IL29457A - Control of scaling in saline water evaporators - Google Patents
Control of scaling in saline water evaporatorsInfo
- Publication number
- IL29457A IL29457A IL29457A IL2945768A IL29457A IL 29457 A IL29457 A IL 29457A IL 29457 A IL29457 A IL 29457A IL 2945768 A IL2945768 A IL 2945768A IL 29457 A IL29457 A IL 29457A
- Authority
- IL
- Israel
- Prior art keywords
- water
- evaporator
- process according
- scale
- polymer
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/30—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic using agents to prevent the granules sticking together; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- 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
-
- 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
- C23F14/00—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes
- C23F14/02—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes by chemical means
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US63255867A | 1967-04-21 | 1967-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
IL29457A true IL29457A (en) | 1973-03-30 |
Family
ID=24535991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL29457A IL29457A (en) | 1967-04-21 | 1968-02-11 | Control of scaling in saline water evaporators |
Country Status (7)
Country | Link |
---|---|
US (1) | US3514376A (fr) |
DE (1) | DE1642463A1 (fr) |
ES (1) | ES352100A1 (fr) |
FR (1) | FR1560784A (fr) |
GB (1) | GB1218952A (fr) |
IL (1) | IL29457A (fr) |
NL (1) | NL6802451A (fr) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3890228A (en) * | 1973-04-13 | 1975-06-17 | Chemed Corp | Polyacrylate-polyphosphonic acid treatment in aqueous systems |
US4008164A (en) * | 1974-03-21 | 1977-02-15 | Nalco Chemical Company | Process for scale inhibition |
US4204953A (en) * | 1974-04-30 | 1980-05-27 | Ciba-Geigy Limited | Process for alkaline scaling |
US3965028A (en) * | 1974-07-31 | 1976-06-22 | Uniroyal Inc. | Bisulfite terminated oligomers to prevent scale |
US4086146A (en) * | 1975-11-12 | 1978-04-25 | W. R. Grace & Co. | Water treating process |
DK127378A (da) * | 1977-03-28 | 1978-09-29 | Saarberg Hoelter | Fremgangsmaade til forhindring af belaegninger paa overflader som er i kontakt med vandige vaesker indeholdende til udkrystallisation tilboejelige stoffer |
US4277359A (en) * | 1979-04-04 | 1981-07-07 | Mogul Corporation | Water treatment to inhibit corrosion and scale and process |
US4255309A (en) * | 1979-08-16 | 1981-03-10 | Betz Laboratories, Inc. | Polyacrylic acids and methyl vinyl ether/maleic anhydride copolymers as soft scale inhibitors |
US4263092A (en) * | 1979-08-16 | 1981-04-21 | Betz Laboratories, Inc. | Method for treating black liquor using acrylic acid polymer |
US4457847B2 (en) * | 1981-11-05 | 1996-12-31 | Nalco Chemical Co | Carboxylate polymers for internal scale control agents in boiler systems |
WO1984002126A1 (fr) * | 1982-11-19 | 1984-06-07 | Mogul Corp | Procede prevenant l'incrustation de magnesium et de calcium dans un appareil de dessalement |
US4936987A (en) * | 1983-03-07 | 1990-06-26 | Calgon Corporation | Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers |
DE3370470D1 (en) * | 1983-03-31 | 1987-04-30 | Goodrich Co B F | Scale inhibitor for reverse osmosis water purification system |
AU563415B2 (en) * | 1983-04-12 | 1987-07-09 | Diversey Corporation | Descaling heat exchangers with polyacrylate solution |
US4499002A (en) * | 1983-06-28 | 1985-02-12 | The B. F. Goodrich Company | Scale inhibiting copolymer |
US4566974A (en) * | 1983-06-28 | 1986-01-28 | The B. F. Goodrich Company | Method of inhibiting scale with copolymer |
US4640793A (en) * | 1984-02-14 | 1987-02-03 | Calgon Corporation | Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers |
US4634532A (en) * | 1984-05-12 | 1987-01-06 | Calgon Corporation | Orthophosphate-containing desalination scale inhibitors |
US4925568A (en) * | 1986-08-15 | 1990-05-15 | Calgon Corporation | Polyacrylate blends as boiler scale inhibitors |
DE3809663A1 (de) * | 1988-03-23 | 1989-10-12 | Metallgesellschaft Ag | Verfahren zur verminderung von ablagerungen in anlagen zur eindampfung von sulfitablaugen |
US4894169A (en) * | 1988-04-04 | 1990-01-16 | Merck & Co., Inc. | Method of inhibiting iron salt deposition in aqueous systems using urea salts |
DE3915772A1 (de) * | 1989-05-13 | 1990-11-15 | Basf Ag | Verwendung von wasserloeslichen copolymerisaten aus monoethylenisch ungesaettigten carbonsaeuren und vinylimidazol(derivaten) als wasserhandlungsmittel |
US5164468A (en) * | 1990-09-05 | 1992-11-17 | The Standard Oil Company | Polymers derived from α, β-unsaturated polycarboxylic acids or anhydrides and n-substituted acrylamides, and use in reducing scale |
EP0516357A1 (fr) * | 1991-05-31 | 1992-12-02 | Calgon Corporation | Mélange de polymères anionique/cationique pour l'inhibition de tartre |
US5453204A (en) * | 1994-07-15 | 1995-09-26 | Alberty; John R. | Treatment of hydrolyzer systems in propylene oxide production |
DE4431546A1 (de) * | 1994-09-05 | 1996-03-07 | Jakob Dr Ing Hois | Verfahren und Vorrichtung zum Entsalzen von Meerwasser |
DE19634177A1 (de) * | 1996-08-23 | 1998-02-26 | Basf Ag | Verfahren zur gemeinsamen Reinigung der bei der Herstellung von Mineraldüngemitteln entstehenden Abgase mittels einer Waschlösung |
US7681643B2 (en) * | 1999-05-07 | 2010-03-23 | Ge Ionics, Inc. | Treatment of brines for deep well injection |
US7438129B2 (en) | 1999-05-07 | 2008-10-21 | Ge Ionics, Inc. | Water treatment method for heavy oil production using calcium sulfate seed slurry evaporation |
US7428926B2 (en) * | 1999-05-07 | 2008-09-30 | Ge Ionics, Inc. | Water treatment method for heavy oil production |
US6355214B1 (en) * | 1999-06-16 | 2002-03-12 | Hercules Incorporated | Methods of preventing scaling involving inorganic compositions, and inorganic compositions therefor |
DE20210672U1 (de) * | 2002-07-10 | 2003-11-20 | Hois Jakob | Vorrichtung zum Aufbereiten von organisch und/oder anorganisch belastetem Abwasser |
US20080308403A1 (en) * | 2007-06-13 | 2008-12-18 | Maloney Gerald F | Method and apparatus for vacuum or pressure distillation |
US8951956B2 (en) * | 2008-01-04 | 2015-02-10 | Ecolab USA, Inc. | Solid tablet unit dose oven cleaner |
AU2012203515B1 (en) * | 2012-04-20 | 2013-08-29 | Ali Abdrabalrasoul Mohamed Al Hamzah | Descaling polymers |
CA3220251A1 (fr) | 2021-05-24 | 2022-12-01 | Ahmet Uener | Utilisation de polymeres d'acide acrylique pour inhibition de tartre dans des systemes de dessalement |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA462907A (fr) * | 1950-01-31 | David C. Walsh, Jr. | Methode pour impecher la corrosion de l'appareil de distillation dans un procede d'alcoylation | |
US2783200A (en) * | 1951-11-03 | 1957-02-26 | Dearborn Chemicals Co | Sludge conditioning and dispersing agents for boiler water treatment |
US3023162A (en) * | 1956-04-10 | 1962-02-27 | Rohm & Haas | Dewatering aqueous suspensions with quaternized dialkylaminoalkyl acrylates or methacrylates |
US2980610A (en) * | 1956-07-13 | 1961-04-18 | Monsanto Chemicals | Process for treating water |
GB906531A (en) * | 1959-08-26 | 1962-09-26 | Gen Mills Inc | Flocculation process |
US3293152A (en) * | 1962-08-20 | 1966-12-20 | Commw Scient Ind Res Org | Method for preventing scale deposition |
US3235492A (en) * | 1963-03-25 | 1966-02-15 | Johns Manville | Composition for and method of removing impurities from water |
-
1968
- 1968-02-06 GB GB5842/68A patent/GB1218952A/en not_active Expired
- 1968-02-11 IL IL29457A patent/IL29457A/en unknown
- 1968-02-21 NL NL6802451A patent/NL6802451A/xx unknown
- 1968-02-29 DE DE19681642463 patent/DE1642463A1/de active Pending
- 1968-03-27 FR FR1560784D patent/FR1560784A/fr not_active Expired
- 1968-03-28 ES ES352100A patent/ES352100A1/es not_active Expired
-
1969
- 1969-06-20 US US835317A patent/US3514376A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES352100A1 (es) | 1969-07-16 |
FR1560784A (fr) | 1969-03-21 |
DE1642463A1 (de) | 1971-05-13 |
NL6802451A (fr) | 1968-10-22 |
GB1218952A (en) | 1971-01-13 |
US3514376A (en) | 1970-05-26 |
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