FR2371526B1 - - Google Patents
Info
- Publication number
- FR2371526B1 FR2371526B1 FR7727448A FR7727448A FR2371526B1 FR 2371526 B1 FR2371526 B1 FR 2371526B1 FR 7727448 A FR7727448 A FR 7727448A FR 7727448 A FR7727448 A FR 7727448A FR 2371526 B1 FR2371526 B1 FR 2371526B1
- Authority
- FR
- France
- 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
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
Landscapes
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/742,521 US4048066A (en) | 1976-11-17 | 1976-11-17 | Method of inhibiting scale |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2371526A1 FR2371526A1 (fr) | 1978-06-16 |
| FR2371526B1 true FR2371526B1 (forum.php) | 1982-01-08 |
Family
ID=24985154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7727448A Granted FR2371526A1 (fr) | 1976-11-17 | 1977-09-12 | Procede empechant l'entartrage, notamment des chaudieres |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4048066A (forum.php) |
| JP (2) | JPS53134780A (forum.php) |
| CA (1) | CA1087957A (forum.php) |
| DE (1) | DE2740671A1 (forum.php) |
| ES (1) | ES462289A1 (forum.php) |
| FR (1) | FR2371526A1 (forum.php) |
| GB (1) | GB1544586A (forum.php) |
| IT (1) | IT1086358B (forum.php) |
| SE (1) | SE426940B (forum.php) |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4288327A (en) * | 1975-09-08 | 1981-09-08 | Betz Laboratories, Inc. | Copolymers for the control of the formation and deposition of materials in aqueous mediums |
| US4147627A (en) * | 1977-02-07 | 1979-04-03 | American Cyanamid Company | Process for scale control using mixtures of polycationic and polyanionic polymers |
| CA1114978A (en) * | 1978-06-15 | 1981-12-22 | Chih M. Hwa | Sludge conditioning composition for scale inhibition in water |
| JPS55129200A (en) * | 1979-03-29 | 1980-10-06 | Kurita Water Ind Ltd | Scale inhibitor for calcium chloride brine |
| US4306991A (en) * | 1979-09-18 | 1981-12-22 | Chemed Corporation | Scale inhibition |
| US4255259A (en) * | 1979-09-18 | 1981-03-10 | Chemed Corporation | Scale inhibition |
| CA1151498A (en) * | 1979-10-23 | 1983-08-09 | Dearborn Chemicals Ltd. | Treatment of aqueous systems |
| JPS5673600A (en) * | 1979-11-22 | 1981-06-18 | Japan Organo Co Ltd | Preventing method of scale in water |
| US4374733A (en) * | 1981-04-01 | 1983-02-22 | Betz Laboratories, Inc. | Method for treating aqueous mediums |
| US4446045A (en) * | 1981-04-01 | 1984-05-01 | Betz Laboratories, Inc. | Composition for treating aqueous mediums |
| DE3230291A1 (de) * | 1981-08-18 | 1983-03-03 | Dearborn Chemicals Ltd., Widnes, Cheshire | Zusammensetzung zur verhinderung von kesselstein in waessrigen systemen |
| AU555892B2 (en) * | 1981-11-05 | 1986-10-16 | Nalco Chemical Company | Carboxylate polymers for internal scale control agents in boiler systems |
| US4457847B2 (en) * | 1981-11-05 | 1996-12-31 | Nalco Chemical Co | Carboxylate polymers for internal scale control agents in boiler systems |
| JPS5884099A (ja) * | 1981-11-05 | 1983-05-20 | ナルコ・ケミカル・カンパニ− | ボイラ−水のスケ−ル防止処理方法 |
| GB2125393B (en) * | 1982-01-29 | 1985-04-17 | Dearborn Chemicals Co | Method of and composition for inhibiting corrosion of iron base metals |
| US4663053A (en) * | 1982-05-03 | 1987-05-05 | Betz Laboratories, Inc. | Method for inhibiting corrosion and deposition in aqueous systems |
| US4545920A (en) * | 1982-05-28 | 1985-10-08 | Nalco Chemical Company | Boiler water treating compositions |
| US4576722A (en) * | 1983-02-22 | 1986-03-18 | The Mogul Corporation | Scale and sludge compositions for aqueous systems |
| CA1258963A (en) * | 1983-03-07 | 1989-09-05 | Bennett P. Boffardi | Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers |
| US4936987A (en) * | 1983-03-07 | 1990-06-26 | Calgon Corporation | Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers |
| US4604211A (en) * | 1985-01-29 | 1986-08-05 | Nalco Chemical Company | Acrylic acid-sodium vinylsulfonate-vinyl acetate terpolymer and use thereof as a dispersant |
| US4710303A (en) * | 1986-08-14 | 1987-12-01 | Nalco Chemical Company | Low molecular weight polyvinyl sulfonate for low pH barium sulfate scale control |
| US4925568A (en) * | 1986-08-15 | 1990-05-15 | Calgon Corporation | Polyacrylate blends as boiler scale inhibitors |
| US4717542A (en) * | 1987-01-23 | 1988-01-05 | W. R. Grace & Co. | Inhibiting corrosion of iron base metals |
| US4899398A (en) * | 1987-06-08 | 1990-02-13 | The Drackett Company | In-tank toilet dispenser |
| US4787984A (en) * | 1987-06-08 | 1988-11-29 | The Drackett Company | Cleaning composition and its method of use |
| US5053161A (en) * | 1988-06-10 | 1991-10-01 | The Mogul Corporation | Composition for inhibiting scale in water systems |
| US4978456A (en) * | 1988-06-10 | 1990-12-18 | The Mogul Corporation | Method for inhibiting scale and corrosion in water systems |
| US5124047A (en) * | 1990-11-01 | 1992-06-23 | W. R. Grace & Co.-Conn. | Method of inhibiting scale deposits |
| US5091491A (en) * | 1990-11-01 | 1992-02-25 | W. R. Grace & Co.-Conn. | Water-soluble allylphosphonate copolymers |
| US5183574A (en) * | 1991-11-18 | 1993-02-02 | W. R. Grace & Co.-Conn. | Method of dispersing iron |
| JPH0663590A (ja) * | 1992-06-29 | 1994-03-08 | Japan Synthetic Rubber Co Ltd | スケール除去剤及びそれを用いたスケール除去方法 |
| US5736405A (en) * | 1996-03-21 | 1998-04-07 | Nalco Chemical Company | Monitoring boiler internal treatment with fluorescent-tagged polymers |
| DE19730650C2 (de) | 1997-07-17 | 1999-12-02 | Henkel Kgaa | Verfahren zur Vermeidung der Ablagerung von Schwermetallionen auf Textilfasern |
| US20100197545A1 (en) * | 2009-01-30 | 2010-08-05 | Ecolab USA | High alkaline detergent composition with enhanced scale control |
| CN103265124A (zh) * | 2013-06-08 | 2013-08-28 | 成都润兴消毒药业有限公司 | 一种缓蚀阻垢剂及其制备方法 |
| AR104516A1 (es) * | 2015-05-13 | 2017-07-26 | Dow Global Technologies Llc | Composiciones térmicamente estables inhibidoras de incrustaciones |
| TWI735447B (zh) * | 2015-08-06 | 2021-08-11 | 日商日本Ｅｘｌａｎ工業股份有限公司 | 抗病毒用材料、及含有該材料的具有抗病毒性之製品 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2327302A (en) * | 1940-07-13 | 1943-08-17 | Du Pont | Soap composition |
| US2729557A (en) * | 1955-02-02 | 1956-01-03 | American Cyanamid Co | Method of preventing deposition of alkaline earth metal salts in cyanidation of precious metal ores |
| FR1178313A (fr) * | 1957-07-09 | 1959-05-06 | Pechiney | Protection de surfaces métalliques |
| GB1255964A (en) * | 1968-02-28 | 1971-12-08 | Grace W R & Co | Composition and method for inhibiting scaling in aqueous systems |
| US3630937A (en) * | 1968-05-06 | 1971-12-28 | Calgon Corp | Sulfonated polystyrene compositions and methods of treating boiler water |
| US3879288A (en) * | 1970-07-01 | 1975-04-22 | Frederick Herman Siegele | Process of inhibiting scale formation on walls of structures containing an aqueous system |
| DE2056813A1 (de) * | 1970-11-19 | 1972-05-25 | Chemische Werke Hüls AG, 4370 Mari | Waschmittel mit einem Gehalt an einer Gerustsubstanz |
| GB1369429A (en) * | 1970-11-30 | 1974-10-09 | Ciba Geigy Ag | Treatment of water or aqueous systems |
| US3682224A (en) * | 1970-12-17 | 1972-08-08 | Merrill Bleyle | Scale prevention agents of methacrylic acid-vinyl sulfonate copolymers for saline water evaporation |
| US3709816A (en) * | 1971-07-01 | 1973-01-09 | Calgon Corp | Control of alluvial and other deposits in aqueous systems |
| US3928196A (en) * | 1973-12-05 | 1975-12-23 | Calgon Corp | Inhibition of scale deposition |
| CA1062983A (en) * | 1975-09-08 | 1979-09-25 | Joseph J. Schuck | Copolymers for the control of the formation and deposition of materials in aqueous mediums |
-
1976
- 1976-11-17 US US05/742,521 patent/US4048066A/en not_active Expired - Lifetime
-
1977
- 1977-09-02 GB GB36793/77A patent/GB1544586A/en not_active Expired
- 1977-09-08 CA CA286,341A patent/CA1087957A/en not_active Expired
- 1977-09-09 DE DE19772740671 patent/DE2740671A1/de active Granted
- 1977-09-09 SE SE7710163A patent/SE426940B/xx not_active IP Right Cessation
- 1977-09-09 IT IT27433/77A patent/IT1086358B/it active
- 1977-09-12 FR FR7727448A patent/FR2371526A1/fr active Granted
- 1977-09-12 JP JP10887077A patent/JPS53134780A/ja active Granted
- 1977-09-12 ES ES462289A patent/ES462289A1/es not_active Expired
-
1980
- 1980-10-17 JP JP14451780A patent/JPS5658594A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| IT1086358B (it) | 1985-05-28 |
| JPS571316B2 (forum.php) | 1982-01-11 |
| DE2740671C2 (forum.php) | 1991-06-06 |
| ES462289A1 (es) | 1978-05-16 |
| GB1544586A (en) | 1979-04-19 |
| JPS53134780A (en) | 1978-11-24 |
| SE426940B (sv) | 1983-02-21 |
| CA1087957A (en) | 1980-10-21 |
| US4048066A (en) | 1977-09-13 |
| JPS5658594A (en) | 1981-05-21 |
| FR2371526A1 (fr) | 1978-06-16 |
| DE2740671A1 (de) | 1978-05-24 |
| JPS571315B2 (forum.php) | 1982-01-11 |
| SE7710163L (sv) | 1978-05-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| TP | Transmission of property | ||
| CD | Change of name or company name | ||
| TP | Transmission of property |