CA2000832A1 - Methode pour obtenir de l'alumine a partir de bauxites gibbsitiques - Google Patents

Methode pour obtenir de l'alumine a partir de bauxites gibbsitiques

Info

Publication number: CA2000832A1
Authority: CA; Canada
Prior art keywords: alumina; bauxites; liquor; sodium; digestion
Prior art date: 1988-10-27
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.): Granted

Application number

CA2000832A

Other languages

English (en)

Other versions

CA2000832C (fr

Inventor

Gyorgy Banvolgyi

Jozsef Zoldi

Peter Siklosi

Tibor Ferenczi

Anna Csordas Toth

Ivan Feher

Ildiko Tassy Nee Varju

Istvan Sajo

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.)

CSORDAS TOTH ANNA DR

FEHER IVAN DR

SAJO ISTVAN DR

SIKLOSI PETER DR

ZOLDI JOZSEF DR

Original Assignee

Magyar Aluminiumipari Troeszt

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.)

1988-10-27

Filing date

1989-10-17

Publication date

1990-04-27

1989-10-17 Application filed by Magyar Aluminiumipari Troeszt filed Critical Magyar Aluminiumipari Troeszt

1990-04-27 Publication of CA2000832A1 publication Critical patent/CA2000832A1/fr

1993-05-11 Application granted granted Critical

1993-05-11 Publication of CA2000832C publication Critical patent/CA2000832C/fr

2009-10-17 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title abstract 7
238000000034 method Methods 0.000 title abstract 6
230000029087 digestion Effects 0.000 abstract 3
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 2
239000002002 slurry Substances 0.000 abstract 2
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
238000013019 agitation Methods 0.000 abstract 1
229910001570 bauxite Inorganic materials 0.000 abstract 1
238000001354 calcination Methods 0.000 abstract 1
229910052681 coesite Inorganic materials 0.000 abstract 1
230000001276 controlling effect Effects 0.000 abstract 1
238000001816 cooling Methods 0.000 abstract 1
229910052593 corundum Inorganic materials 0.000 abstract 1
229910052906 cristobalite Inorganic materials 0.000 abstract 1
238000007865 diluting Methods 0.000 abstract 1
XGZRAKBCYZIBKP-UHFFFAOYSA-L disodium;dihydroxide Chemical compound [OH-].[OH-].[Na+].[Na+] XGZRAKBCYZIBKP-UHFFFAOYSA-L 0.000 abstract 1
229910001679 gibbsite Inorganic materials 0.000 abstract 1
239000007791 liquid phase Substances 0.000 abstract 1
238000002156 mixing Methods 0.000 abstract 1
239000002244 precipitate Substances 0.000 abstract 1
230000001376 precipitating effect Effects 0.000 abstract 1
230000001105 regulatory effect Effects 0.000 abstract 1
239000000377 silicon dioxide Substances 0.000 abstract 1
235000012239 silicon dioxide Nutrition 0.000 abstract 1
229910052708 sodium Inorganic materials 0.000 abstract 1
239000011734 sodium Substances 0.000 abstract 1
229910001388 sodium aluminate Inorganic materials 0.000 abstract 1
229910052682 stishovite Inorganic materials 0.000 abstract 1
229910052905 tridymite Inorganic materials 0.000 abstract 1
229910001845 yogo sapphire Inorganic materials 0.000 abstract 1

Classifications

- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling

Landscapes

Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

CA002000832A 1988-10-27 1989-10-17 Methode pour obtenir de l'alumine a partir de bauxites gibbsitiques Expired - Fee Related CA2000832C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
HU5601/88		1988-10-27
HU885601A HU201276B (en)	1988-10-27	1988-10-27	Process for producing alum earth from bauxite containing gibbsite

Publications (2)

Publication Number	Publication Date
CA2000832A1 true CA2000832A1 (fr)	1990-04-27
CA2000832C CA2000832C (fr)	1993-05-11

Family

ID=10970450

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002000832A Expired - Fee Related CA2000832C (fr)	1988-10-27	1989-10-17	Methode pour obtenir de l'alumine a partir de bauxites gibbsitiques

Country Status (5)

Country	Link
AU (1)	AU619609B2 (fr)
BR (1)	BR8905475A (fr)
CA (1)	CA2000832C (fr)
ES (1)	ES2019173A6 (fr)
HU (1)	HU201276B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA2226842A1 (fr) *	1995-07-11	1997-01-30	Comalco Aluminium Limited	Procede par precipitation a rendement eleve
CN1295354C (zh) *	2005-10-19	2007-01-17	贵阳铝镁设计研究院	氧化铝溶出装置及工艺

1988
- 1988-10-27 HU HU885601A patent/HU201276B/hu unknown
1989
- 1989-10-17 CA CA002000832A patent/CA2000832C/fr not_active Expired - Fee Related
- 1989-10-26 BR BR898905475A patent/BR8905475A/pt not_active IP Right Cessation
- 1989-10-26 AU AU43731/89A patent/AU619609B2/en not_active Ceased
- 1989-10-27 ES ES8903647A patent/ES2019173A6/es not_active Expired - Fee Related

Also Published As

Publication number	Publication date
ES2019173A6 (es)	1991-06-01
AU4373189A (en)	1990-05-03
AU619609B2 (en)	1992-01-30
CA2000832C (fr)	1993-05-11
BR8905475A (pt)	1990-05-29
HU201276B (en)	1990-10-28

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Legal Events

Date	Code	Title	Description
1990-05-24	EEER	Examination request
2001-10-17	MKLA	Lapsed