NL8403714A - Werkwijze voor het bestrijden van ketelsteen in drukketels. - Google Patents

Werkwijze voor het bestrijden van ketelsteen in drukketels. Download PDF

Info

Publication number
NL8403714A
NL8403714A NL8403714A NL8403714A NL8403714A NL 8403714 A NL8403714 A NL 8403714A NL 8403714 A NL8403714 A NL 8403714A NL 8403714 A NL8403714 A NL 8403714A NL 8403714 A NL8403714 A NL 8403714A
Authority
NL
Netherlands
Prior art keywords
water
copolymer
acid
phosphate
soluble
Prior art date
Application number
NL8403714A
Other languages
English (en)
Dutch (nl)
Original Assignee
Dearborn Chemicals Ltd
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 Ltd filed Critical Dearborn Chemicals Ltd
Publication of NL8403714A publication Critical patent/NL8403714A/nl

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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08Treatment 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)
NL8403714A 1983-12-08 1984-12-06 Werkwijze voor het bestrijden van ketelsteen in drukketels. NL8403714A (nl)

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 (1)

Publication Number Publication Date
NL8403714A true NL8403714A (nl) 1985-07-01

Family

ID=10553025

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8403714A NL8403714A (nl) 1983-12-08 1984-12-06 Werkwijze voor het bestrijden van ketelsteen in drukketels.

Country Status (13)

Country Link
JP (1) JPS60139397A (fr)
AU (1) AU572235B2 (fr)
CA (1) CA1233722A (fr)
DE (1) DE3444679A1 (fr)
ES (1) ES8601330A1 (fr)
FR (1) FR2556334B1 (fr)
GB (1) GB2152919B (fr)
IT (1) IT1177376B (fr)
NL (1) NL8403714A (fr)
NZ (1) NZ210446A (fr)
PH (1) PH21200A (fr)
SE (1) SE456675B (fr)
ZA (1) ZA849464B (fr)

Families Citing this family (7)

* 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 (de) * 1988-08-01 1992-10-15 Calgon Corp Verfahren zur kesselsteinbekaempfung mittels allylsulfonat-maleinsaeureanhydridpolymeren.
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 (fi) * 2009-12-30 2011-07-01 Kemira Oyj Dispersioainekoostumus, sen käyttö ja sitä käsittävä päällystyskoostumus ja menetelmä päällystyskoostumuksen tai lietteen viskositeettiominaisuuksien parantamiseksi
MX2023004757A (es) * 2020-10-25 2023-06-22 Acquolina Il Mondo Llc Sistemas y metodos para la desalinizacion de liquidos.

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 (de) * 1981-08-18 1983-03-03 Dearborn Chemicals Ltd., Widnes, Cheshire Zusammensetzung zur verhinderung von kesselstein in waessrigen systemen
JPS5881494A (ja) * 1981-11-11 1983-05-16 Toagosei Chem Ind Co Ltd 水処理剤組成物
EP0122013B1 (fr) * 1983-03-07 1988-12-21 Calgon Corporation Additifs polymères pour l'eau
JPS59162999A (ja) * 1983-03-07 1984-09-13 カルゴン・コ−ポレ−シヨン カルボン酸/スルホン酸ポリマ−類を含有する相乗効果的なスケ−ルおよび腐食抑制混合剤

Also Published As

Publication number Publication date
GB8332800D0 (en) 1984-01-18
SE8406203L (sv) 1985-06-09
GB2152919B (en) 1987-08-26
ZA849464B (en) 1985-08-28
ES538357A0 (es) 1985-11-01
IT8423950A0 (it) 1984-12-06
ES8601330A1 (es) 1985-11-01
SE456675B (sv) 1988-10-24
AU3634884A (en) 1985-06-13
JPS60139397A (ja) 1985-07-24
PH21200A (en) 1987-08-19
DE3444679A1 (de) 1985-06-20
FR2556334B1 (fr) 1990-05-04
IT1177376B (it) 1987-08-26
SE8406203D0 (sv) 1984-12-06
GB2152919A (en) 1985-08-14
FR2556334A1 (fr) 1985-06-14
NZ210446A (en) 1988-01-08
DE3444679C2 (fr) 1992-08-06
AU572235B2 (en) 1988-05-05
CA1233722A (fr) 1988-03-08

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BB A search report has been drawn up
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Free format text: GRACE DEARBORN LIMITED

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