ATE165315T1 - Kalziumkarbonatablagerungsverhinderungsmittel - Google Patents

Kalziumkarbonatablagerungsverhinderungsmittel

Info

Publication number
ATE165315T1
ATE165315T1 AT93250267T AT93250267T ATE165315T1 AT E165315 T1 ATE165315 T1 AT E165315T1 AT 93250267 T AT93250267 T AT 93250267T AT 93250267 T AT93250267 T AT 93250267T AT E165315 T1 ATE165315 T1 AT E165315T1
Authority
AT
Austria
Prior art keywords
calcium carbonate
preventive agents
ppm
precipitation
carbonate deposit
Prior art date
Application number
AT93250267T
Other languages
English (en)
Inventor
Peter Thevissen
Ivan Colman
Chih Ming Hwa
Lai-Duien Grace Fan
Original Assignee
Betzdearborn 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
Application filed by Betzdearborn Inc filed Critical Betzdearborn Inc
Application granted granted Critical
Publication of ATE165315T1 publication Critical patent/ATE165315T1/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
    • C02F5/12—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 nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Beans For Foods Or Fodder (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
AT93250267T 1993-07-08 1993-09-29 Kalziumkarbonatablagerungsverhinderungsmittel ATE165315T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8871093A 1993-07-08 1993-07-08

Publications (1)

Publication Number Publication Date
ATE165315T1 true ATE165315T1 (de) 1998-05-15

Family

ID=22212979

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93250267T ATE165315T1 (de) 1993-07-08 1993-09-29 Kalziumkarbonatablagerungsverhinderungsmittel

Country Status (4)

Country Link
EP (1) EP0633226B1 (de)
AT (1) ATE165315T1 (de)
DE (1) DE69318145T2 (de)
ES (1) ES2115011T3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8247363B2 (en) 2007-05-04 2012-08-21 Ecolab Usa Inc. MG++ chemistry and method for fouling inhibition in heat processing of liquid foods and industrial processes
US8021493B2 (en) 2007-05-04 2011-09-20 Ecolab Usa Inc. Method of reducing corrosion using a warewashing composition

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4566973A (en) * 1984-08-06 1986-01-28 The B. F. Goodrich Company Scale inhibition in water systems
US4904413A (en) * 1986-03-26 1990-02-27 Nalco Chemical Company Cooling water corrosion control method and composition
CA1337323C (en) * 1986-12-08 1995-10-17 Zahid Amjad Treatment of aqueous medium with copolymers containing acrylamidoalkane sulfonic acid
ZA905799B (en) * 1989-12-15 1991-05-29 Grace W R & Co Control of scale in aqueous systems using certain phosphonomethyl amine oxides
US5171451A (en) * 1991-05-28 1992-12-15 Nalco Chemical Company Simultaneous use of water soluble polymers with ozone in cooling water systems

Also Published As

Publication number Publication date
EP0633226A1 (de) 1995-01-11
DE69318145D1 (de) 1998-05-28
EP0633226B1 (de) 1998-04-22
ES2115011T3 (es) 1998-06-16
DE69318145T2 (de) 1998-08-13

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties