EP2864714A4 - Method and device for preventing corrosion in hot water systems - Google Patents

Method and device for preventing corrosion in hot water systems

Info

Publication number
EP2864714A4
EP2864714A4 EP13776058.3A EP13776058A EP2864714A4 EP 2864714 A4 EP2864714 A4 EP 2864714A4 EP 13776058 A EP13776058 A EP 13776058A EP 2864714 A4 EP2864714 A4 EP 2864714A4
Authority
EP
European Patent Office
Prior art keywords
hot water
water systems
preventing corrosion
corrosion
preventing
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.)
Ceased
Application number
EP13776058.3A
Other languages
German (de)
French (fr)
Other versions
EP2864714A1 (en
Inventor
Peter D Hicks
David A Grattan
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 Co LLC
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 US13/442,324 external-priority patent/US8771593B2/en
Application filed by Nalco Co LLC filed Critical Nalco Co LLC
Publication of EP2864714A1 publication Critical patent/EP2864714A1/en
Publication of EP2864714A4 publication Critical patent/EP2864714A4/en
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/0092—Devices for preventing or removing corrosion, slime or scale
    • 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
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F15/00—Other methods of preventing corrosion or incrustation
    • 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
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • 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
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/302—Treatment of water, waste water, or sewage by irradiation with microwaves
    • 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
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • 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
    • C02F1/70—Treatment of water, waste water, or sewage by reduction
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/001—Upstream control, i.e. monitoring for predictive control
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/005—Processes using a programmable logic controller [PLC]
    • C02F2209/006—Processes using a programmable logic controller [PLC] comprising a software program or a logic diagram
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/005—Processes using a programmable logic controller [PLC]
    • C02F2209/008—Processes using a programmable logic controller [PLC] comprising telecommunication features, e.g. modems or antennas
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/04—Oxidation reduction potential [ORP]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
EP13776058.3A 2012-04-09 2013-04-09 Method and device for preventing corrosion in hot water systems Ceased EP2864714A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/442,324 US8771593B2 (en) 2007-07-24 2012-04-09 Method and device for preventing corrosion in hot water systems
PCT/US2013/035713 WO2013155036A1 (en) 2012-04-09 2013-04-09 Method and device for preventing corrosion in hot water systems

Publications (2)

Publication Number Publication Date
EP2864714A1 EP2864714A1 (en) 2015-04-29
EP2864714A4 true EP2864714A4 (en) 2016-02-24

Family

ID=49328083

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13776058.3A Ceased EP2864714A4 (en) 2012-04-09 2013-04-09 Method and device for preventing corrosion in hot water systems

Country Status (7)

Country Link
EP (1) EP2864714A4 (en)
CN (1) CN104185764A (en)
AR (1) AR090505A1 (en)
AU (1) AU2013246154B2 (en)
CA (1) CA2867480C (en)
TW (1) TWI641798B (en)
WO (1) WO2013155036A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9772303B2 (en) * 2015-01-12 2017-09-26 Ecolab Usa Inc. Apparatus for, system for and methods of maintaining sensor accuracy
ITUB20155513A1 (en) * 2015-11-12 2017-05-12 Gel Srl KIT FOR PROTECTION AND CONTEMPORARY REMOVAL OF METALLIC OXIDES FROM A CLOSED CIRCUIT HEATING SYSTEM.
CN105300167B (en) * 2015-12-11 2017-11-03 王耀红 A kind of wall-hung boiler cleaning machine
WO2020109660A1 (en) * 2018-11-27 2020-06-04 Kemira Oyj Method for estimating the vapor phase corrosion load
CN113310512B (en) * 2021-05-17 2022-08-09 扬州华大锅炉有限公司 Thermodynamic system corrosion protection on-line detection device for hot water boiler
WO2024089448A1 (en) * 2022-10-25 2024-05-02 Ecospec Noveltech Pte Ltd System and method for in-situ formation of barrier coating on metallic article in contact with or exposed to water within a water system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0493869A1 (en) * 1991-01-04 1992-07-08 Japan Gore-Tex, Inc. Apparatus for treating water
WO2005052213A2 (en) * 2003-11-20 2005-06-09 Nalco Company Method of inhibiting corrosion in hot water systems

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7208117B2 (en) * 2004-11-30 2007-04-24 Ashland Licensing And Intellectual Property Llc Automated process for inhibiting corrosion in an inactive boiler containing an aqueous system
JP2006274427A (en) * 2005-03-30 2006-10-12 Miura Co Ltd Water treating agent and water treatment method
US8658095B2 (en) * 2007-01-29 2014-02-25 Nalco Company High temperature and pressure oxidation-reduction potential measuring and monitoring device for hot water systems
US8153057B2 (en) * 2007-07-24 2012-04-10 Nalco Company Method and device for preventing corrosion in hot water systems
US8906202B2 (en) * 2007-07-24 2014-12-09 Nalco Company Method of detecting and reducing contamination in papermaking boiler systems
JP2009166010A (en) * 2008-01-21 2009-07-30 Mitsubishi Heavy Ind Ltd Exhaust gas treatment system and its method of coal fired boiler
JP2011110531A (en) * 2009-11-30 2011-06-09 Mitsubishi Heavy Ind Ltd Desalination apparatus and desalination method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0493869A1 (en) * 1991-01-04 1992-07-08 Japan Gore-Tex, Inc. Apparatus for treating water
WO2005052213A2 (en) * 2003-11-20 2005-06-09 Nalco Company Method of inhibiting corrosion in hot water systems

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013155036A1 *

Also Published As

Publication number Publication date
AR090505A1 (en) 2014-11-19
TW201418658A (en) 2014-05-16
AU2013246154A1 (en) 2014-08-28
CA2867480C (en) 2018-10-23
TWI641798B (en) 2018-11-21
EP2864714A1 (en) 2015-04-29
CA2867480A1 (en) 2013-10-17
CN104185764A (en) 2014-12-03
AU2013246154B2 (en) 2017-08-17
WO2013155036A1 (en) 2013-10-17

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