DK0487479T3 - Fremgangsmåde til rensning af jernoxid - Google Patents

Fremgangsmåde til rensning af jernoxid

Info

Publication number: DK0487479T3
Authority: DK; Denmark
Prior art keywords: iron oxide; purification process; oxide purification; hematite; slime
Prior art date: 1990-11-22

Application number

DK91850285.7T

Other languages

English (en)

Inventor

Jonas Svensson

Bo Zander

Original Assignee

Sydvaranger As

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.)

1990-11-22

Filing date

1991-11-19

Publication date

1996-04-29

1991-11-19 Application filed by Sydvaranger As filed Critical Sydvaranger As

1996-04-29 Application granted granted Critical

1996-04-29 Publication of DK0487479T3 publication Critical patent/DK0487479T3/da

Links

UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title abstract 6
238000000746 purification Methods 0.000 title 1
239000002253 acid Substances 0.000 abstract 2
238000000034 method Methods 0.000 abstract 2
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
150000007513 acids Chemical class 0.000 abstract 1
239000003513 alkali Substances 0.000 abstract 1
239000007864 aqueous solution Substances 0.000 abstract 1
238000001354 calcination Methods 0.000 abstract 1
239000011019 hematite Substances 0.000 abstract 1
229910052595 hematite Inorganic materials 0.000 abstract 1
239000012535 impurity Substances 0.000 abstract 1
LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 abstract 1
SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 abstract 1
238000002386 leaching Methods 0.000 abstract 1
239000000203 mixture Substances 0.000 abstract 1
239000010453 quartz Substances 0.000 abstract 1
VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/06—Ferric oxide [Fe2O3]
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Compounds Of Iron (AREA)
Catalysts (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Manufacture And Refinement Of Metals (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Medicines Containing Material From Animals Or Micro-Organisms (AREA)

DK91850285.7T 1990-11-22 1991-11-19 Fremgangsmåde til rensning af jernoxid DK0487479T3 (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NO905062A NO171307C (no)	1990-11-22	1990-11-22	Fremgangsmaate for rensing av jernoksyd
US07/941,407 US5312602A (en)	1990-11-22	1992-09-08	Method for purifying iron oxide

Publications (1)

Publication Number	Publication Date
DK0487479T3 true DK0487479T3 (da)	1996-04-29

Family

ID=26648253

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK91850285.7T DK0487479T3 (da)	1990-11-22	1991-11-19	Fremgangsmåde til rensning af jernoxid

Country Status (11)

Country	Link
US (1)	US5312602A (da)
EP (1)	EP0487479B1 (da)
JP (1)	JPH06183749A (da)
AT (1)	ATE136010T1 (da)
BR (1)	BR9105083A (da)
DE (1)	DE69118326T2 (da)
DK (1)	DK0487479T3 (da)
ES (1)	ES2085460T3 (da)
FI (1)	FI100965B (da)
GR (1)	GR3020214T3 (da)
NO (1)	NO171307C (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6098810A (en) *	1998-06-26	2000-08-08	Pueblo Process, Llc	Flotation process for separating silica from feldspar to form a feed material for making glass
US7353423B2 (en) *	2004-09-24	2008-04-01	International Business Machines Corporation	System and method for improving the performance of operations requiring parity reads in a storage array system
US10192660B2 (en) *	2010-07-02	2019-01-29	Sri Lanka Institute of Nanotechnology (Pvt) Ltd.	Process for preparation of nanoparticles from magnetite ore
CN107572596B (zh) *	2017-09-14	2020-02-18	武汉科技大学	一种高磷鲕状赤铁矿制备高纯氧化铁红的方法
CN113479938A (zh) *	2021-07-02	2021-10-08	内蒙古科技大学	利用铁氧化物制备高纯氧化铁的方法
CN115896446B (zh) *	2022-11-07	2025-01-21	中南大学	一种基于气氛控制低温焙烧的硼铁混合精矿综合利用的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2875039A (en) *	1955-08-26	1959-02-24	Columbia Southern Chem Corp	Method of leaching unreduced ironcontaining titaniferous ores
GB1162431A (en) *	1967-03-03	1969-08-27	Trevor Frederick Moss	Improvements in or relating to Extensible Coiled Airlines
CA907864A (en) *	1970-07-28	1972-08-22	Ontario Research Foundation	Method of liberating silica from iron ore
SU804679A1 (ru) *	1979-04-11	1981-02-15	Всесоюзный Научно-Исследовательскийи Проектный Институт Галургии	Способ получени железоокисныхпигМЕНТОВ и СульфАТОВ щЕлОчНыХ ME-ТАллОВ
DE3711371A1 (de) *	1987-04-04	1988-10-20	Metallgesellschaft Ag	Verfahren zur gewinnung von v(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)5(pfeil abwaerts)

1990
- 1990-11-22 NO NO905062A patent/NO171307C/no unknown
1991
- 1991-11-19 DK DK91850285.7T patent/DK0487479T3/da active
- 1991-11-19 AT AT91850285T patent/ATE136010T1/de not_active IP Right Cessation
- 1991-11-19 ES ES91850285T patent/ES2085460T3/es not_active Expired - Lifetime
- 1991-11-19 DE DE69118326T patent/DE69118326T2/de not_active Expired - Fee Related
- 1991-11-19 EP EP91850285A patent/EP0487479B1/en not_active Expired - Lifetime
- 1991-11-20 FI FI915480A patent/FI100965B/fi active
- 1991-11-21 JP JP3305956A patent/JPH06183749A/ja active Pending
- 1991-11-22 BR BR919105083A patent/BR9105083A/pt not_active IP Right Cessation
1992
- 1992-09-08 US US07/941,407 patent/US5312602A/en not_active Expired - Fee Related
1996
- 1996-06-12 GR GR960401593T patent/GR3020214T3/el unknown

Also Published As

Publication number	Publication date
ES2085460T3 (es)	1996-06-01
DE69118326D1 (de)	1996-05-02
ATE136010T1 (de)	1996-04-15
DE69118326T2 (de)	1996-10-24
NO171307C (no)	1993-02-24
EP0487479B1 (en)	1996-03-27
EP0487479A2 (en)	1992-05-27
FI100965B (fi)	1998-03-31
NO905062L (no)	1992-05-25
US5312602A (en)	1994-05-17
NO171307B (no)	1992-11-16
GR3020214T3 (en)	1996-09-30
FI915480A0 (fi)	1991-11-20
JPH06183749A (ja)	1994-07-05
FI915480L (fi)	1992-05-23
NO905062D0 (no)	1990-11-22
BR9105083A (pt)	1992-08-18
EP0487479A3 (en)	1993-05-19

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