GB2358186B - Flocculants - Google Patents
FlocculantsInfo
- Publication number
- GB2358186B GB2358186B GB0030024A GB0030024A GB2358186B GB 2358186 B GB2358186 B GB 2358186B GB 0030024 A GB0030024 A GB 0030024A GB 0030024 A GB0030024 A GB 0030024A GB 2358186 B GB2358186 B GB 2358186B
- Authority
- GB
- United Kingdom
- Prior art keywords
- flocculants
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/48—Halides, with or without other cations besides aluminium
- C01F7/56—Chlorides
- C01F7/57—Basic aluminium chlorides, e.g. polyaluminium chlorides
-
- 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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9929637.8A GB9929637D0 (en) | 1999-12-16 | 1999-12-16 | Flocculants |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0030024D0 GB0030024D0 (en) | 2001-01-24 |
GB2358186A GB2358186A (en) | 2001-07-18 |
GB2358186B true GB2358186B (en) | 2002-01-16 |
Family
ID=10866368
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9929637.8A Ceased GB9929637D0 (en) | 1999-12-16 | 1999-12-16 | Flocculants |
GB0030024A Expired - Fee Related GB2358186B (en) | 1999-12-16 | 2000-12-08 | Flocculants |
GBGB0030092.1A Pending GB0030092D0 (en) | 1999-12-16 | 2000-12-11 | Flocculants |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9929637.8A Ceased GB9929637D0 (en) | 1999-12-16 | 1999-12-16 | Flocculants |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB0030092.1A Pending GB0030092D0 (en) | 1999-12-16 | 2000-12-11 | Flocculants |
Country Status (2)
Country | Link |
---|---|
GB (3) | GB9929637D0 (en) |
WO (1) | WO2001044110A1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE526891C2 (en) * | 2002-07-09 | 2005-11-15 | Feralco Ab | Aluminum sulfate compositions containing polynuclear complexes and process for their preparation and use thereof |
FR2864064B1 (en) * | 2003-12-22 | 2006-03-03 | Arkema | PROCESS FOR THE PRODUCTION OF SOLID ALUMINUM ALUMINUM POLYCHLORIDE AND POLYCHLOROSULFATE SOLUTIONS WITH HIGH ALUMINUM AND STABLE CONCENTRATION AND SOLUTIONS OBTAINED |
EP1690834A3 (en) | 2005-02-14 | 2015-05-13 | Sachtleben Chemie GmbH | Polyaluminum chloride solution |
WO2008101276A1 (en) * | 2007-02-20 | 2008-08-28 | Perpetual Water Pty Ltd | Apparatus and method for removing contaminants from water |
SE531166C2 (en) * | 2007-06-08 | 2009-01-07 | Kemira Kemi Ab | Process for the preparation of polyaluminum salts |
EP2905264A1 (en) * | 2014-02-10 | 2015-08-12 | ABB France | Method of treatment of the effluents of coating |
CN105600893A (en) * | 2015-11-18 | 2016-05-25 | 常州市清流水处理剂有限公司 | Polyferric chloride production method and device |
CN115353185B (en) * | 2022-09-21 | 2023-04-07 | 广东天赐水处理科技有限公司 | Composite polyacrylamide flocculant and application thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4930940B1 (en) * | 1970-08-12 | 1974-08-17 | ||
JPS52109492A (en) * | 1976-03-11 | 1977-09-13 | Toyo Soda Mfg Co Ltd | Stabilizing method for basic aluminium chloride solution |
US5938970A (en) * | 1997-06-11 | 1999-08-17 | General Chemical Corporation | Polynucleate metal hydroxide compounds and method for their preparation |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4566986A (en) * | 1984-08-31 | 1986-01-28 | Waldmann John J | Flocculating agents and processes for making them |
JPS6369600A (en) * | 1986-09-10 | 1988-03-29 | Sekisui Enbairomento Kk | Dehydrating method for sludge |
JPH01137975A (en) * | 1987-11-25 | 1989-05-30 | Susumu Hashimoto | Immobilization of microorganism, enzyme and chemical substance |
DE19819281C2 (en) * | 1998-04-30 | 2001-04-26 | Axiva Gmbh | Process for the purification of waste water from agar-agar production |
-
1999
- 1999-12-16 GB GBGB9929637.8A patent/GB9929637D0/en not_active Ceased
-
2000
- 2000-12-07 WO PCT/EP2000/012870 patent/WO2001044110A1/en active Application Filing
- 2000-12-08 GB GB0030024A patent/GB2358186B/en not_active Expired - Fee Related
- 2000-12-11 GB GBGB0030092.1A patent/GB0030092D0/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4930940B1 (en) * | 1970-08-12 | 1974-08-17 | ||
JPS52109492A (en) * | 1976-03-11 | 1977-09-13 | Toyo Soda Mfg Co Ltd | Stabilizing method for basic aluminium chloride solution |
US5938970A (en) * | 1997-06-11 | 1999-08-17 | General Chemical Corporation | Polynucleate metal hydroxide compounds and method for their preparation |
Also Published As
Publication number | Publication date |
---|---|
GB0030092D0 (en) | 2001-01-24 |
GB0030024D0 (en) | 2001-01-24 |
WO2001044110B1 (en) | 2001-10-25 |
GB9929637D0 (en) | 2000-02-09 |
WO2001044110A1 (en) | 2001-06-21 |
GB2358186A (en) | 2001-07-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20051208 |