CA929713A - Decolorization of kraft wood pulp bleach effluents - Google Patents
Decolorization of kraft wood pulp bleach effluentsInfo
- Publication number
- CA929713A CA929713A CA096148A CA96148A CA929713A CA 929713 A CA929713 A CA 929713A CA 096148 A CA096148 A CA 096148A CA 96148 A CA96148 A CA 96148A CA 929713 A CA929713 A CA 929713A
- Authority
- CA
- Canada
- Prior art keywords
- decolorization
- wood pulp
- kraft wood
- pulp bleach
- bleach effluents
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
-
- 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
- Y10S162/00—Paper making and fiber liberation
- Y10S162/08—Chlorine-containing liquid regeneration
-
- 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
- Y10S210/902—Materials removed
- Y10S210/917—Color
-
- 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)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Water Treatment By Sorption (AREA)
- Paper (AREA)
- Refrigerator Housings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US87197569A | 1969-10-28 | 1969-10-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA929713A true CA929713A (en) | 1973-07-10 |
Family
ID=25358575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA096148A Expired CA929713A (en) | 1969-10-28 | 1970-10-21 | Decolorization of kraft wood pulp bleach effluents |
Country Status (11)
Country | Link |
---|---|
US (1) | US3652407A (en) |
CA (1) | CA929713A (en) |
DE (1) | DE2051200C3 (en) |
ES (1) | ES385251A1 (en) |
FI (1) | FI53810C (en) |
FR (1) | FR2066599A5 (en) |
GB (1) | GB1322750A (en) |
NO (1) | NO131828C (en) |
SE (1) | SE369323B (en) |
YU (1) | YU246470A (en) |
ZA (1) | ZA706971B (en) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA947010A (en) * | 1971-02-23 | 1974-05-14 | Erco Envirotech Ltd. | Chlorination of alkali metal carbonates recovered from the production of pulp |
US3853758A (en) * | 1971-09-16 | 1974-12-10 | Rohm & Haas | Separation of waste dyestuffs by adsorption process |
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 |
AU473185B2 (en) * | 1973-07-25 | 1976-06-17 | Mooch Domsjo Aktiebolag | A method for producing oxidized white liquor |
SE7407571L (en) * | 1973-12-13 | 1975-06-16 | Uddeholms Ab | |
US4162187A (en) * | 1974-05-09 | 1979-07-24 | The Mead Corporation | Process for production of sodium thiosulfate and sodium hydroxide |
US4049546A (en) * | 1974-11-11 | 1977-09-20 | Rohm And Haas Company | Decolorization of effluents from pulp mills |
US4011160A (en) * | 1975-03-03 | 1977-03-08 | The Dow Chemical Company | Process of using oxazoline and/or oxazine-modified polymers |
EP0003922A1 (en) * | 1978-02-07 | 1979-09-05 | P C U K Produits Chimiques Ugine Kuhlmann | Method for obtaining uncoloured and stable isophorone |
US4259149A (en) * | 1978-05-03 | 1981-03-31 | Hooker Chemicals & Plastics Corp. | Method of reducing waste stream pollutants by the control and separation of waste contaminants from a multi-stage cellulosic bleaching sequence |
US4713185A (en) * | 1985-03-25 | 1987-12-15 | Canadian Patents And Development Ltd. | Sacrificial agents for enhanced oil recovery |
US4695386A (en) * | 1985-05-20 | 1987-09-22 | Advanced Separation Technologies Incorporated | Process for the decolorization of pulp mill process streams |
US4895662A (en) * | 1988-05-31 | 1990-01-23 | The Dow Chemical Company | Purification of effluent from wood pulp bleach plant |
US4874521A (en) * | 1988-10-18 | 1989-10-17 | Boise Cascade Corporation | Pulp mill effluent color removal process |
CA1336474C (en) * | 1989-04-20 | 1995-08-01 | Martin Blake Hocking | Hydrogen peroxide recovery from coloured aqueous solutions |
US5378367A (en) * | 1992-11-25 | 1995-01-03 | Aluminum Company Of America | Method for removing color-imparting contaminants from pulp and paper waste streams using a combination of adsorbents |
US5453202A (en) * | 1993-04-29 | 1995-09-26 | American Color & Chemical Corporation | Method for treatment of impounded sludges, soils and other contaminated solid materials |
US5529697A (en) * | 1994-07-20 | 1996-06-25 | The University Of Southern Mississippi | Process for color removal from paper mill wastewaters |
US6589427B2 (en) * | 2001-02-28 | 2003-07-08 | Council Of Scientific & Industrial Research | Process for treatment of mixture of spent wash from distillery and black liquor from pulp and paper industry |
US7767092B2 (en) * | 2006-11-14 | 2010-08-03 | Konica Minolta Business Technologies, Inc. | Decolorization method of colored effluent |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3120464A (en) * | 1960-11-29 | 1964-02-04 | Nat Council For Stream Improve | Decolorizing kraft waste liquors |
FR1463729A (en) * | 1965-02-24 | 1966-12-23 | Rohm & Haas | Enrichment and optionally separation of an organic compound by adsorption techniques |
JPS5125232B1 (en) * | 1965-02-24 | 1976-07-29 | ||
FR1467805A (en) * | 1965-11-15 | 1967-02-03 | Ct Tech De L Ind Des Papiers | Physico-chemical process for the purification of wastewater, in particular effluents from the manufacture of so-called chemical and semi-chemical pulp |
US3509121A (en) * | 1967-09-06 | 1970-04-28 | Dryden Chem Ltd | Separation of liquor materials by diffusion |
DE1945749A1 (en) * | 1968-09-27 | 1970-04-02 | Monsanto Co | Process for removing phenols and / or metals from an aqueous medium |
US3531370A (en) * | 1968-11-04 | 1970-09-29 | Georgia Pacific Corp | Color removal from waste effluents |
-
1969
- 1969-10-28 US US871975A patent/US3652407A/en not_active Expired - Lifetime
-
1970
- 1970-10-07 YU YU02464/70A patent/YU246470A/en unknown
- 1970-10-13 ZA ZA706971A patent/ZA706971B/en unknown
- 1970-10-19 DE DE2051200A patent/DE2051200C3/en not_active Expired
- 1970-10-20 ES ES385251A patent/ES385251A1/en not_active Expired
- 1970-10-21 CA CA096148A patent/CA929713A/en not_active Expired
- 1970-10-23 FI FI2863/70A patent/FI53810C/en active
- 1970-10-26 GB GB5069770A patent/GB1322750A/en not_active Expired
- 1970-10-26 NO NO4048/70A patent/NO131828C/no unknown
- 1970-10-27 SE SE14492/70A patent/SE369323B/xx unknown
- 1970-10-27 FR FR7038721A patent/FR2066599A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FI53810C (en) | 1978-08-10 |
YU246470A (en) | 1979-09-10 |
SE369323B (en) | 1974-08-19 |
FI53810B (en) | 1978-05-02 |
ZA706971B (en) | 1972-01-26 |
GB1322750A (en) | 1973-07-11 |
DE2051200C3 (en) | 1980-02-07 |
NO131828C (en) | 1975-08-13 |
ES385251A1 (en) | 1973-09-01 |
DE2051200B2 (en) | 1979-05-31 |
FR2066599A5 (en) | 1971-08-06 |
NO131828B (en) | 1975-05-05 |
DE2051200A1 (en) | 1971-05-06 |
US3652407A (en) | 1972-03-28 |
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