SG44857A1 - Stimultaneous use of water soluble polymers with ozone in cooling water systems - Google Patents

Stimultaneous use of water soluble polymers with ozone in cooling water systems

Info

Publication number
SG44857A1
SG44857A1 SG1996008851A SG1996008851A SG44857A1 SG 44857 A1 SG44857 A1 SG 44857A1 SG 1996008851 A SG1996008851 A SG 1996008851A SG 1996008851 A SG1996008851 A SG 1996008851A SG 44857 A1 SG44857 A1 SG 44857A1
Authority
SG
Singapore
Prior art keywords
stimultaneous
ozone
soluble polymers
cooling water
water soluble
Prior art date
Application number
SG1996008851A
Other languages
English (en)
Inventor
Binaifer S Khambatta
Kenneth E Fulks
Paul R Young
Original Assignee
Naldo Chemical Company
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24837715&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SG44857(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Naldo Chemical Company filed Critical Naldo Chemical Company
Publication of SG44857A1 publication Critical patent/SG44857A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • 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
    • C02F5/12—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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/02—Non-contaminated water, e.g. for industrial water supply
    • C02F2103/023—Water in cooling circuits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Paper (AREA)
SG1996008851A 1991-05-28 1992-05-11 Stimultaneous use of water soluble polymers with ozone in cooling water systems SG44857A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/706,469 US5171451A (en) 1991-05-28 1991-05-28 Simultaneous use of water soluble polymers with ozone in cooling water systems

Publications (1)

Publication Number Publication Date
SG44857A1 true SG44857A1 (en) 1997-12-19

Family

ID=24837715

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996008851A SG44857A1 (en) 1991-05-28 1992-05-11 Stimultaneous use of water soluble polymers with ozone in cooling water systems

Country Status (10)

Country Link
US (1) US5171451A (de)
EP (1) EP0516305B1 (de)
JP (1) JP3202787B2 (de)
KR (1) KR100196966B1 (de)
AU (1) AU641857B2 (de)
BR (1) BR9202005A (de)
DE (1) DE69214517T2 (de)
ES (1) ES2095402T3 (de)
SG (1) SG44857A1 (de)
TW (1) TW222611B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5302356A (en) * 1992-03-04 1994-04-12 Arizona Board Of Reagents Acting On Behalf Of University Of Arizona Ultrapure water treatment system
AU3396993A (en) * 1992-04-27 1993-10-28 W.R. Grace & Co.-Conn. Calcium carbonate anti-precipitating agents
US5358640A (en) * 1992-07-20 1994-10-25 Nalco Chemical Company Method for inhibiting scale formation and/or dispersing iron in reverse osmosis systems
EP0633226B1 (de) * 1993-07-08 1998-04-22 BetzDearborn, Inc. Kalziumkarbonatablagerungsverhinderungsmittel
US5415783A (en) * 1993-12-13 1995-05-16 Nalco Chemical Company Method for using ozone in cooling towers
US5603840A (en) * 1995-05-15 1997-02-18 Nalco Chemical Company Method of achieving microbiological control in open recirculating cooling water
US5662803A (en) * 1996-04-09 1997-09-02 Nalco Chemical Company Stabilizers for additives in aqueous systems containing ozone
JP3578257B2 (ja) * 1998-01-13 2004-10-20 栗田工業株式会社 ボイラ水処理剤
US6146538A (en) * 1998-02-23 2000-11-14 United States Filter Corporation Method of inhibiting scale formation
DE10024270A1 (de) * 2000-05-17 2001-11-22 Creavis Tech & Innovation Gmbh Antimikrobielle Polymere und Polymerblends aus polymeren Alkylacrylamiden
JP2002273478A (ja) * 2001-03-21 2002-09-24 Jsr Corp スケール防止方法
US20030111427A1 (en) * 2001-10-19 2003-06-19 Arch Chemicals, Inc. Composition for controlling the dissolving rate of solid sanitizers
US8454838B2 (en) * 2011-03-30 2013-06-04 Crystal Lagoons (Curacao) B.V. Method and system for the sustainable cooling of industrial processes
US9329159B2 (en) * 2013-03-08 2016-05-03 Ecolab Usa Inc. Methods and systems for analyzing a liquid medium
WO2017063188A1 (en) 2015-10-16 2017-04-20 Ecolab Usa Inc. Maleic anhydride homopolymer and maleic acid homopolymer and the method for preparing the same, and non-phosphorus corrosion inhibitor and the use thereof
CA3064425A1 (en) * 2017-05-24 2018-11-29 Bl Technologies, Inc. Polyacrylate polymers for low carbon steel corrosion control

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4172786A (en) * 1978-09-29 1979-10-30 Nasa Ozonation of cooling tower waters
US4936987A (en) * 1983-03-07 1990-06-26 Calgon Corporation Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
JPS6270586A (ja) * 1985-09-25 1987-04-01 Kurita Water Ind Ltd 金属の腐食抑制方法
US4919821A (en) * 1986-03-21 1990-04-24 Nalco Chemical Company Modified maleic anhydride polymers and the like for use as scale inhibitors
US4997571A (en) * 1990-01-05 1991-03-05 Mogul Corporation Method of treating water

Also Published As

Publication number Publication date
BR9202005A (pt) 1993-01-12
KR100196966B1 (ko) 1999-06-15
EP0516305B1 (de) 1996-10-16
JP3202787B2 (ja) 2001-08-27
KR920021451A (ko) 1992-12-18
US5171451A (en) 1992-12-15
ES2095402T3 (es) 1997-02-16
AU1505492A (en) 1992-12-03
DE69214517D1 (de) 1996-11-21
JPH05123698A (ja) 1993-05-21
DE69214517T2 (de) 1997-03-06
TW222611B (de) 1994-04-21
AU641857B2 (en) 1993-09-30
EP0516305A1 (de) 1992-12-02

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