GB1450588A - Water purification process - Google Patents
Water purification processInfo
- Publication number
- GB1450588A GB1450588A GB4553273A GB4553273A GB1450588A GB 1450588 A GB1450588 A GB 1450588A GB 4553273 A GB4553273 A GB 4553273A GB 4553273 A GB4553273 A GB 4553273A GB 1450588 A GB1450588 A GB 1450588A
- Authority
- GB
- United Kingdom
- Prior art keywords
- water
- monomers
- polymer
- carboxyl function
- calcd
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract 5
- 238000000746 purification Methods 0.000 title abstract 2
- 239000000178 monomer Substances 0.000 abstract 6
- 229920000642 polymer Polymers 0.000 abstract 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 2
- 239000005977 Ethylene Substances 0.000 abstract 2
- 229920002472 Starch Polymers 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 239000007900 aqueous suspension Substances 0.000 abstract 1
- 235000011116 calcium hydroxide Nutrition 0.000 abstract 1
- 239000000920 calcium hydroxide Substances 0.000 abstract 1
- 125000006297 carbonyl amino group Chemical group [H]N([*:2])C([*:1])=O 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000005660 chlorination reaction Methods 0.000 abstract 1
- 239000000356 contaminant Substances 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 239000008394 flocculating agent Substances 0.000 abstract 1
- 230000003311 flocculating effect Effects 0.000 abstract 1
- 229920001519 homopolymer Polymers 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 239000000314 lubricant Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000003921 oil Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000000575 pesticide Substances 0.000 abstract 1
- 229920002401 polyacrylamide Polymers 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 235000019698 starch Nutrition 0.000 abstract 1
- 239000008107 starch Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-N sulfonic acid Chemical class OS(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-N 0.000 abstract 1
- 239000008399 tap water Substances 0.000 abstract 1
- 235000020679 tap water Nutrition 0.000 abstract 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/0202—Separation of non-miscible liquids by ab- or adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/04—Breaking emulsions
- B01D17/047—Breaking emulsions with separation aids
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2248832A DE2248832C3 (de) | 1972-10-05 | 1972-10-05 | Verfahren zur Aufbereitung von Wasser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1450588A true GB1450588A (en) | 1976-09-22 |
Family
ID=5858237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4553273A Expired GB1450588A (en) | 1972-10-05 | 1973-09-28 | Water purification process |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS4994150A (enrdf_load_stackoverflow) |
| BE (1) | BE805716A (enrdf_load_stackoverflow) |
| CH (1) | CH591401A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2248832C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2202038B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1450588A (enrdf_load_stackoverflow) |
| IT (1) | IT998705B (enrdf_load_stackoverflow) |
| NL (1) | NL7313402A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2158429A (en) * | 1984-05-09 | 1985-11-13 | Water Res Centre | Flocculation and clarification of liquids |
| FR2771190A1 (fr) * | 1997-11-19 | 1999-05-21 | Eastman Kodak Co | Procede de depollution d'un bain photographique avec des polymeres thermo-reversibles |
| FR2787209A1 (fr) * | 1998-12-15 | 2000-06-16 | Eastman Kodak Co | Procede de depollution d'un bain photographique avec des particules de polymere thermo-reversible |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2974178A (en) * | 1956-10-15 | 1961-03-07 | Rohm & Haas | Liquid enrichment and/or separation by absorption processes |
| US3274103A (en) * | 1963-04-15 | 1966-09-20 | Phillips Petroleum Co | Filtration |
| US3692673A (en) * | 1971-02-12 | 1972-09-19 | Lubrizol Corp | Water-soluble sulfonate polymers as flocculants |
-
1972
- 1972-10-05 DE DE2248832A patent/DE2248832C3/de not_active Expired
-
1973
- 1973-09-28 GB GB4553273A patent/GB1450588A/en not_active Expired
- 1973-09-28 NL NL7313402A patent/NL7313402A/xx not_active Application Discontinuation
- 1973-10-03 CH CH1412073A patent/CH591401A5/xx not_active IP Right Cessation
- 1973-10-03 IT IT29708/73A patent/IT998705B/it active
- 1973-10-04 FR FR7335516A patent/FR2202038B1/fr not_active Expired
- 1973-10-04 JP JP48111054A patent/JPS4994150A/ja active Pending
- 1973-10-05 BE BE136384A patent/BE805716A/xx unknown
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2158429A (en) * | 1984-05-09 | 1985-11-13 | Water Res Centre | Flocculation and clarification of liquids |
| FR2771190A1 (fr) * | 1997-11-19 | 1999-05-21 | Eastman Kodak Co | Procede de depollution d'un bain photographique avec des polymeres thermo-reversibles |
| EP0918251A1 (en) * | 1997-11-19 | 1999-05-26 | Eastman Kodak Company | Method of decontaminating a photographic bath with heat-reversible polymers |
| US5972576A (en) * | 1997-11-19 | 1999-10-26 | Eastman Kodak Company | Method of decontaminating a photographic bath with heat-reversible polymers |
| FR2787209A1 (fr) * | 1998-12-15 | 2000-06-16 | Eastman Kodak Co | Procede de depollution d'un bain photographique avec des particules de polymere thermo-reversible |
| EP1011024A1 (en) * | 1998-12-15 | 2000-06-21 | Eastman Kodak Company | Method for the depollution of a photographic bath using heat-reversible polymer particles |
| US6180326B1 (en) | 1998-12-15 | 2001-01-30 | Eastman Kodak Company | Method for the decontamination of a photographic bath using heat-reversible polymer particles |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2248832A1 (de) | 1974-04-25 |
| NL7313402A (enrdf_load_stackoverflow) | 1974-04-09 |
| CH591401A5 (enrdf_load_stackoverflow) | 1977-09-15 |
| BE805716A (fr) | 1974-04-05 |
| IT998705B (it) | 1976-02-20 |
| FR2202038A1 (enrdf_load_stackoverflow) | 1974-05-03 |
| FR2202038B1 (enrdf_load_stackoverflow) | 1977-05-27 |
| JPS4994150A (enrdf_load_stackoverflow) | 1974-09-06 |
| DE2248832C3 (de) | 1979-09-13 |
| DE2248832B2 (de) | 1979-01-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |