CA1013511A - Purification of waste water from sulphate pulp bleaching - Google Patents
Purification of waste water from sulphate pulp bleachingInfo
- Publication number
- CA1013511A CA1013511A CA182,581A CA182581A CA1013511A CA 1013511 A CA1013511 A CA 1013511A CA 182581 A CA182581 A CA 182581A CA 1013511 A CA1013511 A CA 1013511A
- Authority
- CA
- Canada
- Prior art keywords
- purification
- waste water
- pulp bleaching
- sulphate pulp
- sulphate
- 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
-
- 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
- D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
- D21C11/0028—Effluents derived from the washing or bleaching plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/04—Processes using organic exchangers
- B01J41/07—Processes using organic exchangers in the weakly basic form
-
- 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
- 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
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Paper (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7212772A SE372298B (en) | 1972-10-04 | 1972-10-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1013511A true CA1013511A (en) | 1977-07-12 |
Family
ID=20296281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA182,581A Expired CA1013511A (en) | 1972-10-04 | 1973-10-03 | Purification of waste water from sulphate pulp bleaching |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS4971201A (en) |
CA (1) | CA1013511A (en) |
FR (1) | FR2202043A1 (en) |
SE (1) | SE372298B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1059661A (en) * | 1974-11-11 | 1979-07-31 | Steven L. Rock | Decolorization of effluents from pulp mills |
AU584715B2 (en) * | 1985-03-13 | 1989-06-01 | Stone Container Corporation | Pulp decolor process |
US4695386A (en) * | 1985-05-20 | 1987-09-22 | Advanced Separation Technologies Incorporated | Process for the decolorization of pulp mill process streams |
JPH0351387A (en) * | 1989-07-19 | 1991-03-05 | Mitsubishi Paper Mills Ltd | Method for washing digested pulp prior to oxygen bleaching |
-
1972
- 1972-10-04 SE SE7212772A patent/SE372298B/xx unknown
-
1973
- 1973-10-03 FR FR7335294A patent/FR2202043A1/en active Granted
- 1973-10-03 JP JP48111339A patent/JPS4971201A/ja active Pending
- 1973-10-03 CA CA182,581A patent/CA1013511A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS4971201A (en) | 1974-07-10 |
FR2202043A1 (en) | 1974-05-03 |
FR2202043B1 (en) | 1977-05-27 |
SE372298B (en) | 1974-12-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1024274A (en) | Treatment of pulp mill effluents | |
CA975091A (en) | Disposal of metal-containing waste water | |
AU7316474A (en) | Purification of waste water | |
AU6792174A (en) | Waste water treatment process | |
YU36673B (en) | Process for the purification of waste water | |
CA1013511A (en) | Purification of waste water from sulphate pulp bleaching | |
CA987460A (en) | Semi-chemical or chemical pulp mill bleach plant effluents purification process | |
CA980513A (en) | Bleaching of waste paper pulp | |
IL42744A0 (en) | Dewatering of sewage waste sludges | |
IT1005613B (en) | PROCEDURE FOR A WASTE WATER PURIFICATION PLANT AND PLANT FOR EXECUTION OF THE PROCEDURE | |
CA1008191A (en) | Biological treatment of waste water | |
YU36674B (en) | Process for the electrochemical purification of waste water | |
AU3708271A (en) | Purification of waste water | |
IT1013780B (en) | PROCESS AND PLANT FOR THE DE PURATION OF WASTE WATER | |
CA986028A (en) | Process for purification of water | |
SU570557A1 (en) | Method of mechanical purification of waste water | |
CA958159A (en) | Treatment of waste liquor from pulp production | |
AU5274273A (en) | Treatment of waste water | |
AU485783B2 (en) | Desalination of water | |
CA962385A (en) | Treatment of waste water | |
IE37809L (en) | Treatment of waste water | |
AU470983B2 (en) | Treatment of waste liquor from pulp production | |
ZA732648B (en) | Treatment of water or aqueous waste material | |
CS181233B2 (en) | Method of lignin removal from waste water | |
AU2583571A (en) | Treatment of waste liquor from pulp production |