BRPI0916662A2 - evaporador de recueração de calor de católito e método de uso - Google Patents

evaporador de recueração de calor de católito e método de uso

Info

Publication number
BRPI0916662A2
BRPI0916662A2 BRPI0916662A BRPI0916662A BRPI0916662A2 BR PI0916662 A2 BRPI0916662 A2 BR PI0916662A2 BR PI0916662 A BRPI0916662 A BR PI0916662A BR PI0916662 A BRPI0916662 A BR PI0916662A BR PI0916662 A2 BRPI0916662 A2 BR PI0916662A2
Authority
BR
Brazil
Prior art keywords
heat recovery
recovery evaporator
catholyte heat
catholyte
evaporator
Prior art date
Application number
BRPI0916662A
Other languages
English (en)
Inventor
Anthony B Davis
Russell F Dunn
Thomas H Yohe
Original Assignee
Westlake Vinyl Corp
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 Westlake Vinyl Corp filed Critical Westlake Vinyl Corp
Publication of BRPI0916662A2 publication Critical patent/BRPI0916662A2/pt
Publication of BRPI0916662B1 publication Critical patent/BRPI0916662B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/26—Multiple-effect evaporating
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • C01D1/40—Purification; Separation by electrolysis
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/42—Concentration; Dehydration
    • 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
    • C02F1/048—Purification of waste water by evaporation
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/14—Alkali metal compounds
    • C25B1/16—Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
BRPI0916662A 2008-08-07 2009-08-07 método para concentrar um álcali cáustico aquoso BRPI0916662B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/221,878 US8317994B2 (en) 2008-08-07 2008-08-07 Method of concentrating an aqueous caustic alkali using a catholyte heat recovery evaporator
PCT/US2009/004535 WO2010016932A1 (en) 2008-08-07 2009-08-07 Catholyte heat recovery evaporator and method of use

Publications (2)

Publication Number Publication Date
BRPI0916662A2 true BRPI0916662A2 (pt) 2015-12-01
BRPI0916662B1 BRPI0916662B1 (pt) 2019-12-24

Family

ID=41651896

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0916662A BRPI0916662B1 (pt) 2008-08-07 2009-08-07 método para concentrar um álcali cáustico aquoso

Country Status (6)

Country Link
US (4) US8317994B2 (pt)
EP (1) EP2321223B1 (pt)
JP (1) JP5529866B2 (pt)
CN (2) CN104724728B (pt)
BR (1) BRPI0916662B1 (pt)
WO (1) WO2010016932A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8317994B2 (en) * 2008-08-07 2012-11-27 Westlake Vinyl Corporation Method of concentrating an aqueous caustic alkali using a catholyte heat recovery evaporator
CN103785186A (zh) * 2012-10-30 2014-05-14 北海南化技术服务有限责任公司 一种适用于碱浓缩蒸发器的减压降温装置
US10227702B2 (en) * 2014-12-05 2019-03-12 Westlake Vinyl Corporation System and method for purifying depleted brine
CN104928714A (zh) * 2015-05-26 2015-09-23 南通星球石墨设备有限公司 一种基于氯化氢合成的淡盐水热浓缩系统
CN106512450B (zh) * 2016-12-30 2019-03-12 无锡新弘田环保技术有限公司 小型化节能型蒸发再生装置
CN107140659B (zh) * 2017-06-12 2018-11-06 唐山三孚硅业股份有限公司 一种生产95%浓度氢氧化钾的设备及工艺
CN113546434B (zh) * 2021-07-30 2022-06-14 贵州飞云岭药业股份有限公司 双效节能蒸发浓缩系统
CN114291825A (zh) * 2021-12-27 2022-04-08 重庆博张智能装备有限公司 一种制备烧碱的工艺生产线及工艺方法
CN114717576B (zh) * 2022-05-07 2024-03-29 阳光氢能科技有限公司 一种制氢系统和碱液循环方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3954579A (en) * 1973-11-01 1976-05-04 Hooker Chemicals & Plastics Corporation Electrolytic method for the simultaneous manufacture of concentrated and dilute aqueous hydroxide solutions
CA1013665A (en) * 1974-01-02 1977-07-12 Hooker Chemicals And Plastics Corp. Evaporation apparatus
JPS5833312B2 (ja) * 1975-10-28 1983-07-19 旭化成株式会社 カセイアルカリスイヨウエキノノウシユクホウ
FR2337688A1 (fr) * 1976-01-09 1977-08-05 Kestner App Evaporateurs Procede d'evaporation permettant de diminuer la quantite de vapeur necessaire a la concentration de soude d'electrolyseurs a cellules a diaphragmes
JPS5294874A (en) * 1976-02-06 1977-08-09 Asahi Chem Ind Co Ltd Concentration by multistage multiple effect boiler
JPS534796A (en) * 1976-07-05 1978-01-17 Asahi Chem Ind Co Ltd Electrolysis of pressurized alkali halide
US4056448A (en) * 1976-12-17 1977-11-01 Diamond Shamrock Corporation Process for brine membrane cell operation with external caustic and nacl concentration control
JPS53113299A (en) 1977-03-15 1978-10-03 Asahi Glass Co Ltd Method of concentrating caustic alkaline sulution for ion exchange membrane electrolysis
JPS5484892A (en) * 1977-12-19 1979-07-06 Asahi Chem Ind Co Ltd Electrolysis of sodium chloride employing cation exchange membrane
JPS5927389B2 (ja) * 1978-02-15 1984-07-05 旭化成株式会社 陽イオン交換膜食塩電解方法
JPS54110981A (en) 1978-02-20 1979-08-30 Tokuyama Soda Co Ltd Electrolysis
JPS5641824A (en) 1979-09-06 1981-04-18 Ishikawajima Harima Heavy Ind Co Ltd Manufacture of caustic soda
JPS56109817A (en) 1980-01-30 1981-08-31 Ishikawajima Harima Heavy Ind Co Ltd Concentrating method for caustic soda solution
DE3004197A1 (de) * 1980-02-06 1981-08-27 GST Gesellschaft für Systemtechnik mbH, 4300 Essen Verfahren zu rueckgewinnen von waermeenergie, die in den brueden von fuer thermische stofftrennprozesse eingesetzten mehrstufenverdampfern enthalten ist, und vorrichtung zur durchfuehrung des verfahrens
US4459188A (en) * 1982-09-13 1984-07-10 Texas Brine Corporation Brine systems for chlor-alkali membrane cells
US4647351A (en) * 1985-09-24 1987-03-03 Physical Sciences Inc. Process for generating chlorine and caustic soda using a membrane electrolysis cell coupled to a membrane alkaline fuel cell
US5164480A (en) * 1991-08-20 1992-11-17 Union Camp Corporation Method for the manufacture of tall oils
JPH0673601B2 (ja) * 1992-03-06 1994-09-21 木村化工機株式会社 蒸発濃縮装置
US6123853A (en) 1999-10-14 2000-09-26 Pioneer (East) Inc. Method for treating waste water used in alkali metal hydroxide manufacturing processes
US6309530B1 (en) * 2000-09-20 2001-10-30 Texas Brine Company, Llc. Concentration of chlor-alkali membrane cell depleted brine
CA2408951C (en) * 2002-10-18 2008-12-16 Kvaerner Canada Inc. Mediated hydrohalic acid electrolysis
CN2614078Y (zh) * 2003-05-04 2004-05-05 柳云珍 全效蒸发浓缩装置
US8317994B2 (en) * 2008-08-07 2012-11-27 Westlake Vinyl Corporation Method of concentrating an aqueous caustic alkali using a catholyte heat recovery evaporator

Also Published As

Publication number Publication date
US20100032311A1 (en) 2010-02-11
EP2321223A4 (en) 2013-05-22
US20150191838A1 (en) 2015-07-09
CN104724728A (zh) 2015-06-24
US8317994B2 (en) 2012-11-27
BRPI0916662B1 (pt) 2019-12-24
JP2011530653A (ja) 2011-12-22
US8986517B2 (en) 2015-03-24
CN102171148B (zh) 2014-12-10
CN102171148A (zh) 2011-08-31
JP5529866B2 (ja) 2014-06-25
EP2321223A1 (en) 2011-05-18
CN104724728B (zh) 2017-04-12
US20130105332A1 (en) 2013-05-02
WO2010016932A1 (en) 2010-02-11
US10041180B2 (en) 2018-08-07
US20150191837A1 (en) 2015-07-09
EP2321223B1 (en) 2018-10-10
US10233551B2 (en) 2019-03-19

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B06T Formal requirements before examination

Free format text: O DEPOSITANTE DEVE RESPONDER A EXIGENCIA FORMULADA NESTE PARECER POR MEIO DO SERVICO DE CODIGO 206 EM ATE 60 (SESSENTA) DIAS, A PARTIR DA DATA DE PUBLICACAO NA RPI, SOB PENA DO ARQUIVAMENTO DO PEDIDO, DE ACORDO COM O ART. 34 DA LPI.PUBLIQUE-SE A EXIGENCIA (6.20).

B07A Technical examination (opinion): publication of technical examination (opinion)
B09A Decision: intention to grant
B09X Decision of grant: republication
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 24/12/2019, OBSERVADAS AS CONDICOES LEGAIS.