BR112014032268A2 - métodos para controlar a formação de depósito - Google Patents

métodos para controlar a formação de depósito

Info

Publication number
BR112014032268A2
BR112014032268A2 BR112014032268A BR112014032268A BR112014032268A2 BR 112014032268 A2 BR112014032268 A2 BR 112014032268A2 BR 112014032268 A BR112014032268 A BR 112014032268A BR 112014032268 A BR112014032268 A BR 112014032268A BR 112014032268 A2 BR112014032268 A2 BR 112014032268A2
Authority
BR
Brazil
Prior art keywords
methods
deposit formation
controlling deposit
controlling
formation
Prior art date
Application number
BR112014032268A
Other languages
English (en)
Other versions
BR112014032268B8 (pt
BR112014032268B1 (pt
Inventor
A Meskers Donald Jr
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BR112014032268A2 publication Critical patent/BR112014032268A2/pt
Publication of BR112014032268B1 publication Critical patent/BR112014032268B1/pt
Publication of BR112014032268B8 publication Critical patent/BR112014032268B8/pt

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
    • 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
    • C23F14/00—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes
    • C23F14/02—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes by chemical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
    • F22B37/486—Devices for removing water, salt, or sludge from boilers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Materials Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • General Engineering & Computer Science (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
BR112014032268A 2012-06-25 2013-05-29 métodos para controlar formação de depósito BR112014032268B8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/531,871 2012-06-25
US13/531,871 US8728324B2 (en) 2012-06-25 2012-06-25 Method of controlling scale in steam generating systems
PCT/US2013/042960 WO2014003942A1 (en) 2012-06-25 2013-05-29 Method of controlling scale in steam generating systems

Publications (3)

Publication Number Publication Date
BR112014032268A2 true BR112014032268A2 (pt) 2017-06-27
BR112014032268B1 BR112014032268B1 (pt) 2021-05-04
BR112014032268B8 BR112014032268B8 (pt) 2021-07-06

Family

ID=48577939

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014032268A BR112014032268B8 (pt) 2012-06-25 2013-05-29 métodos para controlar formação de depósito

Country Status (8)

Country Link
US (1) US8728324B2 (pt)
EP (1) EP2864255B1 (pt)
CN (1) CN104379515B (pt)
AU (1) AU2013281125B2 (pt)
BR (1) BR112014032268B8 (pt)
CA (1) CA2876851C (pt)
WO (1) WO2014003942A1 (pt)
ZA (1) ZA201500163B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI711586B (zh) 2015-12-28 2020-12-01 美商藝康美國公司 分散稀釋蒸氣系統中形成的副產物之方法
US10858742B2 (en) 2016-05-10 2020-12-08 General Electric Company Nitrogen substituted aromatic triazoles as corrosion control agents
AU2017400535B2 (en) * 2017-02-27 2023-04-13 Bl Technologies, Inc. Scale inhibition in high pressure and high temperature applications
CA3053753A1 (en) * 2017-02-27 2018-08-30 General Electric Company Sulfate scale inhibition in high pressure and high temperature applications

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4457847B2 (en) 1981-11-05 1996-12-31 Nalco Chemical Co Carboxylate polymers for internal scale control agents in boiler systems
US4944885A (en) 1983-10-26 1990-07-31 Betz Laboratories, Inc. Water treatment polymers and methods of use thereof
US4872995A (en) 1983-10-26 1989-10-10 Betz Laboratories, Inc. Method for calcium oxalate scale control
NZ221349A (en) 1986-08-15 1990-09-26 Calgon Corp Compositions for boiler scale inhibition comprising a low molecular weight (meth)acrylic acid polymer and a (meth)acrylic acid polymer more than double the molecular weight
US4952324A (en) 1988-03-15 1990-08-28 Betz Laboratories, Inc. Boiler water treatment
US5141716A (en) 1989-10-25 1992-08-25 Betz Laboratories, Inc. Method for mitigation of caustic corrosion in coordinated phosphate/ph treatment programs for boilers
US5271847A (en) * 1992-01-28 1993-12-21 Betz Laboratories, Inc. Polymers for the treatment of boiler water
US5180498A (en) 1992-01-28 1993-01-19 Betz Laboratories, Inc. Polymers for the treatment of boiler water
US5864596A (en) 1996-07-10 1999-01-26 Commonwealth Edison Company Polymer dispersants and methods of use in a nuclear steam generator
US6444747B1 (en) 2001-03-15 2002-09-03 Betzdearborn Inc. Water soluble copolymers
US6641754B2 (en) * 2001-03-15 2003-11-04 Betzdearborn Inc. Method for controlling scale formation and deposition in aqueous systems
US20050056589A1 (en) 2003-09-16 2005-03-17 General Electric Company Treatment of semi-permeable filtration membranes

Also Published As

Publication number Publication date
CA2876851A1 (en) 2014-01-03
US8728324B2 (en) 2014-05-20
EP2864255A1 (en) 2015-04-29
AU2013281125B2 (en) 2017-08-24
WO2014003942A1 (en) 2014-01-03
BR112014032268B8 (pt) 2021-07-06
CN104379515B (zh) 2017-05-24
ZA201500163B (en) 2016-10-26
AU2013281125A1 (en) 2015-01-22
CA2876851C (en) 2023-06-20
US20130341282A1 (en) 2013-12-26
CN104379515A (zh) 2015-02-25
BR112014032268B1 (pt) 2021-05-04
EP2864255B1 (en) 2020-03-04

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06I Publication of requirement cancelled [chapter 6.9 patent gazette]

Free format text: ANULADA A PUBLICACAO CODIGO 6.6.1 NA RPI NO 2462 DE 13/03/2018 POR TER SIDO INDEVIDA.

B25A Requested transfer of rights approved

Owner name: BL TECHNOLOGIES, INC. (US)

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B06G Technical and formal requirements: other requirements [chapter 6.7 patent gazette]

Free format text: EXPLIQUE A DIVERGENCIA NOS NOMES DOS INVENTORES CONSTANTES NA PUBLICACAO INTERNACIONAL "ROSA CROVETTO" E ?KAREN ANNETTE WELTON? E O CONSTANTE DA PETICAO INICIAL NO 018140022458 DE 22/12/2014 "ROSA CROVETO " E ?KAREN ANNETE WELTON?. CUMPRE FRISAR QUE, SE O NOME CORRETO DO INVENTOR FOR DIVERGENTE DA PUBLICACAO INTERNACIONAL, DEVE SER APRESENTADO DOCUMENTO COMPROBATORIO PARA QUE A ALTERACAO SE EFETIVE.

B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 29/05/2013, OBSERVADAS AS CONDICOES LEGAIS.

B16C Correction of notification of the grant [chapter 16.3 patent gazette]

Free format text: REF. RPI 2626 DE 04/05/2021 QUANTO AO INVENTOR.