AT386594B - Verfahren zum behandeln von hartem boilerwasser - Google Patents
Verfahren zum behandeln von hartem boilerwasserInfo
- Publication number
- AT386594B AT386594B AT0405082A AT405082A AT386594B AT 386594 B AT386594 B AT 386594B AT 0405082 A AT0405082 A AT 0405082A AT 405082 A AT405082 A AT 405082A AT 386594 B AT386594 B AT 386594B
- Authority
- AT
- Austria
- Prior art keywords
- boiler water
- treating hard
- treating
- hard
- boiler
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
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
- C02F5/12—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 nitrogen
-
- 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)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Cookers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Removal Of Specific Substances (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US31866581A | 1981-11-05 | 1981-11-05 | |
US06382567 US4457847B2 (en) | 1981-11-05 | 1982-05-28 | Carboxylate polymers for internal scale control agents in boiler systems |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA405082A ATA405082A (de) | 1988-02-15 |
AT386594B true AT386594B (de) | 1988-09-12 |
Family
ID=26981609
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0405082A AT386594B (de) | 1981-11-05 | 1982-11-05 | Verfahren zum behandeln von hartem boilerwasser |
Country Status (10)
Country | Link |
---|---|
AT (1) | AT386594B (fr) |
AU (1) | AU555892B2 (fr) |
CA (1) | CA1198027A (fr) |
DE (1) | DE3240780A1 (fr) |
ES (1) | ES8500192A1 (fr) |
FR (1) | FR2515631B1 (fr) |
GB (1) | GB2110659B (fr) |
IT (1) | IT1149113B (fr) |
MX (1) | MX160592A (fr) |
SE (1) | SE450954B (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4936987A (en) * | 1983-03-07 | 1990-06-26 | Calgon Corporation | Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers |
EP0210590A3 (fr) * | 1983-03-07 | 1988-02-17 | Calgon Corporation | Additifs polymères pour l'eau |
US4640793A (en) * | 1984-02-14 | 1987-02-03 | Calgon Corporation | Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers |
GB8506615D0 (en) * | 1985-03-14 | 1985-04-17 | British Petroleum Co Plc | Scale inhibitors |
US4717543A (en) * | 1986-08-04 | 1988-01-05 | Calgon Corporation | Method of inhibiting the corrosion of copper and copper alloys |
US4719082A (en) * | 1986-08-15 | 1988-01-12 | Nalco Chemical Company | Vinyl sulfonic acid - methacrylic acid copolymer passivators for high pressure boilers |
US4898677A (en) * | 1986-11-10 | 1990-02-06 | National Starch And Chemical Corporation | Process for inhibiting scale formation and modifying the crystal structure of barium sulfate and other inorganic salts |
US5135661A (en) * | 1989-03-21 | 1992-08-04 | Suresh Patel | Process for treating water or aqueous systems |
US4937002A (en) * | 1989-06-12 | 1990-06-26 | National Starch And Chemical Investment Holding Corporation | Interpolymers for barium sulphate inhibition |
GB2236314A (en) * | 1989-09-06 | 1991-04-03 | Grace W R & Co | Inhibition of deposition in aqueous systems. |
AU5667394A (en) * | 1993-11-11 | 1995-05-29 | Marathon Oil Company | Inhibition of scale growth utilizing a dual polymer composition |
CN109650567B (zh) * | 2019-01-31 | 2021-09-14 | 陈建华 | 一种煤气化黑灰水自适应降硬型灰水阻垢分散剂和应用 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2405192A1 (de) * | 1973-02-14 | 1974-08-29 | Ciba Geigy Ag | Verfahren zur behandlung von wasser |
DE2643422A1 (de) * | 1976-09-21 | 1978-03-30 | Kurita Water Ind Ltd | Wasserbehandlungsmittel und verfahren zur behandlung von wasser |
DE3022924A1 (de) * | 1979-06-19 | 1981-01-22 | Kurita Water Ind Ltd | Verfahren zur entfernung von kesselstein |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2327302A (en) * | 1940-07-13 | 1943-08-17 | Du Pont | Soap composition |
GB724683A (en) * | 1952-05-16 | 1955-02-23 | Goodrich Co B F | Improvements in or relating to a boiler water treating composition |
GB772775A (en) * | 1954-06-04 | 1957-04-17 | Monsanto Chemicals | A process for treating hard water |
US2980610A (en) * | 1956-07-13 | 1961-04-18 | Monsanto Chemicals | Process for treating water |
US3117577A (en) * | 1960-02-04 | 1964-01-14 | Jeanette Elaine J Mosier | Sanitary napkin and holder |
US3285886A (en) * | 1961-07-17 | 1966-11-15 | Grace W R & Co | Threshold treatment of water with water dispersible complexing polymers |
US3879288A (en) * | 1970-07-01 | 1975-04-22 | Frederick Herman Siegele | Process of inhibiting scale formation on walls of structures containing an aqueous system |
NL7400160A (fr) * | 1973-01-08 | 1974-07-10 | ||
US3904685A (en) * | 1973-07-20 | 1975-09-09 | Celanese Corp | Polyacrylic acid having high chelation value and its production |
US4072607A (en) * | 1976-10-26 | 1978-02-07 | American Cyanamid Company | Preparation of anionic polymers for use as scale inhibitors and anti-precipitants |
US4048066A (en) * | 1976-11-17 | 1977-09-13 | Chemed Corporation | Method of inhibiting scale |
DE2802709A1 (de) * | 1978-01-23 | 1979-07-26 | American Cyanamid Co | Verfahren zur bekaempfung der ablagerung von haftendem kesselstein und mittel zu seiner durchfuehrung |
DE3230291A1 (de) * | 1981-08-18 | 1983-03-03 | Dearborn Chemicals Ltd., Widnes, Cheshire | Zusammensetzung zur verhinderung von kesselstein in waessrigen systemen |
-
1982
- 1982-10-20 AU AU89636/82A patent/AU555892B2/en not_active Ceased
- 1982-10-28 FR FR828218095A patent/FR2515631B1/fr not_active Expired
- 1982-10-29 GB GB08231071A patent/GB2110659B/en not_active Expired
- 1982-11-04 SE SE8206274A patent/SE450954B/sv not_active IP Right Cessation
- 1982-11-04 ES ES517116A patent/ES8500192A1/es not_active Expired
- 1982-11-04 MX MX195054A patent/MX160592A/es unknown
- 1982-11-04 DE DE19823240780 patent/DE3240780A1/de active Granted
- 1982-11-04 CA CA000414941A patent/CA1198027A/fr not_active Expired
- 1982-11-04 IT IT49421/82A patent/IT1149113B/it active
- 1982-11-05 AT AT0405082A patent/AT386594B/de not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2405192A1 (de) * | 1973-02-14 | 1974-08-29 | Ciba Geigy Ag | Verfahren zur behandlung von wasser |
DE2643422A1 (de) * | 1976-09-21 | 1978-03-30 | Kurita Water Ind Ltd | Wasserbehandlungsmittel und verfahren zur behandlung von wasser |
DE3022924A1 (de) * | 1979-06-19 | 1981-01-22 | Kurita Water Ind Ltd | Verfahren zur entfernung von kesselstein |
Also Published As
Publication number | Publication date |
---|---|
SE8206274L (sv) | 1983-05-06 |
IT1149113B (it) | 1986-12-03 |
ES517116A0 (es) | 1984-10-01 |
SE8206274D0 (sv) | 1982-11-04 |
GB2110659B (en) | 1985-09-04 |
GB2110659A (en) | 1983-06-22 |
FR2515631B1 (fr) | 1989-12-08 |
IT8249421A0 (it) | 1982-11-04 |
MX160592A (es) | 1990-03-27 |
FR2515631A1 (fr) | 1983-05-06 |
AU8963682A (en) | 1983-05-12 |
CA1198027A (fr) | 1985-12-17 |
SE450954B (sv) | 1987-08-17 |
DE3240780A1 (de) | 1983-05-11 |
DE3240780C2 (fr) | 1989-08-31 |
AU555892B2 (en) | 1986-10-16 |
ES8500192A1 (es) | 1984-10-01 |
ATA405082A (de) | 1988-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
ELJ | Ceased due to non-payment of the annual fee |