FI832008L - Foerfarande foer energibesparing vid tio2-framstaellning - Google Patents

Foerfarande foer energibesparing vid tio2-framstaellning

Info

Publication number: FI832008L
Authority: FI; Finland
Prior art keywords: energibesparing; framstaellning; vid; tio2; foerfarande foer
Prior art date: 1982-06-07

Application number

FI832008A

Other languages

English (en)

Other versions

FI832008A0 (fi

FI72499B (fi

FI72499C (fi

Inventor

Rudolf Gerken

Gynter Lailach

Karl-Heinz Schultz

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.)

1982-06-07

Filing date

1983-06-03

Publication date

1983-12-08

1983-06-03 Application filed by Bayer Ag filed Critical Bayer Ag

1983-06-03 Publication of FI832008A0 publication Critical patent/FI832008A0/fi

1983-12-08 Publication of FI832008L publication Critical patent/FI832008L/fi

1987-02-27 Publication of FI72499B publication Critical patent/FI72499B/fi

1987-06-08 Application granted granted Critical

1987-06-08 Publication of FI72499C publication Critical patent/FI72499C/fi

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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Environmental & Geological Engineering (AREA)
General Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Treating Waste Gases (AREA)
Inorganic Compounds Of Heavy Metals (AREA)
Crystals, And After-Treatments Of Crystals (AREA)
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

FI832008A 1982-06-07 1983-06-03 Foerfarande foer energibesparing vid tio2-framstaellning. FI72499C (fi)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
DE3221477		1982-06-07
DE3221477		1982-06-07
DE3230755		1982-08-18
DE19823230755 DE3230755A1 (de)	1982-06-07	1982-08-18	Verfahren zur energieeinsparung bei der ti0(pfeil abwaerts)2(pfeil abwaerts)-herstellung

Publications (4)

Publication Number	Publication Date
FI832008A0 FI832008A0 (fi)	1983-06-03
FI832008L true FI832008L (fi)	1983-12-08
FI72499B FI72499B (fi)	1987-02-27
FI72499C FI72499C (fi)	1987-06-08

Family

ID=25802310

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI832008A FI72499C (fi)	1982-06-07	1983-06-03	Foerfarande foer energibesparing vid tio2-framstaellning.

Country Status (5)

Country	Link
EP (1)	EP0097259B1 (fi)
DE (2)	DE3230755A1 (fi)
ES (1)	ES8403424A1 (fi)
FI (1)	FI72499C (fi)
NO (1)	NO162229C (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3513120A1 (de) *	1985-04-12	1986-10-23	Bayer Ag, 5090 Leverkusen	Verfahren zur herstellung von titandioxid
DE3537941A1 (de) *	1985-10-25	1987-04-30	Bayer Ag	Aus duennsaeure gewonnene metallsulfatsuspension, verfahren zu ihrer herstellung sowie deren verwendung
DE3627655A1 (de) *	1986-08-14	1988-03-24	Bayer Ag	Verfahren zur herstellung von titandioxidpigmenten
US5229087A (en) *	1987-06-04	1993-07-20	Bayer Aktiengesellschaft	Process for the preparation of titanium dioxide
DE3736111A1 (de) *	1987-10-26	1989-05-03	Kronos Titan Gmbh	Verfahren zur energie- und materialsparenden aufarbeitung der bei der titandioxidherstellung nach dem sulfatverfahren anfallenden duennsaeure
DE3930991A1 (de) *	1989-09-16	1991-03-28	Bayer Ag	Verfahren zum herstellen von titandioxid
EP0476172B1 (de) *	1990-09-20	1993-10-20	KRONOS TITAN-Gesellschaft mbH	Verfahren zur Vorkonzentrierung der bei der Titandioxidherstellung nach dem Sulfatverfahren anfallenden Dünnsäure und Verwendung einer Vorrichtung für dieses Verfahren
CH682398A5 (de) *	1991-09-13	1993-09-15	Escher Wyss Ag	Verfahren zur Energieeinsparung bei der Herstellung von Titandioxid.
CN102115045B (zh) *	2010-11-30	2015-10-07	东营方圆有色金属有限公司	一种利用冶炼烟气余热浓缩净化稀酸的方法
CN102080928B (zh) *	2011-02-14	2012-11-07	潜江方圆钛白有限公司	硫酸法钛白粉生产中回转窑煅烧烟气热能利用方法及装置
CN105561721B (zh) *	2015-12-23	2018-01-12	上海颜钛实业有限公司	钛白粉生产过程中煅烧尾气的处理方法
CN105727727A (zh) *	2016-02-25	2016-07-06	攀枝花学院	钒渣焙烧尾气的处理方法
CN111874945B (zh) *	2020-08-03	2022-08-16	上海安赐环保科技股份有限公司	一种硫酸法钛白粉水洗系统、净化系统以及工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE871599C (de) *	1939-03-24	1953-03-23	Metallgesellschaft Ag	Verfahren zur UEberfuehrung von verduennter Abfallschwefelsaeure in konzentrierte Saeure bzw. Oleum
US3211538A (en) *	1961-05-31	1965-10-12	Chemical Construction Corp	Concentration of sulfuric acid pickle liquor
US3105744A (en) *	1961-12-06	1963-10-01	Nat Lead Co	Method for producing calcined titanium dioxide pigment material
DE1619881B2 (de) *	1966-09-21	1971-11-11	Hitachi, Ltd., Tokio	Verfahren zum entschwefeln von industrieabgasen
JPS5120282B2 (fi) *	1972-03-29	1976-06-24

1982
- 1982-08-18 DE DE19823230755 patent/DE3230755A1/de not_active Withdrawn
1983
- 1983-05-26 NO NO831868A patent/NO162229C/no not_active IP Right Cessation
- 1983-05-26 DE DE8383105206T patent/DE3361113D1/de not_active Expired
- 1983-05-26 EP EP83105206A patent/EP0097259B1/de not_active Expired
- 1983-06-03 FI FI832008A patent/FI72499C/fi not_active IP Right Cessation
- 1983-06-06 ES ES523029A patent/ES8403424A1/es not_active Expired

Also Published As

Publication number	Publication date
ES523029A0 (es)	1984-03-16
FI832008A0 (fi)	1983-06-03
EP0097259A1 (de)	1984-01-04
DE3361113D1 (en)	1985-12-05
NO162229B (no)	1989-08-21
FI72499B (fi)	1987-02-27
ES8403424A1 (es)	1984-03-16
EP0097259B1 (de)	1985-10-30
NO162229C (no)	1989-11-29
NO831868L (no)	1983-12-08
DE3230755A1 (de)	1983-12-08
FI72499C (fi)	1987-06-08

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Legal Events

Date	Code	Title	Description
1999-02-17	PC	Transfer of assignment of patent	Owner name: KERR-MCGEE PIGMENTS GMBH & CO. KG
2004-08-31	MM	Patent lapsed	Owner name: KERR-MCGEE PIGMENTS GMBH & CO. KG