JPS5645809A - Method and apparatus for regenerating sulfuric acid - Google Patents

Method and apparatus for regenerating sulfuric acid

Info

Publication number
JPS5645809A
JPS5645809A JP7915980A JP7915980A JPS5645809A JP S5645809 A JPS5645809 A JP S5645809A JP 7915980 A JP7915980 A JP 7915980A JP 7915980 A JP7915980 A JP 7915980A JP S5645809 A JPS5645809 A JP S5645809A
Authority
JP
Japan
Prior art keywords
sulfuric acid
regenerating sulfuric
regenerating
acid
sulfuric
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.)
Pending
Application number
JP7915980A
Other languages
Japanese (ja)
Inventor
Fuorutaa Hansuriyuudei
Gureeningu Yurugen
Eru Kiyuunrain Hansu
Ruudorufu Kiyungu Hansu
Maasu Yoahimu
Shiyurutsu Karuruuhaintsu
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of JPS5645809A publication Critical patent/JPS5645809A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/30—Accessories for evaporators ; Constructional details thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/0094—Evaporating with forced circulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/02—Evaporators with heating coils
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/88—Concentration of sulfuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
JP7915980A 1979-06-13 1980-06-13 Method and apparatus for regenerating sulfuric acid Pending JPS5645809A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH551379A CH641126A5 (en) 1979-06-13 1979-06-13 Process and system for regenerating sulphuric acid

Publications (1)

Publication Number Publication Date
JPS5645809A true JPS5645809A (en) 1981-04-25

Family

ID=4294884

Family Applications (3)

Application Number Title Priority Date Filing Date
JP7915880A Granted JPS5645808A (en) 1979-06-13 1980-06-13 Method and apparatus for regenerating sulfuric acid
JP7915980A Pending JPS5645809A (en) 1979-06-13 1980-06-13 Method and apparatus for regenerating sulfuric acid
JP7916080A Granted JPS5645703A (en) 1979-06-13 1980-06-13 Evaporator used for concentrating mineral acid* particularly* sulfuric acid

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP7915880A Granted JPS5645808A (en) 1979-06-13 1980-06-13 Method and apparatus for regenerating sulfuric acid

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP7916080A Granted JPS5645703A (en) 1979-06-13 1980-06-13 Evaporator used for concentrating mineral acid* particularly* sulfuric acid

Country Status (3)

Country Link
JP (3) JPS5645808A (en)
CH (1) CH641126A5 (en)
DE (7) DE3018665A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63153825A (en) * 1986-10-06 1988-06-27 アシンズ　コーポレイション Method and apparatus for continuous recycling of extra-pure liquid for washing semiconductor wafer

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5899150U (en) * 1981-12-26 1983-07-06 河西工業株式会社 car phone
DE3279675D1 (en) * 1982-09-22 1989-06-08 Matsushita Electric Ind Co Ltd Method and device for soldering printed board
US4670242A (en) * 1984-11-09 1987-06-02 Monsanto Company Heat recovery from concentrated sulfuric acid
US4576813A (en) * 1983-07-05 1986-03-18 Monsanto Company Heat recovery from concentrated sulfuric acid
DE3718675A1 (en) * 1987-06-04 1988-12-15 Bayer Ag METHOD FOR EVAPORATING SULFURIC ACID
JPH03213187A (en) * 1990-01-17 1991-09-18 Sakura Seisakusho:Kk High-degree treating system for colored waste liquid
DE4216499C2 (en) * 1992-05-19 1996-03-21 Deutsche Forsch Luft Raumfahrt Process for the recycling of waste sulfuric acid
DE19614642C2 (en) * 1996-02-22 2002-05-16 Mcw Mueller Chemikalien Wertst Process for processing waste sulfuric acid
DE19732190C1 (en) * 1997-07-26 1998-11-12 Deutsch Zentr Luft & Raumfahrt Working up of waste mineral acid to decompose organic impurities
KR101910338B1 (en) * 2010-11-22 2018-10-22 데이진 아라미드 비.브이. Method for increasing the sulfuric acid concentration of a sulfuric acid solution
KR20140117474A (en) * 2012-01-31 2014-10-07 바이엘 인텔렉쳐 프로퍼티 게엠베하 Method and system for producing nitrobenzene
TWI481550B (en) 2013-05-01 2015-04-21 Asia Union Electronic Chemical Corp Method for manufacturing high purity sulfuric acid
CN108862210B (en) * 2018-06-25 2021-12-21 无锡英罗唯森科技有限公司 Sulfuric acid concentration system and process
DE102020131827A1 (en) 2020-12-01 2022-06-02 Andreas Wilk Device and method for concentrating corrosive liquids
CN114558335B (en) * 2022-03-17 2024-03-12 盛隆资源再生（无锡）有限公司 Sulfuric acid concentration system device and concentration method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2242055C3 (en) * 1972-08-26 1979-05-31 Industrie Chemie Thoma Gmbh, 6000 Frankfurt Process for the concentration and purification of sulfuric acid contaminated by organic substances
DE2311085A1 (en) * 1973-03-06 1974-09-19 Bayer Ag SEPARATION OF LIQUID AGGRESSIVE MIXTURES
DE2360706C3 (en) * 1973-12-06 1980-10-16 Hoechst Ag, 6000 Frankfurt Process for the regeneration of sulfuric acid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63153825A (en) * 1986-10-06 1988-06-27 アシンズ　コーポレイション Method and apparatus for continuous recycling of extra-pure liquid for washing semiconductor wafer

Also Published As

Publication number Publication date
DE3065265D1 (en) 1983-11-17
DE3018665A1 (en) 1980-12-18
DE3018664A1 (en) 1980-12-18
JPS5645808A (en) 1981-04-25
DE3018662A1 (en) 1980-12-18
DE3065359D1 (en) 1983-11-24
JPS6357081B2 (en) 1988-11-10
CH641126A5 (en) 1984-02-15
DE3018663A1 (en) 1980-12-18
DE3064108D1 (en) 1983-08-18
JPS5645703A (en) 1981-04-25
JPS6327283B2 (en) 1988-06-02

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