DE69115462T2 - Überwachung eines in einem Wasser-Kühlsystem zirkulierenden Behandlungsmittels - Google Patents

Überwachung eines in einem Wasser-Kühlsystem zirkulierenden Behandlungsmittels

Info

Publication number
DE69115462T2
DE69115462T2 DE69115462T DE69115462T DE69115462T2 DE 69115462 T2 DE69115462 T2 DE 69115462T2 DE 69115462 T DE69115462 T DE 69115462T DE 69115462 T DE69115462 T DE 69115462T DE 69115462 T2 DE69115462 T2 DE 69115462T2
Authority
DE
Germany
Prior art keywords
treating agent
monitoring
cooling system
treatment agent
water cooling
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.)
Expired - Fee Related
Application number
DE69115462T
Other languages
English (en)
Other versions
DE69115462D1 (de
Inventor
John E Hoots
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.)
ChampionX LLC
Original Assignee
Nalco Chemical 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 Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of DE69115462D1 publication Critical patent/DE69115462D1/de
Application granted granted Critical
Publication of DE69115462T2 publication Critical patent/DE69115462T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C02F1/10—Treatment of water, waste water, or sewage by heating by distillation or evaporation by direct contact with a particulate solid or with a fluid, as a heat transfer medium
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • G01N21/643—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes" non-biological material
    • 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
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G01N33/1893—Water using flow cells
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56—Macromolecular compounds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/08—Corrosion inhibition
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/13—Tracers or tags

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Organic Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Food Science & Technology (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Optics & Photonics (AREA)
  • Medicinal Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Treatment Of Sludge (AREA)
  • Luminescent Compositions (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
DE69115462T 1991-03-20 1991-09-24 Überwachung eines in einem Wasser-Kühlsystem zirkulierenden Behandlungsmittels Expired - Fee Related DE69115462T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/672,190 US5171450A (en) 1991-03-20 1991-03-20 Monitoring and dosage control of tagged polymers in cooling water systems

Publications (2)

Publication Number Publication Date
DE69115462D1 DE69115462D1 (de) 1996-01-25
DE69115462T2 true DE69115462T2 (de) 1996-07-11

Family

ID=24697515

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69115462T Expired - Fee Related DE69115462T2 (de) 1991-03-20 1991-09-24 Überwachung eines in einem Wasser-Kühlsystem zirkulierenden Behandlungsmittels

Country Status (12)

Country Link
US (1) US5171450A (de)
EP (1) EP0504520B1 (de)
JP (1) JP2509402B2 (de)
KR (1) KR970006461B1 (de)
AT (1) ATE131615T1 (de)
AU (1) AU636063B2 (de)
BR (1) BR9104988A (de)
CA (1) CA2055098C (de)
DE (1) DE69115462T2 (de)
ES (1) ES2082937T3 (de)
MX (1) MX9102124A (de)
ZA (1) ZA919155B (de)

Families Citing this family (114)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0763713B2 (ja) * 1992-03-30 1995-07-12 伯東株式会社 水系処理方法
US5278074A (en) * 1992-04-22 1994-01-11 Nalco Chemical Company Method of monitoring and controlling corrosion inhibitor dosage in aqueous systems
US5271904A (en) * 1992-09-17 1993-12-21 Electric Power Research Institute, Inc. Apparatus for sensing a chemical property of a spray
US5304800A (en) * 1992-11-10 1994-04-19 Nalco Chemical Company Leak detection and responsive treatment in industrial water processes
US5277135A (en) * 1992-11-23 1994-01-11 Nalco Chemical Company Controlling concentration of chemical treatment for flue gas reduction of the oxides of nitrogen
US5266493A (en) * 1993-01-22 1993-11-30 Nalco Chemical Company Monitoring boric acid in fluid systems
NZ250956A (en) * 1993-03-03 1995-04-27 Grace W R & Co Monitoring concentrations of water treatment compositions using absorbance or emission spectra
US5360549A (en) * 1993-04-27 1994-11-01 Nalco Chemical Company Feed back control deposit inhibitor dosage optimization system
EP0624798A1 (de) * 1993-04-28 1994-11-17 Nalco Chemical Company Verfahren zur Kontrolle des Verbrauchs von Behandlungsmitteln
WO1995001591A1 (en) * 1993-06-29 1995-01-12 H.E.R.C. Incorporated Water control system
US5413719A (en) * 1994-01-18 1995-05-09 Nalco Chemical Company Fluorescent tracer in a water treatment process
US5411889A (en) * 1994-02-14 1995-05-02 Nalco Chemical Company Regulating water treatment agent dosage based on operational system stresses
US5435969A (en) * 1994-03-29 1995-07-25 Nalco Chemical Company Monitoring water treatment agent in-system concentration and regulating dosage
CN1069162C (zh) * 1994-05-02 2001-08-08 诺尔科化学公司 用作改进的抗微生物剂的荧光杀生物剂组合物
US5646338A (en) * 1994-07-20 1997-07-08 Betzdearborn Inc. Deposition sensing method and apparatus
US5900113A (en) * 1994-09-26 1999-05-04 Nalco Chemical Company Method of using fluorescent tracers to monitor chlorine dioxide in pulp and paper processes
US5663489A (en) * 1994-11-14 1997-09-02 Betzdearborn Inc. Methods and apparatus for monitoring water process equipment
US5565619A (en) * 1994-11-14 1996-10-15 Betz Laboratories, Inc. Methods and apparatus for monitoring water process equipment
US5705394A (en) * 1995-04-17 1998-01-06 Nalco Chemical Company Tagged epichlorohydrin-dimethylamine copolymers for use in wastewater treatment
US6040406A (en) * 1995-06-05 2000-03-21 National Starch And Chemical Investment Holding Corporation Detectable water-treatment polymers and methods for monitoring the concentration thereof
US5654198A (en) * 1995-06-05 1997-08-05 National Starch And Chemical Investment Holding Corporation Detectable water-treatment polymers and methods for monitoring the concentration thereof
EP0954404B1 (de) 1995-10-30 2010-01-13 Technolines, Inc. Laserverfahren zum trassieren von graphiken
US5594179A (en) * 1995-11-06 1997-01-14 Marsh-Mcbirney, Inc. Tracer type flowmeter and method using two or more injected trace materials
DE69606378T2 (de) * 1995-11-09 2000-07-06 Nalco Chemical Co Überwachung der mikrobiologischen Aktivität in einem Flüssigkeitssystem
DE69732154T2 (de) 1996-01-18 2005-12-15 Rohm And Haas Co. Verfahren zum Nachweis von Polymeren in wässerigen Systemen
ZA97248B (en) * 1996-01-18 1997-07-18 Rohm & Haas Method for identifying and quantifying polymers utilizing immunoassay techniques
US5736405A (en) * 1996-03-21 1998-04-07 Nalco Chemical Company Monitoring boiler internal treatment with fluorescent-tagged polymers
US6251680B1 (en) * 1997-01-17 2001-06-26 Rohm And Haas Company Detectable polymers and methods for detecting polymers in Aqueous systems
US5986030A (en) 1997-04-15 1999-11-16 Nalco Chemical Company Fluorescent water soluble polymers
US5958788A (en) * 1997-05-28 1999-09-28 Nalco Chemical Company Luminol tagged polymers for treatment of industrial systems
ES2403051T3 (es) * 1997-06-11 2013-05-13 Nalco Chemical Company Monitorización de la concentración de un producto de tratamiento químico en una muestra de suspensión o de polvo usando un fluorómetro
US5902749A (en) * 1997-09-18 1999-05-11 The United States Of America As Represented By The Secretary Of The Interior Automated chemical metering system and method
US6585933B1 (en) 1999-05-03 2003-07-01 Betzdearborn, Inc. Method and composition for inhibiting corrosion in aqueous systems
US6077461A (en) * 1998-09-30 2000-06-20 Nalco Chemical Company Cationic chemiluminescent monomers and polymers
US6068012A (en) * 1998-12-29 2000-05-30 Ashland, Inc. Performance-based control system
US6153110A (en) * 1999-05-17 2000-11-28 Chemtreat, Inc. Method for controlling treatment chemicals in aqueous systems
US6410926B1 (en) 1999-10-01 2002-06-25 Ppg Industries Ohio, Inc. Coating with optical taggent
US6312644B1 (en) 1999-12-16 2001-11-06 Nalco Chemical Company Fluorescent monomers and polymers containing same for use in industrial water systems
US6560544B1 (en) * 2000-04-28 2003-05-06 Ford Motor Company Method for monitoring a mixture
US6280635B1 (en) * 2000-05-01 2001-08-28 Nalco Chemical Company Autocycle control of cooling water systems
US6315909B1 (en) 2000-05-01 2001-11-13 Nalco Chemical Company Use of control matrix for cooling water systems control
US6514617B1 (en) 2001-07-11 2003-02-04 General Electric Company Tagging materials for polymers, methods, and articles made thereby
WO2003023395A1 (en) * 2001-09-12 2003-03-20 Microbar Systems, Inc. Enhanced detection of metal plating additives
US6662636B2 (en) 2001-12-13 2003-12-16 Ondeo Nalco Company Method of reducing fouling in filters for industrial water system analytical devices
US6790666B2 (en) * 2001-12-28 2004-09-14 Nalco Company Method to ascertain whether soluble hardness is calcium or magnesium based
US6790664B2 (en) * 2001-12-28 2004-09-14 Nalco Company Fluorometric monitoring and control of soluble hardness of water used in industrial water systems
US6812309B2 (en) * 2002-01-08 2004-11-02 Rohm And Haas Company Digitally encoded polymers
US6730227B2 (en) * 2002-03-28 2004-05-04 Nalco Company Method of monitoring membrane separation processes
US6821428B1 (en) * 2002-03-28 2004-11-23 Nalco Company Method of monitoring membrane separation processes
US7169236B2 (en) * 2002-03-28 2007-01-30 Nalco Company Method of monitoring membrane cleaning processes
CA2529895C (en) 2003-06-25 2010-02-02 Rhodia Chimie Method for stimulating an oilfield comprising using different scale-inhibitors
US20050025660A1 (en) * 2003-07-31 2005-02-03 Hoots John E. Method of tracing corrosive materials
US7220382B2 (en) * 2003-07-31 2007-05-22 Nalco Company Use of disulfonated anthracenes as inert fluorescent tracers
US20050166780A1 (en) * 2004-01-29 2005-08-04 Hoots John E. Method of tracing process printing fluids
US7179384B2 (en) * 2004-04-30 2007-02-20 Nalco Company Control of cooling water system using rate of consumption of fluorescent polymer
DE102004022565A1 (de) * 2004-05-07 2005-12-22 Henkel Kgaa Farbige Konversionsschichten auf Metalloberflächen
GB0418207D0 (en) 2004-08-14 2004-09-15 Otv Sa "Improvement relating to sanitisation"
US20060246595A1 (en) 2005-05-02 2006-11-02 Banks Rodney H Method for using an all solid-state fluorometer in monitoring and controlling chemicals in water
FR2902799B1 (fr) 2006-06-27 2012-10-26 Millipore Corp Procede et unite de preparation d'un echantillon pour l'analyse microbiologique d'un liquide
US7932091B2 (en) * 2006-07-18 2011-04-26 Prochemtech International, Inc. Colorant tracer for cooling water treatment formulations
US8569464B2 (en) 2006-12-21 2013-10-29 Emd Millipore Corporation Purification of proteins
WO2008079302A2 (en) 2006-12-21 2008-07-03 Millipore Corporation Purification of proteins
US8362217B2 (en) 2006-12-21 2013-01-29 Emd Millipore Corporation Purification of proteins
CA2690559A1 (en) * 2007-06-12 2008-12-24 Technolines, Llc High speed and high power laser scribing methods and systems
US8489240B2 (en) * 2007-08-03 2013-07-16 General Electric Company Control system for industrial water system and method for its use
CN101952546A (zh) * 2007-12-17 2011-01-19 卢克斯创新有限公司 用于监测流经流体输导和容纳系统的流动的组合物和方法
CA2709550A1 (en) * 2007-12-17 2009-06-25 Lux Innovate Limited Compositions and methods for maintenance of fluid conducting and containment systems
WO2009131708A1 (en) * 2008-04-24 2009-10-29 Echelon Laser Systems, Lp Combination extrusion and laser-marking system, and related method
WO2009151514A1 (en) * 2008-06-11 2009-12-17 Millipore Corporation Stirred tank bioreactor
US20090319195A1 (en) * 2008-06-20 2009-12-24 Hoots John E Method of monitoring and optimizing additive concentration in fuel ethanol
US20100028202A1 (en) * 2008-07-30 2010-02-04 Zhaoyang Wan Proactive control system for an industrial water system
WO2010022134A1 (en) * 2008-08-21 2010-02-25 Echelon Laser Systems, Lp Laser etching of polyvinylchloride
WO2010021912A2 (en) * 2008-08-21 2010-02-25 Echelon Laser Systems, Lp Laser-marked multi-component assemblies, kits, and related methods
GB0818921D0 (en) 2008-10-16 2008-11-19 Otv Sa Method of TOC monitoring
US20100190963A1 (en) * 2008-12-16 2010-07-29 Millipore Corporation Stirred Tank Reactor And Method
US20100163469A1 (en) * 2008-12-26 2010-07-01 Zhaoyang Wan Control system for monitoring localized corrosion in an industrial water system
TW201029856A (en) * 2009-01-16 2010-08-16 Echelon Laser Systems Lp Surface marked articles, related methods and systems
MX2011011369A (es) * 2009-04-27 2012-01-20 Echelon Laser Systems Lp Sistema grafico de linea grabada con laser escalonada, metodo y articulos de fabricacion.
MX2012001847A (es) * 2009-08-11 2012-08-15 Echelon Laser Systems Lp Eliminacion de olor causado por piel grabada por laser.
IN2012DN02699A (de) * 2009-09-18 2015-09-04 Echelon Laser Systems Lp
CA2788591A1 (en) * 2010-02-04 2011-08-11 Echelon Laser Systems, Lp Laser etching system and method
WO2011146394A1 (en) 2010-05-17 2011-11-24 Millipore Corporation Stimulus responsive polymers for the purification of biomolecules
EP2580349A2 (de) * 2010-06-08 2013-04-17 EMD Millipore Corporation Verfahren für den nachweis von rückständen von bei der reinigung von biomolekülen verwendeten polymeren
CN101943919B (zh) * 2010-07-15 2011-11-16 天津天一清源科技发展有限公司 用于控制循环冷却水浓缩倍数的方法与浓缩倍率仪
BR112013013856A2 (pt) 2010-12-21 2016-09-13 Gen Electric métodos para detectar polímero catiônico
US8343771B2 (en) 2011-01-12 2013-01-01 General Electric Company Methods of using cyanine dyes for the detection of analytes
US9347928B2 (en) 2011-08-17 2016-05-24 Buckman Laboratories International, Inc. Tagged polymers, water treatment compositions, and methods of their use in aqueous systems
US8794724B2 (en) 2012-03-28 2014-08-05 Masonite Corporation Surface marked articles, related methods and systems
EP2735820A1 (de) * 2012-11-21 2014-05-28 Evonik Industries AG Absorptionswärmepumpe und Sorptionsmittel für eine Absorptionswärmepumpe umfassend Methansulfonsäure
US9751789B2 (en) 2012-12-28 2017-09-05 Ecolab Usa Inc. Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems
US9266797B2 (en) 2013-02-12 2016-02-23 Ecolab Usa Inc. Online monitoring of polymerization inhibitors for control of undesirable polymerization
US9410288B2 (en) 2013-08-08 2016-08-09 Ecolab Usa Inc. Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process
US9034145B2 (en) 2013-08-08 2015-05-19 Ecolab Usa Inc. Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention, wet strength, and dry strength in papermaking process
US9303360B2 (en) 2013-08-08 2016-04-05 Ecolab Usa Inc. Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process
US10139385B2 (en) 2013-08-12 2018-11-27 Ecolab Usa Inc. Method of tracing chemical quantities using encapsulated fluorescent dyes
US9399622B2 (en) 2013-12-03 2016-07-26 Ecolab Usa Inc. Nitroxide hydroxylamine and phenylenediamine combinations as polymerization inhibitors for ethylenically unsaturated monomer processes
US9834730B2 (en) 2014-01-23 2017-12-05 Ecolab Usa Inc. Use of emulsion polymers to flocculate solids in organic liquids
US10466175B2 (en) 2015-02-10 2019-11-05 Ecolab Usa Inc. Corrosion inhibitors and kinetic hydrate inhibitors
WO2017066540A1 (en) 2015-10-15 2017-04-20 Ecolab Usa Inc. Nanocrystalline cellulose and polymer-grafted nanocrystalline cellulose as rheology modifying agents for magnesium oxide and lime slurries
CN110997593B (zh) 2017-07-17 2023-01-24 埃科莱布美国股份有限公司 使浆料的流变性改性的方法
US11319231B2 (en) 2017-07-31 2022-05-03 Dow Global Technologies Llc Method for monitoring fluorescent polymer antiscalants in industrial water systems
WO2019027609A1 (en) 2017-07-31 2019-02-07 Dow Global Technologies Llc MONITORING AND CONTROL OF DETERMINATION OF PROCESSED POLYMERS IN INDUSTRIAL WATER DISTRIBUTION SYSTEMS
US20200165513A1 (en) 2017-07-31 2020-05-28 Dow Global Technologies Llc Fluorescent polymers for monitoring antiscalant concentrations in industrial water systems
US11421152B2 (en) 2017-07-31 2022-08-23 Dow Global Technologies Llc Tagged treatment polymers for monitoring antiscalant concentrations in industrial water systems
EP3662036A1 (de) 2017-08-01 2020-06-10 Nouryon Chemicals International B.V. Wasserlösliche pyraninpolymere und verfahren zur herstellung
WO2019025305A1 (en) 2017-08-01 2019-02-07 Akzo Nobel Chemicals International B.V. WATER-SOLUBLE POLYMER POLYMERS AND METHOD OF MANUFACTURE
CN111279145B (zh) * 2017-09-19 2022-05-27 埃科莱布美国股份有限公司 冷却水监测和控制系统
CN111051806B (zh) 2017-11-10 2022-10-25 埃科莱布美国股份有限公司 冷却水监测和控制系统
JP7095840B2 (ja) * 2018-12-27 2022-07-05 株式会社竹中工務店 蛍光染料濃度管理システム及び蛍光染料濃度管理方法
US11542187B2 (en) 2019-01-25 2023-01-03 Nouryon Chemicals International B.V. Composition and method for controlling scale in industrial water systems
US20220119293A1 (en) 2019-05-28 2022-04-21 Nouryon Chemicals International B.V. Method of controlling scale in aqueous systems
CN111579642A (zh) * 2020-05-28 2020-08-25 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) 循环冷却水管路腐蚀损伤抑制装置及抑制方法
WO2022106898A1 (en) 2020-11-20 2022-05-27 Nouryon Chemicals International B.V. Fluorescent polymers and solutions thereof for scale control in aqueous systems
CN114624356B (zh) * 2022-03-08 2023-07-28 北京汉欣环保科技研究院 化学防护装备漏毒检测方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731419A (en) * 1986-02-24 1988-03-15 Nalco Chemical Company Alkoxylated/cationically modified amide-containing polymers
US4762167A (en) * 1986-11-20 1988-08-09 Tricorn, Inc. Water management system
US4891324A (en) * 1987-01-07 1990-01-02 Syntex (U.S.A.) Inc. Particle with luminescer for assays
US4783314A (en) * 1987-02-26 1988-11-08 Nalco Chemical Company Fluorescent tracers - chemical treatment monitors
AU2213288A (en) * 1987-09-24 1989-04-06 Calgon Corporation Method for controlling calcium carbonate scaling in high ph aqueous systems using carboxylic/sulfonic polymers
US4992380A (en) * 1988-10-14 1991-02-12 Nalco Chemical Company Continuous on-stream monitoring of cooling tower water
JP2631885B2 (ja) * 1988-11-10 1997-07-16 雪印乳業株式会社 α１‐酸性糖蛋白質の定量方法
US4966711A (en) * 1989-02-27 1990-10-30 Nalco Chemical Company Transition metals as treatment chemical tracers
GB2238383B (en) * 1989-11-15 1993-12-01 Ciba Geigy Ag UV sensitive marker compounds for use in aqueous systems

Also Published As

Publication number Publication date
ATE131615T1 (de) 1995-12-15
BR9104988A (pt) 1992-11-24
CA2055098C (en) 2003-07-29
CA2055098A1 (en) 1992-09-21
KR920017951A (ko) 1992-10-21
EP0504520A2 (de) 1992-09-23
JP2509402B2 (ja) 1996-06-19
MX9102124A (es) 1993-01-01
JPH04326978A (ja) 1992-11-16
US5171450A (en) 1992-12-15
ZA919155B (en) 1992-11-25
AU636063B2 (en) 1993-04-08
EP0504520B1 (de) 1995-12-13
DE69115462D1 (de) 1996-01-25
KR970006461B1 (ko) 1997-04-28
EP0504520A3 (en) 1993-03-17
ES2082937T3 (es) 1996-04-01
AU8583491A (en) 1992-09-24

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