FI830047L - Foerfarande foer rening av magnesium-raomaterial - Google Patents

Foerfarande foer rening av magnesium-raomaterial

Info

Publication number: FI830047L
Authority: FI; Finland
Prior art keywords: raomaterial; magnesium; foerfarande foer; foer rening; rening
Prior art date: 1982-01-14

Application number

FI830047A

Other languages

English (en)

Other versions

FI70561B (fi

FI70561C (fi

FI830047A0 (fi

Inventor

Stanislav Najmr

Zdenek Jerman

Jaroslav Kralicek

Original Assignee

Vysoka Skola Chem Tech

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.)

1982-01-14

Filing date

1983-01-07

Publication date

1983-07-15

1983-01-07 Application filed by Vysoka Skola Chem Tech filed Critical Vysoka Skola Chem Tech

1983-01-07 Publication of FI830047A0 publication Critical patent/FI830047A0/fi

1983-07-15 Publication of FI830047L publication Critical patent/FI830047L/fi

1986-06-06 Publication of FI70561B publication Critical patent/FI70561B/fi

1988-04-26 Application granted granted Critical

1988-04-26 Publication of FI70561C publication Critical patent/FI70561C/fi

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
- C01F5/42—Magnesium sulfites

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

FI830047A 1982-01-14 1983-01-07 Foerfarande foer rening av magnesium-raomaterial. FI70561C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CS82297A CS225767B1 (en)	1982-01-14	1982-01-14	The purification of magnesium raw materials
CS29782		1982-01-14

Publications (4)

Publication Number	Publication Date
FI830047A0 FI830047A0 (fi)	1983-01-07
FI830047L true FI830047L (fi)	1983-07-15
FI70561B FI70561B (fi)	1986-06-06
FI70561C FI70561C (fi)	1988-04-26

Family

ID=5334832

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI830047A FI70561C (fi)	1982-01-14	1983-01-07	Foerfarande foer rening av magnesium-raomaterial.

Country Status (6)

Country	Link
US (1)	US4474737A (fi)
CA (1)	CA1210219A (fi)
CS (1)	CS225767B1 (fi)
DE (1)	DE3247837A1 (fi)
FI (1)	FI70561C (fi)
SE (1)	SE451713B (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CS231456B1 (en) *	1981-12-21	1984-11-19	Stanislav Najmr	Processing method of pure supersatutated solution of magnesium sulphite
US4937056A (en) *	1986-06-20	1990-06-26	Materials-Concepts-Research Limited	Process for obtaining high purity magnesium compounds from magnesium containing materials
US6214313B1 (en)	1999-04-13	2001-04-10	Dravo Lime, Inc.	High-purity magnesium hydroxide and process for its production
EP1846328A1 (en) *	2005-02-01	2007-10-24	BHP Billiton Ssm Technology Pty Ltd.	Process for the production of magnesium oxide

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US338558A (en) *		1886-03-23		Process of manufacturing sulphites
US690503A (en) *	1901-05-13	1902-01-07	Herbert H Wing	Process of making magnesium sulfite.
US2801900A (en) *	1954-07-16	1957-08-06	Marathon Corp	Process for treating spent sulfite liquor
US3085858A (en) *	1959-11-09	1963-04-16	Aluminium Lab Ltd	Recovery of magnesium compounds from ores
US3679362A (en) *	1969-02-19	1972-07-25	Hellmut Hartmann	Process for making magnesium oxide or hydroxide from magnesium containing raw materials
US3653823A (en) *	1970-02-27	1972-04-04	Chemical Construction Corp	Removal of sulfur dioxide from gas streams
US3655338A (en) *	1970-06-10	1972-04-11	Chemical Construction Corp	Centrifugal filtration of magnesium sulfite slurries
US3758668A (en) *	1970-08-11	1973-09-11	Babcock & Wilcox Co	So2 absorption system with regeneration of absorbent
FI49393C (fi) *	1972-04-26	1975-06-10	Suomen Talkki Oy	Menetelmä puhtaiden magnesiumyhdisteiden lähtöaineeksi sopivan magnesi umbisulfiitin liuoksen valmistamiseksi.
US4046856A (en) *	1974-03-15	1977-09-06	Kawasaki Jukogyo Kabushiki Kaisha	Method for removing sulfur oxide from stack gas
ZA741871B (en) *	1974-03-22	1975-11-26	Ver Refractories Ltd	The beneficiation of magnesite
ZA763419B (en) *	1976-06-09	1977-12-28	Anglo Amer Corp South Africa	Urgrading of magnesium containing materials
JPS608850B2 (ja) *	1976-08-02	1985-03-06	三菱重工業株式会社	排ガスの処理法
AT366986B (de) *	1979-07-16	1982-05-25	Waagner Biro Ag	Verfahren und einrichtung zur herstellung technisch reiner magnesiumverbindungen

1982
- 1982-01-14 CS CS82297A patent/CS225767B1/cs unknown
- 1982-12-23 DE DE19823247837 patent/DE3247837A1/de not_active Withdrawn
1983
- 1983-01-06 CA CA000418969A patent/CA1210219A/en not_active Expired
- 1983-01-07 FI FI830047A patent/FI70561C/fi not_active IP Right Cessation
- 1983-01-10 US US06/457,046 patent/US4474737A/en not_active Expired - Fee Related
- 1983-01-11 SE SE8300098A patent/SE451713B/sv not_active IP Right Cessation

Also Published As

Publication number	Publication date
DE3247837A1 (de)	1983-07-21
CS225767B1 (en)	1984-02-13
FI70561B (fi)	1986-06-06
FI70561C (fi)	1988-04-26
US4474737A (en)	1984-10-02
SE8300098D0 (sv)	1983-01-11
CA1210219A (en)	1986-08-26
SE8300098L (sv)	1983-07-15
SE451713B (sv)	1987-10-26
FI830047A0 (fi)	1983-01-07

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Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: VYSOKA SKOLA CHEMICKO-TECHNOLOGICKA