FI800387A - Foerfarande foer anrikning av jaernhaltiga material - Google Patents

Foerfarande foer anrikning av jaernhaltiga material

Info

Publication number: FI800387A
Authority: FI; Finland
Prior art keywords: jaernhaltiga; anrikning; foerfarande foer; foerfarande; foer
Prior art date: 1979-02-21

Application number

FI800387A

Other languages

English (en)

Other versions

FI69114C (fi

FI69114B (fi

Inventor

Michael Robinson

Original Assignee

Laporte Industries Ltd

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.)

1979-02-21

Filing date

1980-02-07

Publication date

1980-08-22

1980-02-07 Application filed by Laporte Industries Ltd filed Critical Laporte Industries Ltd

1980-08-22 Publication of FI800387A publication Critical patent/FI800387A/fi

1985-08-30 Application granted granted Critical

1985-08-30 Publication of FI69114B publication Critical patent/FI69114B/fi

1987-08-05 Publication of FI69114C publication Critical patent/FI69114C/fi

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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
- C22B1/08—Chloridising roasting
- 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
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/32—Obtaining chromium

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Manufacturing & Machinery (AREA)
Life Sciences & Earth Sciences (AREA)
Environmental & Geological Engineering (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Inorganic Compounds Of Heavy Metals (AREA)
Manufacture And Refinement Of Metals (AREA)
Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

FI800387A 1979-02-21 1980-02-07 Foerfarande foer anrikning av jaernhaltiga materialer. FI69114C (fi)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
GB7906157		1979-02-21
GB7906157		1979-02-21
GB7936646		1979-10-23
GB7936646		1979-10-23

Publications (3)

Publication Number	Publication Date
FI800387A true FI800387A (fi)	1980-08-22
FI69114B FI69114B (fi)	1985-08-30
FI69114C FI69114C (fi)	1987-08-05

Family

ID=26270650

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI800387A FI69114C (fi)	1979-02-21	1980-02-07	Foerfarande foer anrikning av jaernhaltiga materialer.

Country Status (11)

Country	Link
US (1)	US4279640A (fi)
EP (1)	EP0016516B1 (fi)
BR (1)	BR8001038A (fi)
DE (1)	DE3061943D1 (fi)
ES (1)	ES488762A0 (fi)
FI (1)	FI69114C (fi)
IN (1)	IN152431B (fi)
PH (1)	PH16365A (fi)
PL (1)	PL121564B1 (fi)
SE (2)	SE8001344L (fi)
YU (1)	YU46780A (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ZA81604B (en) *	1980-02-19	1982-02-24	Laporte Industries Ltd	Process for beneficiating oxidic ores
DE3368687D1 (en) *	1982-10-09	1987-02-05	Scm Chemicals	Process for the chlorination of oxidic materials
AU5806896A (en) *	1996-05-31	1998-01-05	Ug Plus International Inc.	Process for obtaining chromium enriched chromite from chromite ores

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE281996C (fi) *
US2277220A (en) *	1939-12-28	1942-03-24	Electro Metallurg Co	Ore treatment
US2709131A (en) *	1949-06-24	1955-05-24	Armeo Steel Corp	Method of producing concentrates of iron and manganese from low-grade ores and slags
US2752301A (en) *	1951-03-07	1956-06-26	Walter M Weil	Recovery of chromium and iron values from chromium-iron ores
US2993759A (en) *	1958-09-15	1961-07-25	Kellogg M W Co	Treatment of iron ore
US3216817A (en) *	1963-03-18	1965-11-09	Allied Chem	Beneficiation of chromium ore
US3473916A (en) *	1966-08-31	1969-10-21	Du Pont	Process for beneficiating chrome ores
GB1359882A (en) *	1971-01-27	1974-07-17	Laporte Industries Ltd	Beneficiation of ores

1980
- 1980-01-31 DE DE8080300279T patent/DE3061943D1/de not_active Expired
- 1980-01-31 EP EP80300279A patent/EP0016516B1/en not_active Expired
- 1980-01-31 US US06/117,068 patent/US4279640A/en not_active Expired - Lifetime
- 1980-02-07 FI FI800387A patent/FI69114C/fi not_active IP Right Cessation
- 1980-02-18 PH PH23656A patent/PH16365A/en unknown
- 1980-02-19 PL PL1980222103A patent/PL121564B1/pl unknown
- 1980-02-20 SE SE8001344D patent/SE8001344L/xx not_active Application Discontinuation
- 1980-02-20 ES ES488762A patent/ES488762A0/es active Granted
- 1980-02-20 SE SE8001344A patent/SE450132B/sv not_active IP Right Cessation
- 1980-02-20 YU YU00467/80A patent/YU46780A/xx unknown
- 1980-02-21 BR BR8001038A patent/BR8001038A/pt not_active IP Right Cessation
- 1980-02-21 IN IN196/CAL/80A patent/IN152431B/en unknown

Also Published As

Publication number	Publication date
DE3061943D1 (en)	1983-03-24
EP0016516A1 (en)	1980-10-01
SE8001344L (sv)	1980-08-22
US4279640A (en)	1981-07-21
BR8001038A (pt)	1980-10-29
YU46780A (en)	1983-01-21
FI69114C (fi)	1987-08-05
EP0016516B1 (en)	1983-02-16
SE450132B (sv)	1987-06-09
PH16365A (en)	1983-09-08
FI69114B (fi)	1985-08-30
ES8101125A1 (es)	1980-12-01
PL121564B1 (en)	1982-05-31
ES488762A0 (es)	1980-12-01
PL222103A1 (fi)	1980-11-03
IN152431B (fi)	1984-01-14

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Legal Events

Date	Code	Title	Description
1997-09-09	MM	Patent lapsed
2004-08-31	MM	Patent lapsed	Owner name: SCM CHEMICALS LIMITED