BE838328A - Procede perfectionne pour empecher les corrosions et les depots de tartre dans les circuits d'eau - Google Patents
Procede perfectionne pour empecher les corrosions et les depots de tartre dans les circuits d'eauInfo
- Publication number
- BE838328A BE838328A BE164137A BE164137A BE838328A BE 838328 A BE838328 A BE 838328A BE 164137 A BE164137 A BE 164137A BE 164137 A BE164137 A BE 164137A BE 838328 A BE838328 A BE 838328A
- Authority
- BE
- Belgium
- Prior art keywords
- water circuits
- scale deposits
- perfected process
- corrosions
- prevent
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/167—Phosphorus-containing compounds
- C23F11/1676—Phosphonic acids
-
- 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
- C02F5/14—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 containing phosphorus
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic System
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids RP(=O)(OH)2; Thiophosphonic acids, i.e. RP(=X)(XH)2 (X = S, Se)
- C07F9/3804—Phosphonic acids RP(=O)(OH)2; Thiophosphonic acids, i.e. RP(=X)(XH)2 (X = S, Se) not used, see subgroups
- C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/167—Phosphorus-containing compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2505435A DE2505435C3 (de) | 1975-02-08 | 1975-02-08 | Verwendung von Carboxy-alkan-Verbindungen des Phosphors als Korrosionsinhibitoren |
Publications (1)
Publication Number | Publication Date |
---|---|
BE838328A true BE838328A (fr) | 1976-08-06 |
Family
ID=5938480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE164137A BE838328A (fr) | 1975-02-08 | 1976-02-06 | Procede perfectionne pour empecher les corrosions et les depots de tartre dans les circuits d'eau |
Country Status (10)
Country | Link |
---|---|
US (1) | US4042324A (xx) |
BE (1) | BE838328A (xx) |
CA (1) | CA1058474A (xx) |
CH (1) | CH597366A5 (xx) |
DE (1) | DE2505435C3 (xx) |
FR (1) | FR2300141A1 (xx) |
GB (1) | GB1474362A (xx) |
IT (1) | IT1053818B (xx) |
NL (1) | NL7601244A (xx) |
SE (1) | SE422600B (xx) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4159946A (en) * | 1974-06-11 | 1979-07-03 | Ciba Geigy (Uk) Limited | Treatment of aqueous systems |
US4127483A (en) * | 1974-06-11 | 1978-11-28 | Ciba Geigy (Uk) Limited | Treatment of aqueous systems |
US4052160A (en) * | 1975-07-23 | 1977-10-04 | Ciba-Geigy Corporation | Corrosion inhibitors |
US4089893A (en) * | 1976-12-13 | 1978-05-16 | Borg-Warner Corporation | 2,2,2-Tris(hydroxymethyl)ethylphosponic acid and method for its preparation |
DE2658475C2 (de) * | 1976-12-23 | 1986-08-21 | Henkel KGaA, 4000 Düsseldorf | Verwendung einer Phosphoncarbonsäure in alkalischen Lösungen |
GB1572406A (en) | 1976-12-24 | 1980-07-30 | Ciba Geigy Ag | Aliphatic phosphonic/carboxylic acid compounds |
EP0009080B1 (de) * | 1978-07-19 | 1982-06-23 | Ciba-Geigy Ag | Korrosionsinhibitoren; Gemische zum Schützen von eisenhaltigen Metallen und die geschützten Metalle |
DE2942864C2 (de) | 1979-10-24 | 1986-11-20 | Hüls AG, 4370 Marl | Kavitationshemmmende, frostsichere Wärmeübertragungsflüssigkeit |
US4351796A (en) * | 1980-02-25 | 1982-09-28 | Ciba-Geigy Corporation | Method for scale control |
GB2112370B (en) * | 1981-09-04 | 1984-09-26 | Ciba Geigy Ag | Inhibition of scale formation and corrosion in aqueous systems |
US4576722A (en) * | 1983-02-22 | 1986-03-18 | The Mogul Corporation | Scale and sludge compositions for aqueous systems |
GB2155919B (en) * | 1984-03-20 | 1987-12-02 | Dearborn Chemicals Ltd | A method of inhibiting corrosion in aqueous systems |
GB2159511B (en) * | 1984-04-25 | 1988-09-21 | Dearborn Chemicals Ltd | A method of inhibiting corrosion in aqueous systems |
GB2168359B (en) * | 1984-11-08 | 1988-05-05 | Grace W R & Co | A method of inhibiting corrosion in aqueous systems |
AT386000B (de) * | 1985-06-20 | 1988-06-10 | Vianova Kunstharz Ag | Verfahren zur stabilisierung von aluminiumpigmenten |
US4649025A (en) * | 1985-09-16 | 1987-03-10 | W. R. Grace & Co. | Anti-corrosion composition |
GB2184109A (en) * | 1985-10-29 | 1987-06-17 | Grace W R & Co | The treatment of aqueous systems |
GB8616447D0 (en) * | 1986-07-05 | 1986-08-13 | Ciba Geigy Ag | Compounds |
US4798675A (en) * | 1987-10-19 | 1989-01-17 | The Mogul Corporation | Corrosion inhibiting compositions containing carboxylated phosphonic acids and sequestrants |
GB9021261D0 (en) * | 1990-09-29 | 1990-11-14 | Ciba Geigy Ag | Scale inhibition |
GB9024470D0 (en) * | 1990-11-10 | 1991-01-02 | Ciba Geigy Ag | Corrision inhibition |
GB9125115D0 (en) * | 1991-11-23 | 1992-01-22 | Ciba Geigy Ag | Corrosion and/or scale inhibition |
GB9409483D0 (en) * | 1994-05-12 | 1994-06-29 | Fmc Corp Uk Ltd | Scale inhibition process |
DE10220203B4 (de) * | 2002-05-06 | 2012-12-27 | Sprisol Gmbh I.G. | Frostschutzlösung für Löschanlagen, Verfahren zu ihrer Herstellung und deren Verwendung |
US9133418B1 (en) | 2014-04-07 | 2015-09-15 | Ecolab Usa Inc. | Non-silicated high alkaline cleaner with aluminum protection |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3630790A (en) * | 1969-05-13 | 1971-12-28 | Dow Chemical Co | Method of protection of metal surfaces from corrosion |
DE2015068B2 (de) | 1970-03-28 | 1976-07-22 | Bayer Ag, 5090 Leverkusen | Alpha-substituierte phosphonobernsteinsaeuren |
DE2225645A1 (de) | 1972-05-26 | 1974-01-17 | Bayer Ag | Verfahren zur verhinderung von korrosion und steinansatz in wasserfuehrenden systemen |
DE2310450A1 (de) * | 1973-03-02 | 1974-09-05 | Henkel & Cie Gmbh | Komplexbildner fuer mehrwertige metallionen |
SE400563B (sv) | 1973-06-29 | 1978-04-03 | Hoechst Ag | Oligokarboxi-alkan-fosfonsyror |
DE2441096B1 (de) * | 1974-08-28 | 1975-11-27 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Verhinderung der Korrosion von Schweretrüben für die Schwimm-Sink-Trennung von Mineralien |
-
1975
- 1975-02-08 DE DE2505435A patent/DE2505435C3/de not_active Expired
-
1976
- 1976-01-19 SE SE7600488A patent/SE422600B/xx unknown
- 1976-01-27 GB GB308376A patent/GB1474362A/en not_active Expired
- 1976-01-29 CH CH113076A patent/CH597366A5/xx not_active IP Right Cessation
- 1976-01-29 CA CA244,536A patent/CA1058474A/en not_active Expired
- 1976-02-03 US US05/654,885 patent/US4042324A/en not_active Expired - Lifetime
- 1976-02-05 IT IT47958/76A patent/IT1053818B/it active
- 1976-02-06 FR FR7603358A patent/FR2300141A1/fr active Granted
- 1976-02-06 BE BE164137A patent/BE838328A/xx not_active IP Right Cessation
- 1976-02-06 NL NL7601244A patent/NL7601244A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE2505435C3 (de) | 1980-07-31 |
IT1053818B (it) | 1981-10-10 |
GB1474362A (en) | 1977-05-25 |
SE422600B (sv) | 1982-03-15 |
DE2505435B2 (de) | 1979-11-22 |
DE2505435A1 (de) | 1976-08-19 |
NL7601244A (nl) | 1976-08-10 |
FR2300141A1 (fr) | 1976-09-03 |
US4042324A (en) | 1977-08-16 |
CA1058474A (en) | 1979-07-17 |
SE7600488L (sv) | 1976-08-09 |
CH597366A5 (xx) | 1978-03-31 |
FR2300141B1 (xx) | 1980-05-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: HOECHST A.G. Effective date: 19840206 |