FR2431999B1 - - Google Patents

Info

Publication number
FR2431999B1
FR2431999B1 FR7915042A FR7915042A FR2431999B1 FR 2431999 B1 FR2431999 B1 FR 2431999B1 FR 7915042 A FR7915042 A FR 7915042A FR 7915042 A FR7915042 A FR 7915042A FR 2431999 B1 FR2431999 B1 FR 2431999B1
Authority
FR
France
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.)
Expired
Application number
FR7915042A
Other languages
French (fr)
Other versions
FR2431999A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chemed Corp
Original Assignee
Chemed Corp
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 Chemed Corp filed Critical Chemed Corp
Publication of FR2431999A1 publication Critical patent/FR2431999A1/en
Application granted granted Critical
Publication of FR2431999B1 publication Critical patent/FR2431999B1/fr
Granted legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Detergent Compositions (AREA)
FR7915042A 1978-06-15 1979-06-12 COMPOSITION AND METHOD FOR INHIBITING INCRUST ON SURFACES IN CONTACT WITH WATER Granted FR2431999A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91571378A 1978-06-15 1978-06-15

Publications (2)

Publication Number Publication Date
FR2431999A1 FR2431999A1 (en) 1980-02-22
FR2431999B1 true FR2431999B1 (en) 1985-05-10

Family

ID=25436161

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7915042A Granted FR2431999A1 (en) 1978-06-15 1979-06-12 COMPOSITION AND METHOD FOR INHIBITING INCRUST ON SURFACES IN CONTACT WITH WATER

Country Status (8)

Country Link
JP (1) JPS551897A (en)
CA (1) CA1114978A (en)
DE (1) DE2923718A1 (en)
ES (1) ES481476A1 (en)
FR (1) FR2431999A1 (en)
GB (1) GB2023121B (en)
IT (1) IT1121786B (en)
SE (1) SE431533B (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT71647B (en) * 1979-08-16 1982-01-21 Calgon Corp Process for preparing a composition for the control of scale and deposits in gas-liquid separation
US4306991A (en) 1979-09-18 1981-12-22 Chemed Corporation Scale inhibition
CA1151498A (en) * 1979-10-23 1983-08-09 Dearborn Chemicals Ltd. Treatment of aqueous systems
DE3230291A1 (en) * 1981-08-18 1983-03-03 Dearborn Chemicals Ltd., Widnes, Cheshire COMPOSITION FOR PREVENTING KETTLE IN AQUEOUS SYSTEMS
US4409192A (en) * 1982-04-26 1983-10-11 Betz Laboratories, Inc. Gas scrubbing methods
JPS58199877A (en) * 1982-05-03 1983-11-21 ナルコ・ケミカル・カンパニ− Composition and method of preventing corrosion of ferrous metal
CA1207211A (en) * 1982-09-27 1986-07-08 Dionisio G. Cuisia Composition and method for inhibiting scale
US4581145A (en) * 1982-09-27 1986-04-08 Dearborn Chemical Company Composition and method for inhibiting scale
US4556493A (en) * 1983-02-16 1985-12-03 Dearborn Chemical Company Composition and method for inhibiting scale
CA1224999A (en) * 1983-02-16 1987-08-04 Dionisio G. Cuisia Composition and method for inhibiting scale
US4576722A (en) * 1983-02-22 1986-03-18 The Mogul Corporation Scale and sludge compositions for aqueous systems
CA1258963A (en) * 1983-03-07 1989-09-05 Bennett P. Boffardi Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
GB8311002D0 (en) * 1983-04-22 1983-05-25 Unilever Plc Detergent compositions
JPS63176871A (en) * 1987-01-17 1988-07-21 Daihatsu Motor Co Ltd Lubricating device for transmission
DE19514272C2 (en) * 1995-04-21 1997-02-20 Amtra Aquaristik Gmbh Means and methods for regulating the hardness and pH of the water in freshwater aquariums
EP0785174A1 (en) * 1996-01-22 1997-07-23 Monsanto Europe S.A./N.V. Use of triaminophosphonates in cement
US6310031B1 (en) 1999-11-30 2001-10-30 Amway Corporation Method of inhibiting soil redeposition
CN107973425A (en) * 2017-12-13 2018-05-01 攀枝花钢城集团瑞天安全环保有限公司 Composite slow-corrosion scale resistor and preparation method thereof

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3549538A (en) * 1967-06-22 1970-12-22 Nalco Chemical Co Scale inhibition and removal in steam generation
GB1414918A (en) * 1973-02-14 1975-11-19 Ciba Geigy Uk Ltd Treatment of water to prevent the deposition of scale
US3890228A (en) * 1973-04-13 1975-06-17 Chemed Corp Polyacrylate-polyphosphonic acid treatment in aqueous systems
IT1038850B (en) * 1974-06-10 1979-11-30 Grace W R & Co PROCESS FOR WATER TREATMENT
JPS5175681A (en) * 1974-12-26 1976-06-30 Chemed Corp MIZUJUNKANKEINITAISURU HORIAKURIRUSAN HOSUPPONSAN SHORIHO
CA1062983A (en) * 1975-09-08 1979-09-25 Joseph J. Schuck Copolymers for the control of the formation and deposition of materials in aqueous mediums
JPS5827349B2 (en) * 1975-11-25 1983-06-08 栗田工業株式会社 Corrosion prevention composition in aqueous systems
SE435456B (en) * 1976-01-07 1984-10-01 Calgon Corp COMPOSITION AND PROCEDURE TO CONTROL THE BUILDING OF THE FLAVOR IN GAS WASHER
GB1539974A (en) * 1976-11-10 1979-02-07 Ciba Geigy Ag Method of inhibiting corrosion and scaling of metals in contact with water
US4048066A (en) * 1976-11-17 1977-09-13 Chemed Corporation Method of inhibiting scale

Also Published As

Publication number Publication date
JPS551897A (en) 1980-01-09
IT1121786B (en) 1986-04-23
SE431533B (en) 1984-02-13
ES481476A1 (en) 1980-07-01
FR2431999A1 (en) 1980-02-22
SE7905174L (en) 1979-12-16
IT7923459A0 (en) 1979-06-11
GB2023121B (en) 1982-08-25
GB2023121A (en) 1979-12-28
DE2923718A1 (en) 1979-12-20
CA1114978A (en) 1981-12-22
JPS6152760B2 (en) 1986-11-14

Similar Documents

Publication Publication Date Title
DE2928446C2 (en)
FR2431999B1 (en)
FR2413986B1 (en)
FR2406709B1 (en)
FR2414646B1 (en)
DE2800561C2 (en)
FR2414297B1 (en)
FR2414348B3 (en)
AU3898778A (en)
FR2415405B1 (en)
AU3803078A (en)
DE2817863C2 (en)
DE2853161C2 (en)
AU73950S (en)
AU3892778A (en)
BG26014A1 (en)
BG25973A1 (en)
BG26013A1 (en)
BG26594A1 (en)
BG26225A1 (en)
BG26022A1 (en)
BG26017A1 (en)
BG25806A1 (en)
BG26015A1 (en)
BG25836A1 (en)

Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
CD Change of name or company name
ST Notification of lapse