FI844532A0 - Foerfarande foer avlaegsnande av lignin ur blekeriavfallsvatten. - Google Patents
Foerfarande foer avlaegsnande av lignin ur blekeriavfallsvatten.Info
- Publication number
- FI844532A0 FI844532A0 FI844532A FI844532A FI844532A0 FI 844532 A0 FI844532 A0 FI 844532A0 FI 844532 A FI844532 A FI 844532A FI 844532 A FI844532 A FI 844532A FI 844532 A0 FI844532 A0 FI 844532A0
- Authority
- FI
- Finland
- Prior art keywords
- blekeriavfallsvatten
- lignin
- foerfarande foer
- foer avlaegsnande
- avlaegsnande
- Prior art date
Links
- 229920005610 lignin Polymers 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- 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
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
- C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/928—Paper mill waste, e.g. white water, black liquor treated
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Removal Of Specific Substances (AREA)
- Physical Water Treatments (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI844532A FI76774C (fi) | 1984-11-19 | 1984-11-19 | Foerfarande foer avlaegsnande av lignin ur kemisk massas koncentrerade blekeriavfallsvatten. |
CA000495065A CA1254554A (en) | 1984-11-19 | 1985-11-12 | Method of removing lignin from bleach plant effluents |
PCT/FI1985/000091 WO1986003236A1 (en) | 1984-11-19 | 1985-11-15 | Method of removing lignin from bleach plant effluents |
DE19853590604 DE3590604T1 (fi) | 1984-11-19 | 1985-11-15 | |
JP60505111A JPS62500392A (ja) | 1984-11-19 | 1985-11-15 | 漂白プラント流出液からリグニンを除去する方法 |
FR8516930A FR2573454B1 (fr) | 1984-11-19 | 1985-11-15 | Procede pour eliminer la lignine des effluents des installations de blanchiment |
BR8507286A BR8507286A (pt) | 1984-11-19 | 1985-11-15 | Processo para remover lenhose a partir de efluentes de uma instalacao de descoramento |
NO862902A NO165409C (no) | 1984-11-19 | 1986-07-18 | Fremgangsmaate for fjerning av lignin fra konsentrert blekeriavloepsvann fra kjemisk masse. |
SE8702040A SE8702040L (sv) | 1984-11-19 | 1987-05-18 | Forfarande for avlegsnande av lignin fran effluenter fran blekningsanleggningar |
US07/122,598 US4812207A (en) | 1984-11-19 | 1987-11-18 | Method of removing lignin from bleach plant effluents |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI844532A FI76774C (fi) | 1984-11-19 | 1984-11-19 | Foerfarande foer avlaegsnande av lignin ur kemisk massas koncentrerade blekeriavfallsvatten. |
FI844532 | 1984-11-19 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI844532A0 true FI844532A0 (fi) | 1984-11-19 |
FI844532L FI844532L (fi) | 1986-05-20 |
FI76774B FI76774B (fi) | 1988-08-31 |
FI76774C FI76774C (fi) | 1988-12-12 |
Family
ID=8519917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI844532A FI76774C (fi) | 1984-11-19 | 1984-11-19 | Foerfarande foer avlaegsnande av lignin ur kemisk massas koncentrerade blekeriavfallsvatten. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4812207A (fi) |
JP (1) | JPS62500392A (fi) |
BR (1) | BR8507286A (fi) |
CA (1) | CA1254554A (fi) |
DE (1) | DE3590604T1 (fi) |
FI (1) | FI76774C (fi) |
FR (1) | FR2573454B1 (fi) |
NO (1) | NO165409C (fi) |
SE (1) | SE8702040L (fi) |
WO (1) | WO1986003236A1 (fi) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI75379C (fi) * | 1986-07-02 | 1988-06-09 | Kamyr Ab | Foerfarande foer behandling av en pappersfabriks cirkulationsvatten. |
SE462170B (sv) * | 1987-10-27 | 1990-05-14 | Aahlstrom Corp | Avlaegsnande av loesta och kolloidala makromolekylaera organiska aemnen ur effluenter |
US5401362A (en) * | 1993-03-24 | 1995-03-28 | Kamyr, Inc. | Control of metals and dissolved organics in the bleach plant |
FI117507B (fi) * | 2004-07-09 | 2006-11-15 | Kemira Oyj | Menetelmä ligniinin poistamiseksi vedestä |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3354028A (en) * | 1963-12-30 | 1967-11-21 | Garden State Paper Company Inc | Clarifying waste effluents from re-inking processes by reversing the effluent ph |
US3627679A (en) * | 1967-05-25 | 1971-12-14 | Gulf States Paper Corp | Effluent treatment processes |
US3531370A (en) * | 1968-11-04 | 1970-09-29 | Georgia Pacific Corp | Color removal from waste effluents |
US3990969A (en) * | 1972-10-04 | 1976-11-09 | Uddeholms Aktiebolag | Purification of waste water from sulphate pulp bleaching plants |
US4000033A (en) * | 1973-04-25 | 1976-12-28 | Canadian Patents And Development Limited | Removal of color and organic matter from kraft process bleach effluents |
JPS529977A (en) * | 1975-07-14 | 1977-01-25 | Oji Paper Co Ltd | Method for agglomerating pulp waste water |
US4179329A (en) * | 1976-01-09 | 1979-12-18 | Nalco Chemical Company | Removal of color from paper mill waste waters |
US4420369A (en) * | 1982-02-25 | 1983-12-13 | The United States Of America As Represented By The Secretary Of Agriculture | Process for the decolorization of pulp mill bleach plant effluent |
AT377546B (de) * | 1983-02-25 | 1985-03-25 | Dieter J Becker | Verfahren zur reinigung von bei der zellstoffherstellung, insbesondere bei der chlorbleiche von zellstoff, anfallenden abwaessern |
-
1984
- 1984-11-19 FI FI844532A patent/FI76774C/fi not_active IP Right Cessation
-
1985
- 1985-11-12 CA CA000495065A patent/CA1254554A/en not_active Expired
- 1985-11-15 JP JP60505111A patent/JPS62500392A/ja active Pending
- 1985-11-15 DE DE19853590604 patent/DE3590604T1/de not_active Withdrawn
- 1985-11-15 WO PCT/FI1985/000091 patent/WO1986003236A1/en active Application Filing
- 1985-11-15 BR BR8507286A patent/BR8507286A/pt unknown
- 1985-11-15 FR FR8516930A patent/FR2573454B1/fr not_active Expired
-
1986
- 1986-07-18 NO NO862902A patent/NO165409C/no unknown
-
1987
- 1987-05-18 SE SE8702040A patent/SE8702040L/xx not_active Application Discontinuation
- 1987-11-18 US US07/122,598 patent/US4812207A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2573454A1 (fr) | 1986-05-23 |
NO862902L (no) | 1986-07-18 |
JPS62500392A (ja) | 1987-02-19 |
DE3590604T1 (fi) | 1987-11-19 |
NO165409B (no) | 1990-10-29 |
FI844532L (fi) | 1986-05-20 |
SE8702040D0 (sv) | 1987-05-18 |
CA1254554A (en) | 1989-05-23 |
NO862902D0 (no) | 1986-07-18 |
FI76774C (fi) | 1988-12-12 |
SE8702040L (sv) | 1987-05-18 |
NO165409C (no) | 1991-02-06 |
FI76774B (fi) | 1988-08-31 |
FR2573454B1 (fr) | 1989-01-20 |
BR8507286A (pt) | 1987-10-27 |
WO1986003236A1 (en) | 1986-06-05 |
US4812207A (en) | 1989-03-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: A. AHLSTROM CORPORATION |