AU572235B2 - Controlling scale in pressurised boilers - Google Patents

Controlling scale in pressurised boilers

Info

Publication number
AU572235B2
AU572235B2 AU36348/84A AU3634884A AU572235B2 AU 572235 B2 AU572235 B2 AU 572235B2 AU 36348/84 A AU36348/84 A AU 36348/84A AU 3634884 A AU3634884 A AU 3634884A AU 572235 B2 AU572235 B2 AU 572235B2
Authority
AU
Australia
Prior art keywords
controlling scale
pressurised
boilers
pressurised boilers
scale
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.)
Ceased
Application number
AU36348/84A
Other versions
AU3634884A (en
Inventor
Dionisio Guerrero Cuisia
Brian Greaves
Chih Ming Hwa
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.)
WR Grace and Co
Original Assignee
WR Grace and 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 WR Grace and Co filed Critical WR Grace and Co
Publication of AU3634884A publication Critical patent/AU3634884A/en
Application granted granted Critical
Publication of AU572235B2 publication Critical patent/AU572235B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General 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)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
AU36348/84A 1983-12-08 1984-12-06 Controlling scale in pressurised boilers Ceased AU572235B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8332800 1983-12-08
GB08332800A GB2152919B (en) 1983-12-08 1983-12-08 Method of controlling scale in pressurised boilers

Publications (2)

Publication Number Publication Date
AU3634884A AU3634884A (en) 1985-06-13
AU572235B2 true AU572235B2 (en) 1988-05-05

Family

ID=10553025

Family Applications (1)

Application Number Title Priority Date Filing Date
AU36348/84A Ceased AU572235B2 (en) 1983-12-08 1984-12-06 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) ES8601330A1 (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
DE68903070T2 (en) * 1988-08-01 1993-04-22 Calgon Corp METHOD FOR CONTROLLING SCALES BY ALLYLSULFONATE-MALEINIC ACID ANHYDRIDE POLYMERS.
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
CA1258963A (en) * 1983-03-07 1989-09-05 Bennett P. Boffardi Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
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

Also Published As

Publication number Publication date
FR2556334B1 (en) 1990-05-04
FR2556334A1 (en) 1985-06-14
DE3444679C2 (en) 1992-08-06
SE8406203L (en) 1985-06-09
SE456675B (en) 1988-10-24
GB8332800D0 (en) 1984-01-18
JPS60139397A (en) 1985-07-24
ES538357A0 (en) 1985-11-01
NZ210446A (en) 1988-01-08
NL8403714A (en) 1985-07-01
ES8601330A1 (en) 1985-11-01
IT8423950A0 (en) 1984-12-06
PH21200A (en) 1987-08-19
SE8406203D0 (en) 1984-12-06
CA1233722A (en) 1988-03-08
DE3444679A1 (en) 1985-06-20
AU3634884A (en) 1985-06-13
GB2152919A (en) 1985-08-14
GB2152919B (en) 1987-08-26
ZA849464B (en) 1985-08-28
IT1177376B (en) 1987-08-26

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