GB2004469B - Sulphuric acid concentration - Google Patents

Sulphuric acid concentration

Info

Publication number
GB2004469B
GB2004469B GB7837625A GB7837625A GB2004469B GB 2004469 B GB2004469 B GB 2004469B GB 7837625 A GB7837625 A GB 7837625A GB 7837625 A GB7837625 A GB 7837625A GB 2004469 B GB2004469 B GB 2004469B
Authority
GB
United Kingdom
Prior art keywords
sulphuric acid
acid concentration
sulphuric
concentration
acid
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.)
Expired
Application number
GB7837625A
Other languages
English (en)
Other versions
GB2004469A (en
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.)
Sulzer Escher Wyss AG
Montedison SpA
Original Assignee
Escher Wyss AG
Montedison SpA
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 Escher Wyss AG, Montedison SpA filed Critical Escher Wyss AG
Publication of GB2004469A publication Critical patent/GB2004469A/en
Application granted granted Critical
Publication of GB2004469B publication Critical patent/GB2004469B/en
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
GB7837625A 1977-09-21 1978-09-21 Sulphuric acid concentration Expired GB2004469B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2779777A IT1086096B (it) 1977-09-21 1977-09-21 Procedimento per la concentrazione di soluzioni acquose di acido solforico

Publications (2)

Publication Number Publication Date
GB2004469A GB2004469A (en) 1979-04-04
GB2004469B true GB2004469B (en) 1982-07-14

Family

ID=11222349

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7837625A Expired GB2004469B (en) 1977-09-21 1978-09-21 Sulphuric acid concentration

Country Status (8)

Country Link
JP (1) JPS5461094A (enrdf_load_stackoverflow)
CH (1) CH638465A5 (enrdf_load_stackoverflow)
DE (1) DE2807380A1 (enrdf_load_stackoverflow)
FR (1) FR2403973A1 (enrdf_load_stackoverflow)
GB (1) GB2004469B (enrdf_load_stackoverflow)
IT (1) IT1086096B (enrdf_load_stackoverflow)
NL (1) NL7809474A (enrdf_load_stackoverflow)
RO (1) RO76235A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH672633A5 (enrdf_load_stackoverflow) * 1987-11-23 1989-12-15 Escher Wyss Ag
DE4403841C2 (de) * 1994-02-08 1997-12-04 Bayer Ag Verfahren zum Eindampfen von Gebrauchtschwefelsäure
DE4403840C2 (de) * 1994-02-08 1997-12-04 Bayer Ag Verfahren zur Rückgewinnung von Schwefelsäure aus metallsulfathaltigen Gebrauchtsäuren
AU709404B2 (en) * 1995-07-24 1999-08-26 Kerr-Mcgee Pigments Gmbh & Co. Kg Process for the recovery of sulphuric acid from spent acids containing metal sulphates
JP4737670B2 (ja) * 2005-03-30 2011-08-03 株式会社ササクラ カルシウム及び硫酸を含む廃水の処理方法及びその装置
WO2008003297A2 (de) * 2006-07-03 2008-01-10 Lailach Guenter Verfahren und anlage zum konzentrieren metallsulfathaltiger schwefelsäure
CN110104617A (zh) * 2019-04-24 2019-08-09 成都先进金属材料产业技术研究院有限公司 利用硫酸铝铵浓缩钛白废酸的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2078088A (en) * 1935-11-22 1937-04-20 Mantius Process of recovering sulphuric acid from sulphuric acid solutions of sulphates
FR1076258A (fr) * 1952-03-25 1954-10-25 C D Patents Ltd Procédé pour la récupération de l'acide sulfurique et des sulfates inorganiques à partir des liqueurs usées diluées
DE957473C (de) * 1953-06-02 1957-02-07 Bayer Ag Verfahren zum Kristallisieren von Stoffen, die mit verschiedenen Mengen Kristallwasser kristallisieren koennen, in kristallwasserfreier oder kristallwasserarmer Form
DE1131193B (de) * 1960-10-14 1962-06-14 Bayer Ag Verfahren zum Einengen und Entsalzen verduennter, salzhaltiger Schwefelsaeure
JPS5314429B2 (enrdf_load_stackoverflow) * 1973-05-11 1978-05-17
FR2328658A1 (fr) * 1975-10-20 1977-05-20 Pechiney Aluminium Perfectionnements a l'epuration de solutions sulfuriques diluees

Also Published As

Publication number Publication date
DE2807380C2 (enrdf_load_stackoverflow) 1990-08-09
NL7809474A (nl) 1979-03-23
DE2807380A1 (de) 1979-03-29
IT1086096B (it) 1985-05-28
JPS5461094A (en) 1979-05-17
FR2403973A1 (fr) 1979-04-20
RO76235A (ro) 1981-04-30
FR2403973B1 (enrdf_load_stackoverflow) 1983-01-28
CH638465A5 (de) 1983-09-30
JPS6335320B2 (enrdf_load_stackoverflow) 1988-07-14
GB2004469A (en) 1979-04-04

Similar Documents

Publication Publication Date Title
JPS5481267A (en) Interphenylenee99thiaa111oxoo122azaprostanic acid
PT68956A (en) Phthalazin-4-ylacetic acid derivatives
ZA783719B (en) Pyridyloxy-phenoxyalkanecarboxylic acid derivatives
GB2002762B (en) Cycloalkylidenemethylphenylacetic acid derivatives
JPS52144669A (en) 122azaprostanic acid
GB2005264B (en) Haloaminoalkanoic acid derivatives
GB1557553A (en) Oxazolinoazetidinylbutyric acid derivatives
JPS535119A (en) Ureidoacetohydroxamic acid
GB2004469B (en) Sulphuric acid concentration
IE781469L (en) Alpha-substituted-thien-3-ylacetic acid
ZA776012B (en) Improved acid electrotinning bath
AU4057878A (en) Clavulinic acid derivatives
AU3593078A (en) Preparation of sulphuric acid
AU3315778A (en) Benzoheterocyclylglyoxylic acid derivatives
GB2004853B (en) Concentrating suphuric acid
GB2090244B (en) B-(o-trifluoromethylanilino) propanoic acid
PT67977B (en) Trace acid removal
JPS5331630A (en) Sulfurrcontaining nnbenzylamino acid
GB1555849A (en) Carboxyphenlactic acid dervitives
NZ187541A (en) 2-acetylene-2-amino-3-phenylpropionic acid derivatives
JPS5283613A (en) Novel benzylaminoalkane acid
GB1554118A (en) 2-oxo-3-phenylbutanoic acid derivatives
ZA783883B (en) Phenoxyphenylthioalkanecarboxylic acid derivatives
PH14928A (en) 2-methyl-2-phenoxy-propionic acid derivatives
JPS53138984A (en) Solution concentration

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920921