 L SE7602200 L SE 7602200L SE 7602200 A SE7602200 A SE 7602200A SE 7602200 A SE7602200 A SE 7602200A SE 7602200 L SE7602200 L SE 7602200L
- Authority
- SE
- Sweden
- Prior art keywords
- cellulosis
- methods
- production method
- solid base
- bisulfite
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 5
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000007787 solid Substances 0.000 title 1
- 239000000126 substance Substances 0.000 title 1
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 2
- LVGQIQHJMRUCRM-UHFFFAOYSA-L calcium bisulfite Chemical compound [Ca+2].OS([O-])=O.OS([O-])=O LVGQIQHJMRUCRM-UHFFFAOYSA-L 0.000 abstract 2
- 235000010260 calcium hydrogen sulphite Nutrition 0.000 abstract 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group 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 abstract 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 abstract 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 238000000184 acid digestion Methods 0.000 abstract 1
- 235000011116 calcium hydroxide Nutrition 0.000 abstract 1
- 239000000920 calcium hydroxide Substances 0.000 abstract 1
- 159000000007 calcium salts Chemical class 0.000 abstract 1
- 239000000567 combustion gas Substances 0.000 abstract 1
- 238000003912 environmental pollution Methods 0.000 abstract 1
- 230000001172 regenerating effect Effects 0.000 abstract 1
- 239000011780 sodium chloride Substances 0.000 abstract 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 abstract 1
- 239000012607 strong cation exchange resin Substances 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 239000002023 wood Substances 0.000 abstract 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
- D21C11/02—Regeneration of pulp liquors or effluent waste waters of acid, neutral or alkaline sulfite lye
-
- 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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
Landscapes
- Treating Waste Gases (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI750831A FI51217C (fi) | 1975-03-20 | 1975-03-20 | Tapa valmistaa lisäyskemikalia sellaista selluloosan valmistusmenetelm ää varten, jossa liukoisena emäksenä käytetään Na-bisulfiittiliuosta. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE7602200L true SE7602200L (sv) | 1976-09-21 |
Family
ID=8509072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7602200A SE7602200L (sv) | 1975-03-20 | 1976-02-24 | Sett att framstella tillsatskemikalier for loslig bas utnyttjande cellulosaframstellningsmetod |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS51119803A (enrdf_load_stackoverflow) |
| AT (1) | AT347235B (enrdf_load_stackoverflow) |
| CA (1) | CA1091869A (enrdf_load_stackoverflow) |
| FI (1) | FI51217C (enrdf_load_stackoverflow) |
| NO (1) | NO147191C (enrdf_load_stackoverflow) |
| SE (1) | SE7602200L (enrdf_load_stackoverflow) |
-
1975
- 1975-03-20 FI FI750831A patent/FI51217C/fi not_active IP Right Cessation
-
1976
- 1976-02-16 AT AT108676A patent/AT347235B/de not_active IP Right Cessation
- 1976-02-18 CA CA246,074A patent/CA1091869A/en not_active Expired
- 1976-02-24 SE SE7602200A patent/SE7602200L/xx not_active Application Discontinuation
- 1976-03-19 NO NO760992A patent/NO147191C/no unknown
- 1976-03-19 JP JP51030746A patent/JPS51119803A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AT347235B (de) | 1978-12-11 |
| ATA108676A (de) | 1978-04-15 |
| JPS51119803A (en) | 1976-10-20 |
| NO147191C (no) | 1983-02-16 |
| FI51217C (fi) | 1976-11-10 |
| NO760992L (enrdf_load_stackoverflow) | 1976-09-21 |
| FI51217B (enrdf_load_stackoverflow) | 1976-08-02 |
| CA1091869A (en) | 1980-12-23 |
| NO147191B (no) | 1982-11-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAV | Patent application has lapsed |
Ref document number: 7602200-3 |