NO942973D0 - Process for the preparation of tin acid - Google Patents

Process for the preparation of tin acid

Info

Publication number
NO942973D0
NO942973D0 NO942973A NO942973A NO942973D0 NO 942973 D0 NO942973 D0 NO 942973D0 NO 942973 A NO942973 A NO 942973A NO 942973 A NO942973 A NO 942973A NO 942973 D0 NO942973 D0 NO 942973D0
Authority
NO
Norway
Prior art keywords
preparation
tin acid
tin
acid
Prior art date
Application number
NO942973A
Other languages
Norwegian (no)
Other versions
NO942973L (en
Inventor
Rene De Cleyn
Frank Quaeyhaegens
Domien Sluyts
Original Assignee
Bayer Antwerpen Nv
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 Antwerpen Nv filed Critical Bayer Antwerpen Nv
Publication of NO942973D0 publication Critical patent/NO942973D0/en
Publication of NO942973L publication Critical patent/NO942973L/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1236—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching
    • C22B34/1254—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching using basic solutions or liquors
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/24—Sulfates of ammonium
    • C01C1/242—Preparation from ammonia and sulfuric acid or sulfur trioxide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Iron (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Removal Of Specific Substances (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Fertilizers (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
NO942973A 1993-08-12 1994-08-11 Process for the preparation of tin acid NO942973L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4327025 1993-08-12

Publications (2)

Publication Number Publication Date
NO942973D0 true NO942973D0 (en) 1994-08-11
NO942973L NO942973L (en) 1995-02-13

Family

ID=6494984

Family Applications (1)

Application Number Title Priority Date Filing Date
NO942973A NO942973L (en) 1993-08-12 1994-08-11 Process for the preparation of tin acid

Country Status (9)

Country Link
EP (1) EP0638515B1 (en)
JP (1) JPH082905A (en)
AU (1) AU668313B2 (en)
CA (1) CA2130212A1 (en)
DE (1) DE59409261D1 (en)
ES (1) ES2146628T3 (en)
FI (1) FI943702A (en)
NO (1) NO942973L (en)
PL (1) PL178525B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19812260A1 (en) * 1998-03-20 1999-09-23 Bayer Ag Production of iron oxide pigments from dilute acid formed in manufacture of titanium dioxide
DE19812261A1 (en) * 1998-03-20 1999-09-23 Bayer Ag Production of gypsum and iron oxide pigments from dilute acid formed in the manufacture of titanium dioxide
DE19812262A1 (en) 1998-03-20 1999-09-23 Bayer Ag Production of gypsum and iron oxide pigments from dilute acid formed in the manufacture of titanium dioxide
CN1217862C (en) * 2000-07-31 2005-09-07 住友化学工业株式会社 Method for prepn. of titanium oxide
DE20321107U1 (en) † 2003-07-17 2005-12-15 Kerr-Mcgee Pigments Gmbh Producing a reducing agent containing iron(II) sulfate, used for reducing the soluble chromate content of cement, comprises concentrating spent sulfuric acid and separating the sulfuric acid from the precipitate
WO2008034921A1 (en) 2006-09-18 2008-03-27 Fertinagro Nutrientes, S.L. Process for obtaining fertilizers from tio2 subproducts, and products obtained in this manner
CN103572058B (en) * 2012-07-31 2016-01-20 有研稀土新材料股份有限公司 A kind of method of enrichment rare earth rare elements and the white gypsum of preparation from sulfate process titanium dioxide waste liquid

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3016286A (en) * 1960-02-29 1962-01-09 Ishihara Sangyo Kaisha Method for the treatment of waste acid resulting from titanium dioxide production
JPS6012283B2 (en) * 1975-05-31 1985-04-01 東ソー株式会社 Method for recovering valuable components from ferrous ammonium sulfate
US4207295A (en) * 1979-02-13 1980-06-10 Union Carbide Corporation Processing of chromium ore
SU923949A1 (en) * 1979-12-07 1982-04-30 Proizv Ob Polimir Im 50 Letiya Process for producing ammonium sulphate
DE3115937A1 (en) * 1981-04-22 1982-11-18 Vajna, Sandor, Dipl.-Ing.Chem. Dr.techn. Process for producing virtually pure solutions of alkali metal sulphates or ammonium sulphates or of sulphuric acid from effluents
DE3123361C2 (en) * 1981-06-12 1983-10-06 Bayer Ag, 5090 Leverkusen Process for working up solutions containing chromium (VI)
DE3524053A1 (en) * 1985-07-05 1987-01-08 Bayer Antwerpen Nv METHOD FOR PRODUCING HIGH QUALITY TITANIUM DIOXIDE BY THE SULFATE METHOD
CN1023107C (en) * 1990-11-24 1993-12-15 侯相林 Process for recovery of chromium from waste solution for electroplating chromium
FR2683217B3 (en) * 1991-11-06 1994-02-11 Papailhau Jean Louis PROCESS FOR THE TREATMENT OF ACID EFFLUENTS FROM THE MANUFACTURE OF TITANIUM OXIDE PIGMENTS ACCORDING TO A SULFURIC PROCESS.
JP2968877B2 (en) * 1991-11-08 1999-11-02 日鉄鉱業株式会社 Method for recovering sulfuric acid from waste sulfuric acid containing metal sulfate

Also Published As

Publication number Publication date
PL304612A1 (en) 1995-02-20
AU668313B2 (en) 1996-04-26
FI943702A (en) 1995-02-13
FI943702A0 (en) 1994-08-10
CA2130212A1 (en) 1995-02-13
EP0638515A3 (en) 1995-09-27
PL178525B1 (en) 2000-05-31
EP0638515A2 (en) 1995-02-15
ES2146628T3 (en) 2000-08-16
JPH082905A (en) 1996-01-09
NO942973L (en) 1995-02-13
AU6893894A (en) 1995-02-23
DE59409261D1 (en) 2000-05-11
EP0638515B1 (en) 2000-04-05

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application