BR9103676A - Processo para a elaboracao de residuos de reacao da producao de dioxido de titanio - Google Patents

Processo para a elaboracao de residuos de reacao da producao de dioxido de titanio

Info

Publication number
BR9103676A
BR9103676A BR9103676A BR9103676A BR9103676A BR 9103676 A BR9103676 A BR 9103676A BR 9103676 A BR9103676 A BR 9103676A BR 9103676 A BR9103676 A BR 9103676A BR 9103676 A BR9103676 A BR 9103676A
Authority
BR
Brazil
Prior art keywords
preparation
production
titanium dioxide
reaction waste
waste
Prior art date
Application number
BR9103676A
Other languages
English (en)
Inventor
Bernd Dr Kroeckert
Juergen Dr Kischkewitz
Gerhard Wiederhoeft
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6413030&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9103676(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of BR9103676A publication Critical patent/BR9103676A/pt

Links

Classifications

    • 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
    • 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
    • C22B34/124—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 acidic solutions or liquors
    • C22B34/125—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 acidic solutions or liquors containing a sulfur ion as active agent
    • 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Paper (AREA)
  • Catalysts (AREA)
BR9103676A 1990-08-28 1991-08-27 Processo para a elaboracao de residuos de reacao da producao de dioxido de titanio BR9103676A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904027105 DE4027105A1 (de) 1990-08-28 1990-08-28 Verfahren zur aufarbeitung von aufschlussrueckstaenden aus der titandioxidproduktion

Publications (1)

Publication Number Publication Date
BR9103676A true BR9103676A (pt) 1992-05-19

Family

ID=6413030

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9103676A BR9103676A (pt) 1990-08-28 1991-08-27 Processo para a elaboracao de residuos de reacao da producao de dioxido de titanio

Country Status (6)

Country Link
EP (1) EP0475104B1 (pt)
BR (1) BR9103676A (pt)
DE (2) DE4027105A1 (pt)
ES (1) ES2060261T3 (pt)
FI (1) FI914022L (pt)
NO (1) NO913173L (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107531507A (zh) * 2015-01-13 2018-01-02 艾绿卡资源有限公司 含钛材料的选矿

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4318126C1 (de) * 1993-06-01 1994-12-15 Metallgesellschaft Ag Verfahren zur Gewinnung von TiO¶2¶ aus dem Rückstand der TiO¶2¶-Herstellung
DE4344162A1 (de) * 1993-12-23 1995-06-29 Bayer Ag Verfahren zur Herstellung von Titandioxid nach dem Sulfatverfahren
DE4421818C1 (de) * 1994-06-22 1996-02-29 Bayer Ag Verfahren zur Herstellung von Titandioxid nach dem Sulfatverfahren
DE4434315C1 (de) * 1994-09-26 1996-04-04 Bayer Ag Verfahren zur Herstellung von Titandioxid nach dem Sulfatverfahren
DE10106539A1 (de) 2001-02-13 2002-08-22 Kerr Mcgee Pigments Gmbh & Co Verfahren zur Gewinnung von Titandioxid aus Aufschlussrückständen eines Sulfatverfahrens
DE10303287A1 (de) * 2003-01-28 2004-07-29 Sachtleben Chemie Gmbh Verfahren zur Neutralisation und Wiederverwendung von bei der Herstellung von Titandioxid nach dem Sulfatverfahren entstehenden Aufschlussrückständen
DE10336650A1 (de) * 2003-08-09 2005-02-24 Sachtleben Chemie Gmbh Verwendung von TiO2-Rückständen aus dem Sulfatverfahren
WO2012163350A1 (de) 2011-05-31 2012-12-06 Sachtleben Chemie Gmbh Verfahren zur herstellung von titandioxid
MX2015008600A (es) 2013-01-07 2015-10-29 Sachtleben Chemie Gmbh Agregado que contiene titanio, su metodo de fabricacion y su uso.
WO2022076564A1 (en) * 2020-10-06 2022-04-14 The Mosaic Company Process for the production of titanium dioxide from anatase ore through sulphuric acid digestion, followed by leaching, hydrolysis, and calcination

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE952711C (de) * 1952-09-03 1956-11-22 Bayer Ag Verfahren zum kontinuierlichen Aufschluss von Ilmenit
DE2951749A1 (de) * 1979-12-21 1981-07-02 Bayer Ag, 5090 Leverkusen Verfahren zur aufarbeitung von aufschlussrueckstaenden bei der titandioxidherstellung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107531507A (zh) * 2015-01-13 2018-01-02 艾绿卡资源有限公司 含钛材料的选矿

Also Published As

Publication number Publication date
NO913173L (no) 1992-03-02
NO913173D0 (no) 1991-08-14
ES2060261T3 (es) 1994-11-16
FI914022A0 (fi) 1991-08-26
FI914022A7 (fi) 1992-02-29
FI914022L (fi) 1992-02-29
DE4027105A1 (de) 1992-03-05
EP0475104B1 (de) 1994-09-28
DE59103107D1 (de) 1994-11-03
EP0475104A1 (de) 1992-03-18

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Legal Events

Date Code Title Description
KF Request for proof of payment of annual fee
FD5 Application fees: dismissal - article 86 of industrial property law