FI20030510A0 - Sulfur recycling in the sulphate pulp process - Google Patents
Sulfur recycling in the sulphate pulp processInfo
- Publication number
- FI20030510A0 FI20030510A0 FI20030510A FI20030510A FI20030510A0 FI 20030510 A0 FI20030510 A0 FI 20030510A0 FI 20030510 A FI20030510 A FI 20030510A FI 20030510 A FI20030510 A FI 20030510A FI 20030510 A0 FI20030510 A0 FI 20030510A0
- Authority
- FI
- Finland
- Prior art keywords
- sulphate pulp
- pulp process
- sulfur recycling
- recycling
- sulfur
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000004064 recycling Methods 0.000 title 1
- 229910052717 sulfur Inorganic materials 0.000 title 1
- 239000011593 sulfur Substances 0.000 title 1
- 229910021653 sulphate ion Inorganic materials 0.000 title 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
- D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor
-
- 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
- D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B13/00—Recovery of fats, fatty oils or fatty acids from waste materials
- C11B13/02—Recovery of fats, fatty oils or fatty acids from waste materials from soap stock
-
- 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
- D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
-
- 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
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/74—Recovery of fats, fatty oils, fatty acids or other fatty substances, e.g. lanolin or waxes
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20030510A FI116074B3 (en) | 2003-04-03 | 2003-04-03 | Sulfur recycling in the sulphate pulp process |
PCT/FI2004/000208 WO2004088032A2 (en) | 2003-04-03 | 2004-04-02 | Method for recycling sulphur in a pulp production process |
PCT/FI2004/000209 WO2004088033A2 (en) | 2003-04-03 | 2004-04-02 | Recycling of sulphur in a pulp production process |
SE0402705A SE530461C2 (en) | 2003-04-03 | 2004-11-08 | Process for the recovery of sulfur in a chemical pulping process, in particular a sulfate process, as well as the use of recycled products obtained by the process for producing tall oil and magnesium sulfate using the recovered sulfur for the process |
SE0402707A SE530462C2 (en) | 2003-04-03 | 2004-11-08 | Process for the recovery of sulfur in a chemical pulp process comprising the oxidation of bisulfite to bisulfate, which is then used for the digestion of tall oil or as a raw material in the production of magnesium sulfate |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20030510 | 2003-04-03 | ||
FI20030510A FI116074B3 (en) | 2003-04-03 | 2003-04-03 | Sulfur recycling in the sulphate pulp process |
Publications (4)
Publication Number | Publication Date |
---|---|
FI20030510A0 true FI20030510A0 (en) | 2003-04-03 |
FI20030510A FI20030510A (en) | 2004-10-04 |
FI116074B FI116074B (en) | 2005-09-15 |
FI116074B3 FI116074B3 (en) | 2014-06-23 |
Family
ID=8565921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20030510A FI116074B3 (en) | 2003-04-03 | 2003-04-03 | Sulfur recycling in the sulphate pulp process |
Country Status (3)
Country | Link |
---|---|
FI (1) | FI116074B3 (en) |
SE (2) | SE530462C2 (en) |
WO (2) | WO2004088032A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI126649B (en) * | 2010-06-07 | 2017-03-31 | Aalto Univ Found | New process for the preparation of microcellulose |
EP2527532A1 (en) * | 2011-05-27 | 2012-11-28 | "Efa Gryt" Ewa Gryt | Method of processing of stalks of fibre crops |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE319962B (en) * | 1968-05-10 | 1970-01-26 | Mo Och Domsjoe Ab | |
US3733395A (en) * | 1971-04-07 | 1973-05-15 | Hooker Chemical Corp | Process for producing chlorine dioxide,chlorine and a neutral sulfate salt in the sulfate or kraft process of preparing wood pulp |
DE2516342A1 (en) * | 1975-04-15 | 1976-10-28 | Bayer Ag | Catalytic oxidn. of aq. (bi)sulphite soln. to (bi)sulphate - using ferric (and ferrous) ions as catalyst, avoiding toxicity problems |
SE411772B (en) * | 1978-04-07 | 1980-02-04 | Sca Development Ab | SET TO REDUCE EMISSIONS TO RECIPIENT AND ATMOSPHERES IN CONNECTION OF CELLULOSIC MATERIAL |
DK130587A (en) * | 1987-03-13 | 1988-09-14 | Dansk Biolog Produktion Amba | PROCEDURE FOR SULFUR GAS desulfurization |
SE9202419D0 (en) * | 1992-08-24 | 1992-08-24 | Eka Nobel Ab | REDUCTION OF CHLORIDE IN PULPING CHEMICAL RECOVERY SYSTEMS |
FI95723C (en) * | 1992-11-10 | 1996-04-11 | Lt Dynamics Oy | Method of acidifying soap with a large overdose of NaHSO3 solution |
-
2003
- 2003-04-03 FI FI20030510A patent/FI116074B3/en active IP Right Grant
-
2004
- 2004-04-02 WO PCT/FI2004/000208 patent/WO2004088032A2/en active Application Filing
- 2004-04-02 WO PCT/FI2004/000209 patent/WO2004088033A2/en active Application Filing
- 2004-11-08 SE SE0402707A patent/SE530462C2/en unknown
- 2004-11-08 SE SE0402705A patent/SE530461C2/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2004088032A2 (en) | 2004-10-14 |
WO2004088033A3 (en) | 2005-01-06 |
SE530461C2 (en) | 2008-06-10 |
SE0402705L (en) | 2004-11-08 |
FI20030510A (en) | 2004-10-04 |
SE0402705D0 (en) | 2004-11-08 |
WO2004088033A2 (en) | 2004-10-14 |
SE0402707L (en) | 2004-11-08 |
SE0402707D0 (en) | 2004-11-08 |
FI116074B (en) | 2005-09-15 |
FI116074B3 (en) | 2014-06-23 |
SE530462C2 (en) | 2008-06-10 |
WO2004088032A3 (en) | 2004-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
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