ZA849464B - Method of controlling scale in pressurised boilers - Google Patents

Method of controlling scale in pressurised boilers

Info

Publication number
ZA849464B
ZA849464B ZA849464A ZA849464A ZA849464B ZA 849464 B ZA849464 B ZA 849464B ZA 849464 A ZA849464 A ZA 849464A ZA 849464 A ZA849464 A ZA 849464A ZA 849464 B ZA849464 B ZA 849464B
Authority
ZA
South Africa
Prior art keywords
controlling scale
pressurised
boilers
pressurised boilers
scale
Prior art date
Application number
ZA849464A
Inventor
Dionisio G Cuisia
Chih Ming Hwa
Brian Greaves
Original Assignee
Dearborn Chemicals Co
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 Dearborn Chemicals Co filed Critical Dearborn Chemicals Co
Publication of ZA849464B publication Critical patent/ZA849464B/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
    • 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
ZA849464A 1983-12-08 1984-12-05 Method of controlling scale in pressurised boilers ZA849464B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08332800A GB2152919B (en) 1983-12-08 1983-12-08 Method of controlling scale in pressurised boilers

Publications (1)

Publication Number Publication Date
ZA849464B true ZA849464B (en) 1985-08-28

Family

ID=10553025

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA849464A ZA849464B (en) 1983-12-08 1984-12-05 Method of controlling scale in pressurised boilers

Country Status (13)

Country Link
JP (1) JPS60139397A (en)
AU (1) AU572235B2 (en)
CA (1) CA1233722A (en)
DE (1) DE3444679A1 (en)
ES (1) ES538357A0 (en)
FR (1) FR2556334B1 (en)
GB (1) GB2152919B (en)
IT (1) IT1177376B (en)
NL (1) NL8403714A (en)
NZ (1) NZ210446A (en)
PH (1) PH21200A (en)
SE (1) SE456675B (en)
ZA (1) ZA849464B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4600524A (en) * 1983-12-08 1986-07-15 W. R. Grace & Co. Composition and method for inhibiting scale
GB8728162D0 (en) * 1987-12-02 1988-01-06 Albright & Wilson Threshold treatment
ATE81111T1 (en) * 1988-08-01 1992-10-15 Calgon Corp ANHYDRIDE POLYMER SCALING METHOD USING ALLYLSULFONATE MALEIC ACID.
US6020297A (en) * 1999-04-06 2000-02-01 National Starch And Chemical Investment Holding Corporation Colorless polymaleates and uses thereof in cleaning compositions
US6333005B1 (en) * 1999-06-16 2001-12-25 Hercules Incorporated Methods of preventing scaling involving inorganic compositions in combination with copolymers of maleic anhydride and isobutylene, and compositions therefor
FI20096408A (en) * 2009-12-30 2011-07-01 Kemira Oyj The dispersion composition, its use and the coating composition comprising it and a method for improving the viscosity properties of the coating composition or slurry

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3639278A (en) * 1967-12-27 1972-02-01 Grace W R & Co Composition and method for inhibiting and removing scale using glycolic acid and lignosulfonic acid
US3879288A (en) * 1970-07-01 1975-04-22 Frederick Herman Siegele Process of inhibiting scale formation on walls of structures containing an aqueous system
GB1575173A (en) * 1977-02-07 1980-09-17 American Cyanamid Co Mixtures of polycationic and polyanionic polymers for scale control
US4342652A (en) * 1978-09-25 1982-08-03 American Cyanamid Company Process for scale inhibition in evaporative desalination units
ZA793301B (en) * 1978-09-25 1980-06-25 American Cyanamid Co Process for scale inhibition in evaporative desalination units
JPS57174194A (en) * 1981-04-17 1982-10-26 Deiaaboon Chem Ltd Treatment of aqueous system
DE3230291A1 (en) * 1981-08-18 1983-03-03 Dearborn Chemicals Ltd., Widnes, Cheshire COMPOSITION FOR PREVENTING KETTLE IN AQUEOUS SYSTEMS
JPS5881494A (en) * 1981-11-11 1983-05-16 Toagosei Chem Ind Co Ltd Composition for water purifying agent
JPS59162999A (en) * 1983-03-07 1984-09-13 カルゴン・コ−ポレ−シヨン Synergistic scale and corrosion control mixture containing carboxylic acid/sulfonic acid polymer
EP0122013B1 (en) * 1983-03-07 1988-12-21 Calgon Corporation Polymeric additives for water

Also Published As

Publication number Publication date
SE456675B (en) 1988-10-24
PH21200A (en) 1987-08-19
AU572235B2 (en) 1988-05-05
CA1233722A (en) 1988-03-08
SE8406203D0 (en) 1984-12-06
NZ210446A (en) 1988-01-08
ES8601330A1 (en) 1985-11-01
FR2556334B1 (en) 1990-05-04
NL8403714A (en) 1985-07-01
GB2152919B (en) 1987-08-26
AU3634884A (en) 1985-06-13
GB2152919A (en) 1985-08-14
IT1177376B (en) 1987-08-26
JPS60139397A (en) 1985-07-24
FR2556334A1 (en) 1985-06-14
DE3444679A1 (en) 1985-06-20
SE8406203L (en) 1985-06-09
ES538357A0 (en) 1985-11-01
GB8332800D0 (en) 1984-01-18
IT8423950A0 (en) 1984-12-06
DE3444679C2 (en) 1992-08-06

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