IT1079749B - Procedimento perfezionato per il recupero dell'alluminio dall'alunite - Google Patents

Procedimento perfezionato per il recupero dell'alluminio dall'alunite

Info

Publication number: IT1079749B
Authority: IT; Italy
Prior art keywords: alunite; recovery; aluminum; perfected; procedure
Prior art date: 1976-07-12

Application number

IT50142/77A

Other languages

English (en)

Original Assignee

Southwire Co

Nat Steel Corp

Earth Sciences Inc

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.)

1976-07-12

Filing date

1977-07-05

Publication date

1985-05-13

1977-07-05 Application filed by Southwire Co, Nat Steel Corp, Earth Sciences Inc filed Critical Southwire Co

1985-05-13 Application granted granted Critical

1985-05-13 Publication of IT1079749B publication Critical patent/IT1079749B/it

Links

XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title 1
229910052782 aluminium Inorganic materials 0.000 title 1
229910052934 alunite Inorganic materials 0.000 title 1
239000010424 alunite Substances 0.000 title 1
238000000034 method Methods 0.000 title 1
238000011084 recovery Methods 0.000 title 1
KPZTWMNLAFDTGF-UHFFFAOYSA-D trialuminum;potassium;hexahydroxide;disulfate Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Al+3].[Al+3].[Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O KPZTWMNLAFDTGF-UHFFFAOYSA-D 0.000 title 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/44—Ion-selective electrodialysis
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/04—Specific process operations in the feed stream; Feed pretreatment

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Urology & Nephrology (AREA)
Chemical Kinetics & Catalysis (AREA)
Materials Engineering (AREA)
Inorganic Chemistry (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Water Treatment By Electricity Or Magnetism (AREA)

IT50142/77A 1976-07-12 1977-07-05 Procedimento perfezionato per il recupero dell'alluminio dall'alunite IT1079749B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/704,512 US4075068A (en)	1976-07-12	1976-07-12	Process for the recovery of aluminum from alunite

Publications (1)

Publication Number	Publication Date
IT1079749B true IT1079749B (it)	1985-05-13

Family

ID=24829836

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT50142/77A IT1079749B (it)	1976-07-12	1977-07-05	Procedimento perfezionato per il recupero dell'alluminio dall'alunite

Country Status (4)

Country	Link
US (1)	US4075068A (it)
GR (1)	GR63590B (it)
IT (1)	IT1079749B (it)
MX (1)	MX146798A (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0310554A1 (de) *	1987-10-01	1989-04-05	Alusuisse-Lonza Services Ag	Verfahren zur Verringerung von Verunreinigungen in Laugen beim Bayer-Prozess
DE4009410A1 (de) *	1990-03-23	1991-09-26	Basf Ag	Verfahren zur elektrochemischen spaltung von alkali sulfaten
US6375824B1 (en) *	2001-01-16	2002-04-23	Airborne Industrial Minerals Inc.	Process for producing potassium hydroxide and potassium sulfate from sodium sulfate

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3475122A (en) *	1967-03-22	1969-10-28	Ionics	Recovery of sulfur dioxide from gas streams
US3907654A (en) *	1973-09-06	1975-09-23	Continental Oil Co	Electrolytic cell and process for electrolyzing sodium sulfate
US3890425A (en) *	1974-03-21	1975-06-17	Southwire Co	Redox treatment of alunite ore
US3890426A (en) *	1974-03-21	1975-06-17	Southwire Co	Method of treating alunite ore

1976
- 1976-07-12 US US05/704,512 patent/US4075068A/en not_active Expired - Lifetime
1977
- 1977-07-05 IT IT50142/77A patent/IT1079749B/it active
- 1977-07-08 GR GR53919A patent/GR63590B/el unknown
- 1977-07-12 MX MX169821A patent/MX146798A/es unknown

Also Published As

Publication number	Publication date
GR63590B (en)	1979-11-26
US4075068A (en)	1978-02-21
MX146798A (es)	1982-08-17

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