AT354825B - Verfahren zur aufbereitung waesseriger systeme - Google Patents

Verfahren zur aufbereitung waesseriger systeme

Info

Publication number
AT354825B
AT354825B AT799977A AT799977A AT354825B AT 354825 B AT354825 B AT 354825B AT 799977 A AT799977 A AT 799977A AT 799977 A AT799977 A AT 799977A AT 354825 B AT354825 B AT 354825B
Authority
AT
Austria
Prior art keywords
aqueous systems
treating aqueous
treating
systems
aqueous
Prior art date
Application number
AT799977A
Other languages
English (en)
Other versions
ATA799977A (de
Original Assignee
Ciba Geigy Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Application granted granted Critical
Publication of AT354825B publication Critical patent/AT354825B/de
Publication of ATA799977A publication Critical patent/ATA799977A/de

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
    • C02F5/14—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
    • C02F5/145—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 combined with inorganic 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
AT799977A 1976-11-10 1977-11-09 Verfahren zur aufbereitung waesseriger systeme AT354825B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB46720/76A GB1539974A (en) 1976-11-10 1976-11-10 Method of inhibiting corrosion and scaling of metals in contact with water

Publications (2)

Publication Number Publication Date
AT354825B true AT354825B (de) 1979-01-25
ATA799977A ATA799977A (de) 1979-06-15

Family

ID=10442339

Family Applications (1)

Application Number Title Priority Date Filing Date
AT799977A AT354825B (de) 1976-11-10 1977-11-09 Verfahren zur aufbereitung waesseriger systeme

Country Status (9)

Country Link
JP (1) JPS5360835A (de)
AT (1) AT354825B (de)
AU (1) AU511296B2 (de)
DE (1) DE2749719A1 (de)
ES (1) ES464237A1 (de)
FR (1) FR2370783A1 (de)
GB (1) GB1539974A (de)
SE (1) SE7712661L (de)
ZA (1) ZA776697B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1114978A (en) * 1978-06-15 1981-12-22 Chih M. Hwa Sludge conditioning composition for scale inhibition in water
DE2963154D1 (en) * 1978-07-19 1982-08-12 Ciba Geigy Ag Corrosion inhibitors; compositions for protecting ferrous metals and the protected metals
JPS5589478A (en) * 1978-12-28 1980-07-07 Japan Organo Co Ltd Preventing method of corrosion for metal under water
CA1151498A (en) * 1979-10-23 1983-08-09 Dearborn Chemicals Ltd. Treatment of aqueous systems
US4497713A (en) * 1982-04-01 1985-02-05 Betz Laboratories Method of inhibiting corrosion and deposition in aqueous systems
US4581145A (en) * 1982-09-27 1986-04-08 Dearborn Chemical Company Composition and method for inhibiting scale
CA1207211A (en) * 1982-09-27 1986-07-08 Dionisio G. Cuisia Composition and method for inhibiting scale
CA1258963A (en) * 1983-03-07 1989-09-05 Bennett P. Boffardi Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
US4631131A (en) * 1983-12-08 1986-12-23 R. W. Grace & Co. Method for inhibiting scale
US4600524A (en) * 1983-12-08 1986-07-15 W. R. Grace & Co. Composition and method for inhibiting scale
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
US4904413A (en) * 1986-03-26 1990-02-27 Nalco Chemical Company Cooling water corrosion control method and composition
GB9021261D0 (en) * 1990-09-29 1990-11-14 Ciba Geigy Ag Scale inhibition
US5141675A (en) * 1990-10-15 1992-08-25 Calgon Corporation Novel polyphosphate/azole compositions and the use thereof as copper and copper alloy corrosion inhibitors
GB9024470D0 (en) * 1990-11-10 1991-01-02 Ciba Geigy Ag Corrision inhibition

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1369429A (en) * 1970-11-30 1974-10-09 Ciba Geigy Ag Treatment of water or aqueous systems
DE2225645A1 (de) * 1972-05-26 1974-01-17 Bayer Ag Verfahren zur verhinderung von korrosion und steinansatz in wasserfuehrenden systemen
GB1454259A (en) * 1972-10-13 1976-11-03 Albright & Wilson Water treatment mixtures
US3992318A (en) * 1973-10-09 1976-11-16 Drew Chemical Corporation Corrosion inhibitor
US4052160A (en) * 1975-07-23 1977-10-04 Ciba-Geigy Corporation Corrosion inhibitors

Also Published As

Publication number Publication date
ZA776697B (en) 1978-08-30
DE2749719A1 (de) 1978-05-11
JPS5360835A (en) 1978-05-31
AU511296B2 (en) 1980-08-07
SE7712661L (sv) 1978-05-11
AU3051477A (en) 1979-05-17
FR2370783A1 (fr) 1978-06-09
ES464237A1 (es) 1979-01-16
FR2370783B1 (de) 1980-02-01
GB1539974A (en) 1979-02-07
ATA799977A (de) 1979-06-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee