SE9700012D0 - Recovery process in a pulp mill - Google Patents
Recovery process in a pulp millInfo
- Publication number
- SE9700012D0 SE9700012D0 SE9700012A SE9700012A SE9700012D0 SE 9700012 D0 SE9700012 D0 SE 9700012D0 SE 9700012 A SE9700012 A SE 9700012A SE 9700012 A SE9700012 A SE 9700012A SE 9700012 D0 SE9700012 D0 SE 9700012D0
- Authority
- SE
- Sweden
- Prior art keywords
- potassium
- recovery boiler
- spent liquor
- recovery
- chloride
- Prior art date
Links
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
- D21C11/0042—Fractionating or concentration of spent liquors by special methods
- D21C11/005—Treatment of liquors with ion-exchangers
-
- 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
- D21C11/063—Treatment of gas streams comprising solid matter, e.g. the ashes resulting from the combustion of black liquor
- D21C11/066—Separation of solid compounds from these gases; further treatment of recovered products
Landscapes
- Paper (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9700012A SE9700012D0 (sv) | 1997-01-03 | 1997-01-03 | Recovery process in a pulp mill |
ES97203861T ES2171832T3 (es) | 1997-01-03 | 1997-12-10 | Procedimiento de recuperacion en una fabrica de papel. |
AT97203861T ATE215143T1 (de) | 1997-01-03 | 1997-12-10 | Rückgewinnungsverfahren in einer zellstoffabrik |
EP97203861A EP0852272B1 (en) | 1997-01-03 | 1997-12-10 | Recovery process in a pulp mill |
PT97203861T PT852272E (pt) | 1997-01-03 | 1997-12-10 | Processo de recuperacao numa fabrica de pasta |
DE69711355T DE69711355T2 (de) | 1997-01-03 | 1997-12-10 | Rückgewinnungsverfahren in einer Zellstoffabrik |
CA002225927A CA2225927C (en) | 1997-01-03 | 1997-12-29 | Recovery process in a pulp mill |
US08/999,430 US5980717A (en) | 1997-01-03 | 1997-12-29 | Recovery process in a pulp mill |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9700012A SE9700012D0 (sv) | 1997-01-03 | 1997-01-03 | Recovery process in a pulp mill |
Publications (1)
Publication Number | Publication Date |
---|---|
SE9700012D0 true SE9700012D0 (sv) | 1997-01-03 |
Family
ID=20405353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9700012A SE9700012D0 (sv) | 1997-01-03 | 1997-01-03 | Recovery process in a pulp mill |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0852272B1 (sv) |
AT (1) | ATE215143T1 (sv) |
CA (1) | CA2225927C (sv) |
DE (1) | DE69711355T2 (sv) |
ES (1) | ES2171832T3 (sv) |
PT (1) | PT852272E (sv) |
SE (1) | SE9700012D0 (sv) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015010179A1 (en) * | 2013-07-25 | 2015-01-29 | Noram Engineering And Constructors Ltd. | Method of reducing chloride and potassium ion concentrations in a pulp mill chemical recovery system |
SE1451569A1 (sv) * | 2014-12-17 | 2015-12-01 | Aprotech Engineering Ab | Process for production of a fertilizer comprising potassium sulfate |
FI129103B (sv) | 2017-04-28 | 2021-07-15 | Andritz Oy | Förfarande för behandling av flygaska hos en sodapanna |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3684672A (en) * | 1969-08-07 | 1972-08-15 | Mitsubishi Heavy Ind Ltd | Process for paper manufacture |
US5352332A (en) * | 1991-01-28 | 1994-10-04 | Maples Gerald E | Process for recycling bleach plant filtrate |
SE9202419D0 (sv) * | 1992-08-24 | 1992-08-24 | Eka Nobel Ab | Reduction of chloride in pulping chemical recovery systems |
SE9502583D0 (sv) * | 1995-07-12 | 1995-07-12 | Eka Chemicals Ab | Leaching process |
-
1997
- 1997-01-03 SE SE9700012A patent/SE9700012D0/sv unknown
- 1997-12-10 DE DE69711355T patent/DE69711355T2/de not_active Expired - Lifetime
- 1997-12-10 PT PT97203861T patent/PT852272E/pt unknown
- 1997-12-10 EP EP97203861A patent/EP0852272B1/en not_active Expired - Lifetime
- 1997-12-10 AT AT97203861T patent/ATE215143T1/de active
- 1997-12-10 ES ES97203861T patent/ES2171832T3/es not_active Expired - Lifetime
- 1997-12-29 CA CA002225927A patent/CA2225927C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0852272A1 (en) | 1998-07-08 |
DE69711355T2 (de) | 2002-10-31 |
ES2171832T3 (es) | 2002-09-16 |
CA2225927A1 (en) | 1998-07-03 |
CA2225927C (en) | 2002-04-09 |
EP0852272B1 (en) | 2002-03-27 |
DE69711355D1 (de) | 2002-05-02 |
ATE215143T1 (de) | 2002-04-15 |
PT852272E (pt) | 2002-08-30 |
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