SE7905174L - COMPOSITION AND PROCEDURE FOR INHIBITING THE FORMATION OF PANSTONE - Google Patents

COMPOSITION AND PROCEDURE FOR INHIBITING THE FORMATION OF PANSTONE

Info

Publication number
SE7905174L
SE7905174L SE7905174A SE7905174A SE7905174L SE 7905174 L SE7905174 L SE 7905174L SE 7905174 A SE7905174 A SE 7905174A SE 7905174 A SE7905174 A SE 7905174A SE 7905174 L SE7905174 L SE 7905174L
Authority
SE
Sweden
Prior art keywords
formation
panstone
inhibiting
procedure
composition
Prior art date
Application number
SE7905174A
Other languages
Unknown language ( )
Swedish (sv)
Other versions
SE431533B (en
Inventor
C M Hwa
D G Cuisia
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 SE7905174L publication Critical patent/SE7905174L/en
Publication of SE431533B publication Critical patent/SE431533B/en

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

Abstract

When a copolymer of styrene sulphonic acid and maleic anhydride or acid, and an organophosphonic acid especially 1-hydroxyethylidene-1,1-diphosphonic acid, are added to boiler water, the formation of scale is inhibited.
SE7905174A 1978-06-15 1979-06-12 PROCEDURE AND COMPOSITION FOR INHIBITING THE BUILDING OF FLAVOR IN WATER BASED MEDIUM SE431533B (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
SE7905174L true SE7905174L (en) 1979-12-16
SE431533B SE431533B (en) 1984-02-13

Family

ID=25436161

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7905174A SE431533B (en) 1978-06-15 1979-06-12 PROCEDURE AND COMPOSITION FOR INHIBITING THE BUILDING OF FLAVOR IN WATER BASED MEDIUM

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
EP0122013B1 (en) * 1983-03-07 1988-12-21 Calgon Corporation Polymeric additives for water
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
NL7506874A (en) * 1974-06-10 1975-12-12 Grace W R & Co PROCEDURE FOR PREVENTING THE DEPOSITION OF BOILSTONE ON THE HEAT EXCHANGE SURFACES OF AN EVAPORATOR.
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
CA1114978A (en) 1981-12-22
FR2431999B1 (en) 1985-05-10
GB2023121A (en) 1979-12-28
DE2923718A1 (en) 1979-12-20
JPS6152760B2 (en) 1986-11-14
FR2431999A1 (en) 1980-02-22
IT7923459A0 (en) 1979-06-11
GB2023121B (en) 1982-08-25
ES481476A1 (en) 1980-07-01
IT1121786B (en) 1986-04-23
SE431533B (en) 1984-02-13
JPS551897A (en) 1980-01-09

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