BR9005114A - Processo para a concentracao de um liquido contendo acido sulfurico e agua e dispositivo - Google Patents

Processo para a concentracao de um liquido contendo acido sulfurico e agua e dispositivo

Info

Publication number
BR9005114A
BR9005114A BR909005114A BR9005114A BR9005114A BR 9005114 A BR9005114 A BR 9005114A BR 909005114 A BR909005114 A BR 909005114A BR 9005114 A BR9005114 A BR 9005114A BR 9005114 A BR9005114 A BR 9005114A
Authority
BR
Brazil
Prior art keywords
concentration
water
sulfuric acid
liquid containing
containing sulfuric
Prior art date
Application number
BR909005114A
Other languages
English (en)
Inventor
Klaus Hohmann
Heinz Dittmar
Ramiro Serrano-Velarde
Original Assignee
Metallgesellschaft 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6392409&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9005114(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of BR9005114A publication Critical patent/BR9005114A/pt

Links

Classifications

    • 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
    • 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
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/04—Oxides; Hydroxides
    • C01G23/047—Titanium dioxide
    • C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
    • C01G23/0532—Producing by wet processes, e.g. hydrolysing titanium salts by hydrolysing sulfate-containing salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR909005114A 1989-10-27 1990-10-12 Processo para a concentracao de um liquido contendo acido sulfurico e agua e dispositivo BR9005114A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3935892A DE3935892C2 (de) 1989-10-27 1989-10-27 Verfahren und Vorrichtung zum Konzentrieren einer Schwefelsäure und Wasser enthaltenden Flüssigkeit

Publications (1)

Publication Number Publication Date
BR9005114A true BR9005114A (pt) 1991-09-17

Family

ID=6392409

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909005114A BR9005114A (pt) 1989-10-27 1990-10-12 Processo para a concentracao de um liquido contendo acido sulfurico e agua e dispositivo

Country Status (8)

Country Link
EP (1) EP0425000B2 (pt)
JP (1) JPH03146408A (pt)
AU (1) AU624540B2 (pt)
BR (1) BR9005114A (pt)
CA (1) CA2024547A1 (pt)
DE (2) DE3935892C2 (pt)
ES (1) ES2047829T5 (pt)
MY (1) MY106697A (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH682398A5 (de) * 1991-09-13 1993-09-15 Escher Wyss Ag Verfahren zur Energieeinsparung bei der Herstellung von Titandioxid.
DE19741511A1 (de) * 1997-09-20 1999-04-01 Metallgesellschaft Ag Verfahren zur Aufkonzentrierung von Dünnsäure durch Ausnutzung von Prozeßwärme in einer Zwangsumlaufverdampferanlage
GB9816464D0 (en) * 1998-07-30 1998-09-23 Tioxide Group Services Ltd Process for the concentration of dilute sulphuric acid solutions
ATE265459T1 (de) 1999-09-28 2004-05-15 Otsuka Pharma Co Ltd Triazolpurin-derivate, medikamentzusammensetzungen, die diese enthalten und mittel, die affinität zum adenosin a3 rezeptor zeigen
DE10024457A1 (de) * 2000-05-18 2001-11-29 Sachtleben Chemie Gmbh Verfahren zur Konzentration des Schwefelsäure-Gehalts von bei der Produktion von Titandioxid anfallender Dünnsäure
ITPR20040050A1 (it) * 2004-07-20 2004-10-20 Fmc Technologies Italia Spa Impianto di evaporazione per frutta e prodotti vegetali a basso consumo energetico e limitatissimo danno termico.
WO2008003297A2 (de) * 2006-07-03 2008-01-10 Lailach Guenter Verfahren und anlage zum konzentrieren metallsulfathaltiger schwefelsäure
JP6001328B2 (ja) * 2012-05-23 2016-10-05 パンパシフィック・カッパー株式会社 硫酸酸性液の濃縮装置、硫酸酸性液の濃縮方法及び粗硫酸ニッケルの回収方法
JP2016180187A (ja) * 2016-07-05 2016-10-13 パンパシフィック・カッパー株式会社 硫酸酸性液の濃縮装置、硫酸酸性液の濃縮方法及び粗硫酸ニッケルの回収方法
DE102020131827A1 (de) 2020-12-01 2022-06-02 Andreas Wilk Vorrichtung und Verfahren zur Aufkonzentrierung korrosiver Flüssigkeiten

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972412C (de) * 1951-06-01 1959-07-16 Metallgesellschaft Ag Verfahren zum Eindampfen von Schwefelsaeure oder sich aehnlich verhaltenden Loesungen
DE1233368B (de) * 1962-08-13 1967-02-02 Heraeus Schott Quarzschmelze Verfahren zur kontinuierlichen Destillation von Schwefelsaeure in Apparaturen aus keramischen Werkstoffen
DE2632989A1 (de) * 1976-07-22 1978-02-02 Hoechst Ag Verfahren zum regenerieren von schwefelsaeure
DE2824010A1 (de) * 1978-06-01 1979-12-13 Metallgesellschaft Ag Verfahren zur aufkonzentrierung von verduennter phosphorsaeure
EP0022181B1 (de) * 1979-06-13 1983-10-12 Bayer Ag Verfahren und Vorrichtung zum Regenerieren von Schwefelsäure
DE3327769A1 (de) * 1983-08-02 1985-02-14 Bayer Ag, 5090 Leverkusen Verfahren zur aufarbeitung von duennsaeuren
DE3632623A1 (de) * 1986-09-25 1988-03-31 Bayer Ag Verfahren zum aufkonzentrieren von schwefelsaeure

Also Published As

Publication number Publication date
ES2047829T5 (es) 1997-01-16
DE3935892C2 (de) 1994-08-25
DE59003963D1 (de) 1994-02-03
JPH03146408A (ja) 1991-06-21
EP0425000B2 (de) 1996-11-27
CA2024547A1 (en) 1991-04-28
ES2047829T3 (es) 1994-03-01
AU6499290A (en) 1991-05-02
EP0425000A1 (de) 1991-05-02
EP0425000B1 (de) 1993-12-22
MY106697A (en) 1995-07-31
AU624540B2 (en) 1992-06-11
DE3935892A1 (de) 1991-05-02

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
KD Notifcation of receipt (letter patent)
FA11 Dismissal: dismissal - article 38, par. 2 of industrial property law