ATE156460T1 - Überwachung von ablagerungen und härte - Google Patents

Überwachung von ablagerungen und härte

Info

Publication number
ATE156460T1
ATE156460T1 AT93300587T AT93300587T ATE156460T1 AT E156460 T1 ATE156460 T1 AT E156460T1 AT 93300587 T AT93300587 T AT 93300587T AT 93300587 T AT93300587 T AT 93300587T AT E156460 T1 ATE156460 T1 AT E156460T1
Authority
AT
Austria
Prior art keywords
hardness
polymer
agents
monitoring deposits
concert
Prior art date
Application number
AT93300587T
Other languages
English (en)
Inventor
Fu Chen
Scott Martell Boyette
Keith Alan Bair
Original Assignee
Betz Europ Inc
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
Priority claimed from US07/827,197 external-priority patent/US5180498A/en
Application filed by Betz Europ Inc filed Critical Betz Europ Inc
Application granted granted Critical
Publication of ATE156460T1 publication Critical patent/ATE156460T1/de

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
    • 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
    • C02F5/105—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 combined with inorganic substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Polymerisation Methods In General (AREA)
  • Physical Water Treatments (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
AT93300587T 1992-01-28 1993-01-27 Überwachung von ablagerungen und härte ATE156460T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/827,197 US5180498A (en) 1992-01-28 1992-01-28 Polymers for the treatment of boiler water
US07/957,326 US5271847A (en) 1992-01-28 1992-10-06 Polymers for the treatment of boiler water

Publications (1)

Publication Number Publication Date
ATE156460T1 true ATE156460T1 (de) 1997-08-15

Family

ID=27125078

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93300587T ATE156460T1 (de) 1992-01-28 1993-01-27 Überwachung von ablagerungen und härte

Country Status (7)

Country Link
US (1) US5271847A (de)
EP (1) EP0554074B1 (de)
AT (1) ATE156460T1 (de)
AU (1) AU664725B2 (de)
CA (1) CA2083590C (de)
DE (1) DE69312750T2 (de)
ES (1) ES2106272T3 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5368740A (en) * 1993-04-23 1994-11-29 Betz Paperchem, Inc. Methods of controlling scale formation in the presence of metal ions in aqueous systems
US5468393A (en) * 1993-04-23 1995-11-21 Betz Paperchem, Inc. Methods of controlling scale formation in the presence of metal ions in aqueous systems
CA2143405C (en) * 1994-03-11 2005-12-13 Donald T. Freese Method of inhibiting scale and controlling corrosion in cooling water systems
US5589107A (en) * 1994-08-15 1996-12-31 Applied Specialties, Inc. Method and composition for inhibiting corrosion
US5466381A (en) * 1994-10-20 1995-11-14 Betz Laboratories, Inc. Method of scavenging oxygen from an aqueous medium
US5527468A (en) * 1994-12-20 1996-06-18 Betz Laboratories, Inc. Nonionic polymers for the treatment of boiler water
US5660717A (en) * 1995-03-27 1997-08-26 Nalco/Exxon Energy Chemicals, L. P. Abatement of hydrolyzable cations in crude oil
US5601754A (en) * 1995-04-21 1997-02-11 Betz Laboratories, Inc. Water treatment polymer containing poly[oxy-[(hydroxymethyl)-1,2-ethanediyl]] macromonomers and methods of use thereof
US5658465A (en) * 1995-12-28 1997-08-19 The B.F. Goodrich Company Method for inhibiting the deposition of silica and silicate compounds in water systems
DE10130454B4 (de) * 2001-06-21 2009-05-07 Hein Gas Hamburger Gaswerke Gmbh Verfahren und Anlage zur Aufbereitung und Konditionierung von Brauchwasser und Sole
US20050056589A1 (en) * 2003-09-16 2005-03-17 General Electric Company Treatment of semi-permeable filtration membranes
US20060131248A1 (en) * 2004-12-17 2006-06-22 Charkhutian Kostan B Process for removing dissolved oxygen from an aqueous system
DE102005028460A1 (de) 2005-06-17 2006-12-28 Basf Ag Verwendung von Alkylenoxideinheiten enthaltenden Copolymeren als Zusatz zu wäßrigen Systemen
US8885632B2 (en) 2006-08-02 2014-11-11 Silver Peak Systems, Inc. Communications scheduler
JP2009142728A (ja) * 2007-12-12 2009-07-02 Procter & Gamble Co 吸水剤及びその製法
US20090294374A1 (en) * 2008-06-02 2009-12-03 Gill Jasbir S Method for inhibiting the formation and deposition of silica scale in aqueous systems
MX2012005096A (es) * 2009-10-30 2012-09-07 Basf Se Composicion adecuada para la produccion de extinguidores de espuma.
US9221700B2 (en) * 2010-12-22 2015-12-29 Ecolab Usa Inc. Method for inhibiting the formation and deposition of silica scale in aqueous systems
US8728324B2 (en) * 2012-06-25 2014-05-20 General Electric Company Method of controlling scale in steam generating systems
BR112016024584B1 (pt) 2014-04-23 2022-07-12 Rohm And Haas Company Método para inibir a formação de incrustação de sílica em um sistema aquoso
CN106458671B (zh) 2014-06-19 2020-05-22 陶氏环球技术有限责任公司 使用胺封端的聚氧化烯抑制硅垢
EP3625307B1 (de) 2017-05-15 2023-08-02 Ecolab USA, Inc. Eisensulfidablagerungsbekämpfungsmittel für geothermische brunnen
WO2019232019A1 (en) * 2018-06-01 2019-12-05 Dow Global Technologies Llc Inhibition of silica scale using a chelating agent blended with acid and alkylene oxide derived polymer dispersants
JP7465820B2 (ja) 2018-06-01 2024-04-11 ダウ グローバル テクノロジーズ エルエルシー ボトルブラシポリマーを使用したシリカスケールの阻害
US11897801B2 (en) 2019-07-30 2024-02-13 Solenis Technologies, L.P. Silica scale inhibitors

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6029320B2 (ja) * 1980-05-02 1985-07-10 株式会社日本触媒 集塵方法
US4471100A (en) * 1981-01-16 1984-09-11 Nippon Shokubai Kagaku Kogyo Co., Ltd. Copolymer and method for manufacture thereof
US4500693A (en) * 1981-07-07 1985-02-19 Nippon Shokubai Kagaku Kogyo Co., Ltd. Water soluble copolymer method for manufacture therefore and use thereof
US4457847B2 (en) * 1981-11-05 1996-12-31 Nalco Chemical Co Carboxylate polymers for internal scale control agents in boiler systems
JPH0643469B2 (ja) * 1983-03-25 1994-06-08 花王株式会社 マレイン酸共重合体の製造方法
US4944885A (en) * 1983-10-26 1990-07-31 Betz Laboratories, Inc. Water treatment polymers and methods of use thereof
CA1234033A (en) * 1983-10-26 1988-03-15 Fu Chen Water treatment polymers and methods of use thereof
US4913822A (en) * 1983-10-26 1990-04-03 Betz Laboratories, Inc. Method for control of scale and inhibition of corrosion in cooling water systems
US4872995A (en) * 1983-10-26 1989-10-10 Betz Laboratories, Inc. Method for calcium oxalate scale control
US4931188A (en) * 1983-10-26 1990-06-05 Betz Laboratories, Inc. Polymers for boiler water treatment
EP0337694B1 (de) * 1988-04-11 1993-12-29 Nippon Shokubai Co., Ltd. Verfahren zur Herstellung eines Polymers von Maleinsäure und Wasserbehandlungsmittel und diese Polymere enthaltender Zusatz für Waschmittel
US4861429A (en) * 1988-07-29 1989-08-29 Betz Laboratories, Inc. Process for inhibiting white pitch deposition in papermaking felts
US4895622A (en) * 1988-11-09 1990-01-23 Betz Laboratories, Inc. Press felt conditioner for neutral and alkaline papermaking systems
US5180498A (en) * 1992-01-28 1993-01-19 Betz Laboratories, Inc. Polymers for the treatment of boiler water

Also Published As

Publication number Publication date
AU664725B2 (en) 1995-11-30
AU3104993A (en) 1993-07-29
EP0554074A1 (de) 1993-08-04
ES2106272T3 (es) 1997-11-01
CA2083590A1 (en) 1993-07-29
EP0554074B1 (de) 1997-08-06
US5271847A (en) 1993-12-21
CA2083590C (en) 2005-05-10
DE69312750D1 (de) 1997-09-11
DE69312750T2 (de) 1997-12-11

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Legal Events

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UEP Publication of translation of european patent specification