BE860334A - Produits pour le traitement d'eaux - Google Patents
Produits pour le traitement d'eauxInfo
- Publication number
- BE860334A BE860334A BE182224A BE182224A BE860334A BE 860334 A BE860334 A BE 860334A BE 182224 A BE182224 A BE 182224A BE 182224 A BE182224 A BE 182224A BE 860334 A BE860334 A BE 860334A
- Authority
- BE
- Belgium
- Prior art keywords
- products
- water treatment
- treatment
- water
- Prior art date
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
- 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
- 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
- C02F1/5272—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using specific organic precipitants
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
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)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB45464/76A GB1540603A (en) | 1976-11-02 | 1976-11-02 | Compositions used to selectively flocculate materials in aqueous systems |
Publications (1)
Publication Number | Publication Date |
---|---|
BE860334A true BE860334A (fr) | 1978-05-02 |
Family
ID=10437307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE182224A BE860334A (fr) | 1976-11-02 | 1977-10-31 | Produits pour le traitement d'eaux |
Country Status (10)
Country | Link |
---|---|
US (1) | US4192744A (xx) |
JP (1) | JPS5357189A (xx) |
BE (1) | BE860334A (xx) |
DE (1) | DE2748208A1 (xx) |
ES (1) | ES463734A1 (xx) |
FR (1) | FR2369216A1 (xx) |
GB (1) | GB1540603A (xx) |
IT (1) | IT1113669B (xx) |
NL (1) | NL7712099A (xx) |
SU (1) | SU689612A3 (xx) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6075392A (ja) * | 1983-09-30 | 1985-04-27 | Ebara Infilco Co Ltd | 有機性廃水の処理方法 |
US4806259A (en) * | 1987-06-15 | 1989-02-21 | The B. F. Goodrich Company | Membrane cleaning compositions containing phosphorous compounds |
FI83212C (fi) * | 1989-01-13 | 1991-06-10 | Neste Oy | N-alkyl- eller n-acylderivat av n,n -bis(2,2-dimetyl-2-dimetyl-2-karboxietyl)-amin, foerfarande foer framstaellning samt anvaendning av dessa. |
JPH0521010U (ja) * | 1991-09-02 | 1993-03-19 | 日本建鐵株式会社 | ドライシールカーテンウオールユニツト |
US20060016463A1 (en) * | 2004-07-22 | 2006-01-26 | Dober Chemical Corporation | Composition and process for removing titanium dioxide residues from surfaces |
US8727002B2 (en) * | 2010-12-14 | 2014-05-20 | Halliburton Energy Services, Inc. | Acidic treatment fluids containing non-polymeric silica scale control additives and methods related thereto |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2790778A (en) * | 1953-07-27 | 1957-04-30 | Geigy Chem Corp | Rust preventive compositions containing amidodicarboxylic acids |
US2894905A (en) * | 1958-05-02 | 1959-07-14 | Pure Oil Co | Inhibiting precipitation of iron oxide from iron-containing waters |
US3147318A (en) * | 1962-04-17 | 1964-09-01 | Du Pont | Method of preparing elastomeric blend of benzene-soluble chloroprene polymer and a cross-linked chloroprene polymer |
US3430641A (en) * | 1966-02-16 | 1969-03-04 | Nalco Chemical Co | Method of redispersing deposits |
US3479284A (en) * | 1967-03-30 | 1969-11-18 | Hercules Inc | Separation of finely divided solids from liquid suspensions thereof |
US3527609A (en) * | 1968-04-29 | 1970-09-08 | Dow Chemical Co | In-service cleaning of cooling water systems |
US3639292A (en) * | 1969-12-22 | 1972-02-01 | Hercules Inc | Inhibiting the precipitation and/or deposition of ferric hydroxide in aqueous systems |
JPS493755B1 (xx) * | 1970-08-10 | 1974-01-28 | ||
US3796667A (en) * | 1972-06-02 | 1974-03-12 | Grace W R & Co | Method for inhibiting iron containing scale formation in seawater distillaton plants |
US3981779A (en) * | 1972-12-05 | 1976-09-21 | W. R. Grace & Co. | Inhibition of scale on saline water heat exchange surfaces with iminodiacetic acid compounds |
US3894946A (en) * | 1973-04-02 | 1975-07-15 | American Cyanamid Co | Process for treating industrial wastes |
JPS50122470A (xx) * | 1974-03-11 | 1975-09-26 |
-
1976
- 1976-11-02 GB GB45464/76A patent/GB1540603A/en not_active Expired
-
1977
- 1977-10-27 DE DE19772748208 patent/DE2748208A1/de not_active Ceased
- 1977-10-28 FR FR7732630A patent/FR2369216A1/fr active Granted
- 1977-10-28 US US05/846,301 patent/US4192744A/en not_active Expired - Lifetime
- 1977-10-31 SU SU772539552A patent/SU689612A3/ru active
- 1977-10-31 IT IT7729197A patent/IT1113669B/it active
- 1977-10-31 BE BE182224A patent/BE860334A/xx not_active IP Right Cessation
- 1977-10-31 ES ES463734A patent/ES463734A1/es not_active Expired
- 1977-11-02 NL NL7712099A patent/NL7712099A/xx not_active Application Discontinuation
- 1977-11-02 JP JP13214477A patent/JPS5357189A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
GB1540603A (en) | 1979-02-14 |
JPS631120B2 (xx) | 1988-01-11 |
JPS5357189A (en) | 1978-05-24 |
IT1113669B (it) | 1986-01-20 |
NL7712099A (nl) | 1978-05-05 |
DE2748208A1 (de) | 1978-05-11 |
ES463734A1 (es) | 1978-06-01 |
FR2369216B1 (xx) | 1980-02-01 |
SU689612A3 (ru) | 1979-09-30 |
FR2369216A1 (fr) | 1978-05-26 |
US4192744A (en) | 1980-03-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CIBA-GEIGY A.G. Effective date: 19871031 |