ZA925787B - Dewatering of aqueous suspensions - Google Patents
Dewatering of aqueous suspensionsInfo
- Publication number
- ZA925787B ZA925787B ZA925787A ZA925787A ZA925787B ZA 925787 B ZA925787 B ZA 925787B ZA 925787 A ZA925787 A ZA 925787A ZA 925787 A ZA925787 A ZA 925787A ZA 925787 B ZA925787 B ZA 925787B
- Authority
- ZA
- South Africa
- Prior art keywords
- suspension
- flocculated
- dewatering
- aqueous suspensions
- aggregated
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/02—Working-up waste paper
- D21C5/025—De-inking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/03—Processes of filtration using flocculating agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances
-
- 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
- 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
- Y02W30/64—Paper recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Extraction Or Liquid Replacement (AREA)
- Removal Of Specific Substances (AREA)
- Paper (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Physical Water Treatments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9116701A GB9116701D0 (en) | 1991-08-02 | 1991-08-02 | Dewatering of aqueous suspensions |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA925787B true ZA925787B (en) | 1993-08-02 |
Family
ID=10699404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA925787A ZA925787B (en) | 1991-08-02 | 1992-07-31 | Dewatering of aqueous suspensions |
Country Status (16)
Country | Link |
---|---|
EP (1) | EP0641293B1 (fi) |
JP (1) | JP3313711B2 (fi) |
KR (1) | KR100213669B1 (fi) |
AT (1) | ATE172697T1 (fi) |
AU (1) | AU664851B2 (fi) |
BR (1) | BR9206329A (fi) |
CA (1) | CA2114436C (fi) |
DE (1) | DE69227466T2 (fi) |
DK (1) | DK0641293T3 (fi) |
ES (1) | ES2123566T3 (fi) |
FI (1) | FI106950B (fi) |
GB (1) | GB9116701D0 (fi) |
MX (1) | MX9204515A (fi) |
NO (1) | NO305746B1 (fi) |
WO (1) | WO1993002967A1 (fi) |
ZA (1) | ZA925787B (fi) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9322118D0 (en) * | 1993-10-27 | 1993-12-15 | Allied Colloids Ltd | Treatment of cellulosic material and compositions for use in this |
US5637191A (en) * | 1992-04-15 | 1997-06-10 | Allied Colloids Limited | Treatment of cellulosic material and compositions for use in this |
US5454955A (en) * | 1994-03-25 | 1995-10-03 | Nalco Chemical Company | Use of hectorite as a clarification aid for deink plant effluent |
EP0789673B1 (en) * | 1994-10-31 | 1998-12-16 | Cytec Technology Corp. | Methods of coagulating and decolorizing waste streams |
US5562832A (en) * | 1995-01-13 | 1996-10-08 | Beloit Technologies, Inc. | Absorptive sludge dewatering process for papermaking waste |
GB9507710D0 (en) * | 1995-04-13 | 1995-05-31 | Ecc Int Ltd | Waste paper treatment process |
IT1297042B1 (it) * | 1997-12-31 | 1999-08-03 | De La Rue Giori Sa | Procedimento di produzione di soluzione di asciugatura fresca e di trattamento della soluzione di asciugatura usata e dispositivo di |
GB9800497D0 (en) * | 1998-01-09 | 1998-03-04 | Allied Colloids Ltd | Dewatering of sludges |
GB0218021D0 (en) | 2002-08-05 | 2002-09-11 | Ciba Spec Chem Water Treat Ltd | Production of a fermentation product |
GB0220602D0 (en) * | 2002-09-05 | 2002-10-16 | Salvtech Ltd | A method of producing moulded products from waste paper |
JP3969355B2 (ja) * | 2003-06-24 | 2007-09-05 | 株式会社石垣 | 懸濁物質の凝集処理方法 |
GB0405493D0 (en) * | 2004-03-12 | 2004-04-21 | Ciba Spec Chem Water Treat Ltd | Dewatering process |
US8382950B2 (en) * | 2007-09-12 | 2013-02-26 | Nalco Company | Recycling of waste coating color |
JP5310370B2 (ja) * | 2009-08-07 | 2013-10-09 | 王子ホールディングス株式会社 | 脱墨パルプの製造方法 |
US9909070B2 (en) | 2009-09-15 | 2018-03-06 | Suncor Energy Inc. | Process for flocculating and dewatering oil sand mature fine tailings |
PL3199218T3 (pl) | 2009-09-15 | 2020-04-30 | Suncor Energy Inc. | Proces osuszania dojrzałych drobnych odpadów z flotacji piasków bitumicznych |
US9068776B2 (en) | 2009-10-30 | 2015-06-30 | Suncor Energy Inc. | Depositing and farming methods for drying oil sand mature fine tailings |
JP5724075B2 (ja) * | 2009-11-11 | 2015-05-27 | デュプロ精工株式会社 | 脱墨排液処理装置、脱墨システム及び脱墨排液の処理方法 |
EP2363290A1 (en) * | 2010-03-05 | 2011-09-07 | KBA-NotaSys SA | Installation and process for recycling wiping solution of one or more intaglio printing presses |
DE102014116682B4 (de) | 2013-11-15 | 2018-01-25 | Wolfgang BITSCH | Verfahren zur Entwässerung von Bentonit-Suspensionen |
CN107055856A (zh) * | 2017-03-01 | 2017-08-18 | 嘉兴新璞环保科技有限公司 | 一种水墨污水处理系统 |
CN108724990B (zh) * | 2017-04-24 | 2021-05-18 | 精工爱普生株式会社 | 处理装置、薄片制造装置、处理方法以及薄片的制造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3046233A (en) * | 1957-12-17 | 1962-07-24 | Midland Ross Corp | Treatment of aqueous solutions |
FR1472923A (fr) * | 1963-12-30 | 1967-03-17 | Hollifield Corp | Procédé pour clarifier des fluides effluents de déchets provenant du désencrage de papiers imprimés |
US3617568A (en) * | 1970-01-02 | 1971-11-02 | Standard Oil Co | Process for flocculating colloidal particles by the sequential addition of polymers |
FR2649091B1 (fr) * | 1989-06-29 | 1991-10-04 | Du Pin Cellulose | Procede et dispositif pour le traitement des effluents contenant des encres a l'eau |
US5071587A (en) * | 1990-05-31 | 1991-12-10 | Aquatechnica, Inc. | Composition and method for purifying water |
-
1991
- 1991-08-02 GB GB9116701A patent/GB9116701D0/en active Pending
-
1992
- 1992-07-31 ZA ZA925787A patent/ZA925787B/xx unknown
- 1992-08-03 DE DE69227466T patent/DE69227466T2/de not_active Expired - Lifetime
- 1992-08-03 WO PCT/GB1992/001430 patent/WO1993002967A1/en active IP Right Grant
- 1992-08-03 JP JP50340893A patent/JP3313711B2/ja not_active Expired - Fee Related
- 1992-08-03 BR BR9206329A patent/BR9206329A/pt not_active IP Right Cessation
- 1992-08-03 KR KR1019940700317A patent/KR100213669B1/ko not_active IP Right Cessation
- 1992-08-03 AT AT92916660T patent/ATE172697T1/de not_active IP Right Cessation
- 1992-08-03 ES ES92916660T patent/ES2123566T3/es not_active Expired - Lifetime
- 1992-08-03 DK DK92916660T patent/DK0641293T3/da active
- 1992-08-03 MX MX9204515A patent/MX9204515A/es unknown
- 1992-08-03 AU AU23800/92A patent/AU664851B2/en not_active Ceased
- 1992-08-03 CA CA 2114436 patent/CA2114436C/en not_active Expired - Fee Related
- 1992-08-03 EP EP19920916660 patent/EP0641293B1/en not_active Expired - Lifetime
-
1994
- 1994-01-28 FI FI940437A patent/FI106950B/fi active
- 1994-02-01 NO NO940335A patent/NO305746B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP3313711B2 (ja) | 2002-08-12 |
FI106950B (fi) | 2001-05-15 |
ATE172697T1 (de) | 1998-11-15 |
DE69227466D1 (de) | 1998-12-03 |
JPH06509742A (ja) | 1994-11-02 |
KR100213669B1 (ko) | 1999-08-02 |
MX9204515A (es) | 1993-04-01 |
CA2114436C (en) | 2004-06-01 |
EP0641293B1 (en) | 1998-10-28 |
WO1993002967A1 (en) | 1993-02-18 |
ES2123566T3 (es) | 1999-01-16 |
GB9116701D0 (en) | 1991-09-18 |
DK0641293T3 (da) | 1999-07-12 |
BR9206329A (pt) | 1995-04-04 |
FI940437A (fi) | 1994-01-28 |
DE69227466T2 (de) | 1999-03-18 |
EP0641293A1 (en) | 1995-03-08 |
AU664851B2 (en) | 1995-12-07 |
CA2114436A1 (en) | 1993-02-18 |
NO305746B1 (no) | 1999-07-19 |
FI940437A0 (fi) | 1994-01-28 |
AU2380092A (en) | 1993-03-02 |
NO940335D0 (no) | 1994-02-01 |
NO940335L (no) | 1994-02-01 |
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