FR2562058B1 - Procede d'elimination de l'oxalate de sodium se produisant lors de l'attaque de la bauxite - Google Patents

Procede d'elimination de l'oxalate de sodium se produisant lors de l'attaque de la bauxite

Info

Publication number: FR2562058B1
Authority: FR; France
Prior art keywords: bauxite; attack; elimination; generating; sodium oxalate
Prior art date: 1984-03-28
Legal status (The legal status 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 status listed.): Expired - Lifetime

Application number

FR858504395A

Other languages

English (en)

Other versions

FR2562058A1 (fr

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

GEA Group AG

Original Assignee

Metallgesellschaft 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.)

1984-03-28

Filing date

1985-03-25

Publication date

1990-04-27

1985-03-25 Application filed by Metallgesellschaft AG filed Critical Metallgesellschaft AG

1985-10-04 Publication of FR2562058A1 publication Critical patent/FR2562058A1/fr

1990-04-27 Application granted granted Critical

1990-04-27 Publication of FR2562058B1 publication Critical patent/FR2562058B1/fr

2005-03-25 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

229910001570 bauxite Inorganic materials 0.000 title 1
230000008030 elimination Effects 0.000 title 1
238000003379 elimination reaction Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical compound [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 title 1
229940039790 sodium oxalate Drugs 0.000 title 1

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
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- 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
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
- C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors
- C01F7/473—Removal of organic compounds, e.g. sodium oxalate

Landscapes

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

FR858504395A 1984-03-28 1985-03-25 Procede d'elimination de l'oxalate de sodium se produisant lors de l'attaque de la bauxite Expired - Lifetime FR2562058B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19843411415 DE3411415A1 (de)	1984-03-28	1984-03-28	Verfahren zum aufarbeiten des beim bauxit-aufschluss anfallenden natriumoxalates

Publications (2)

Publication Number	Publication Date
FR2562058A1 FR2562058A1 (fr)	1985-10-04
FR2562058B1 true FR2562058B1 (fr)	1990-04-27

Family

ID=6231873

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR858504395A Expired - Lifetime FR2562058B1 (fr)	1984-03-28	1985-03-25	Procede d'elimination de l'oxalate de sodium se produisant lors de l'attaque de la bauxite

Country Status (13)

Country	Link
US (1)	US4663132A (fr)
JP (1)	JPS60255618A (fr)
AU (1)	AU575757B2 (fr)
BR (1)	BR8501395A (fr)
CA (1)	CA1223115A (fr)
DE (1)	DE3411415A1 (fr)
ES (1)	ES8603348A1 (fr)
FR (1)	FR2562058B1 (fr)
GR (1)	GR850748B (fr)
IN (1)	IN162689B (fr)
IT (1)	IT1187645B (fr)
NL (1)	NL8500896A (fr)
YU (1)	YU44500B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU673306B2 (en) *	1994-05-30	1996-10-31	Bhp Billiton Worsley Alumina Pty Ltd	Removal of impurities in Bayer process
AUPP933499A0 (en) *	1999-03-19	1999-04-15	Worsley Alumina Pty Ltd	Process for the removal of oxalate and/or sulphate from bayer liquors
CN108147442A (zh) *	2017-12-06	2018-06-12	中国铝业股份有限公司	一种氧化铝分解过程产生的废弃物的处理方法
CN109704373B (zh) *	2019-03-13	2021-06-08	国家电投集团山西铝业有限公司	一种氧化铝熟料烧结工艺及氧化铝熟料

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2317226A1 (fr) *	1975-07-07	1977-02-04	Alcan Res & Dev	Perfectionnements a la production d'alumine
JPS5846450B2 (ja) *	1978-07-11	1983-10-17	昭和軽金属株式会社	バイヤ−循環液の処理方法
JPS5846450A (ja) *	1981-09-14	1983-03-17	Fuji Xerox Co Ltd	マイクロコンピユ−タの異常動作検知装置
JPS58145619A (ja) *	1982-02-18	1983-08-30	Showa Alum Ind Kk	バイヤ−工程循環液中の炭素化合物除去方法

1984
- 1984-03-28 DE DE19843411415 patent/DE3411415A1/de not_active Withdrawn
1985
- 1985-03-16 IN IN199/CAL/85A patent/IN162689B/en unknown
- 1985-03-19 US US06/713,433 patent/US4663132A/en not_active Expired - Fee Related
- 1985-03-25 IT IT20048/85A patent/IT1187645B/it active
- 1985-03-25 FR FR858504395A patent/FR2562058B1/fr not_active Expired - Lifetime
- 1985-03-26 JP JP60061760A patent/JPS60255618A/ja active Pending
- 1985-03-26 GR GR850748A patent/GR850748B/el unknown
- 1985-03-26 YU YU493/85A patent/YU44500B/xx unknown
- 1985-03-27 AU AU40436/85A patent/AU575757B2/en not_active Ceased
- 1985-03-27 ES ES541618A patent/ES8603348A1/es not_active Expired
- 1985-03-27 CA CA000477696A patent/CA1223115A/fr not_active Expired
- 1985-03-27 BR BR8501395A patent/BR8501395A/pt not_active IP Right Cessation
- 1985-03-27 NL NL8500896A patent/NL8500896A/nl not_active Application Discontinuation

Also Published As

Publication number	Publication date
IT1187645B (it)	1987-12-23
YU49385A (en)	1988-02-29
AU4043685A (en)	1985-10-03
AU575757B2 (en)	1988-08-04
JPS60255618A (ja)	1985-12-17
ES541618A0 (es)	1985-12-16
FR2562058A1 (fr)	1985-10-04
IN162689B (fr)	1988-07-02
CA1223115A (fr)	1987-06-23
IT8520048A0 (it)	1985-03-25
ES8603348A1 (es)	1985-12-16
NL8500896A (nl)	1985-10-16
GR850748B (fr)	1985-07-22
BR8501395A (pt)	1985-11-26
DE3411415A1 (de)	1985-10-03
YU44500B (en)	1990-08-31
US4663132A (en)	1987-05-05

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Legal Events

Date	Code	Title	Description
1986-04-25	ER	Errata listed in the french official journal (bopi)	Free format text: 40/85
1993-01-29	ST	Notification of lapse