FR2369216A1 - Produits pour le traitement d'eaux, contenant des acides acylimino diacetiques - Google Patents
Produits pour le traitement d'eaux, contenant des acides acylimino diacetiquesInfo
- Publication number
- FR2369216A1 FR2369216A1 FR7732630A FR7732630A FR2369216A1 FR 2369216 A1 FR2369216 A1 FR 2369216A1 FR 7732630 A FR7732630 A FR 7732630A FR 7732630 A FR7732630 A FR 7732630A FR 2369216 A1 FR2369216 A1 FR 2369216A1
- Authority
- FR
- France
- Prior art keywords
- water treatment
- products containing
- treatment products
- diacetic acids
- acylimino
- Prior art date
- 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.)
- Granted
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)
Abstract
L'invention concerne des produits pour le traitement d'eaux et de milieux aqueux en général. Ces produits sont des compositions aqueuses contenant des composés de formule :
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 (2)
Publication Number | Publication Date |
---|---|
FR2369216A1 true FR2369216A1 (fr) | 1978-05-26 |
FR2369216B1 FR2369216B1 (fr) | 1980-02-01 |
Family
ID=10437307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7732630A Granted FR2369216A1 (fr) | 1976-11-02 | 1977-10-28 | Produits pour le traitement d'eaux, contenant des acides acylimino diacetiques |
Country Status (10)
Country | Link |
---|---|
US (1) | US4192744A (fr) |
JP (1) | JPS5357189A (fr) |
BE (1) | BE860334A (fr) |
DE (1) | DE2748208A1 (fr) |
ES (1) | ES463734A1 (fr) |
FR (1) | FR2369216A1 (fr) |
GB (1) | GB1540603A (fr) |
IT (1) | IT1113669B (fr) |
NL (1) | NL7712099A (fr) |
SU (1) | SU689612A3 (fr) |
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 (fr) * | 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 (fr) * | 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 US US05/846,301 patent/US4192744A/en not_active Expired - Lifetime
- 1977-10-28 FR FR7732630A patent/FR2369216A1/fr active Granted
- 1977-10-31 ES ES463734A patent/ES463734A1/es not_active Expired
- 1977-10-31 BE BE182224A patent/BE860334A/fr not_active IP Right Cessation
- 1977-10-31 IT IT7729197A patent/IT1113669B/it active
- 1977-10-31 SU SU772539552A patent/SU689612A3/ru active
- 1977-11-02 JP JP13214477A patent/JPS5357189A/ja active Granted
- 1977-11-02 NL NL7712099A patent/NL7712099A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE2748208A1 (de) | 1978-05-11 |
JPS631120B2 (fr) | 1988-01-11 |
GB1540603A (en) | 1979-02-14 |
SU689612A3 (ru) | 1979-09-30 |
US4192744A (en) | 1980-03-11 |
BE860334A (fr) | 1978-05-02 |
ES463734A1 (es) | 1978-06-01 |
FR2369216B1 (fr) | 1980-02-01 |
JPS5357189A (en) | 1978-05-24 |
NL7712099A (nl) | 1978-05-05 |
IT1113669B (it) | 1986-01-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |