YU29493A - PROCESS FOR OBTAINING ALPHA - OK-SID (CORUNDA) ALUMINUM FROM METALLURGIC ALUMINUM BY APPLICATION OF MECHANCHEMICAL - THERMAL PROCESS - Google Patents

PROCESS FOR OBTAINING ALPHA - OK-SID (CORUNDA) ALUMINUM FROM METALLURGIC ALUMINUM BY APPLICATION OF MECHANCHEMICAL - THERMAL PROCESS

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Publication number
YU29493A
YU29493A YU29493A YU29493A YU29493A YU 29493 A YU29493 A YU 29493A YU 29493 A YU29493 A YU 29493A YU 29493 A YU29493 A YU 29493A YU 29493 A YU29493 A YU 29493A
Authority
YU
Yugoslavia
Prior art keywords
aluminum
mechanchemical
corunda
metallurgic
application
Prior art date
Application number
YU29493A
Other languages
Serbo-Croatian (sh)
Other versions
YU48499B (en
Inventor
S. Milošević
M. Tomašević-Čanović
R. Dimitrijević
Lj. Andrić
Original Assignee
Institut Za Tehnologiju Nuklearnih I Drugih Sirovina Naučno Istraživačka Delatnost
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.)
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Publication date
Application filed by Institut Za Tehnologiju Nuklearnih I Drugih Sirovina Naučno Istraživačka Delatnost filed Critical Institut Za Tehnologiju Nuklearnih I Drugih Sirovina Naučno Istraživačka Delatnost
Priority to YU29493A priority Critical patent/YU48499B/en
Publication of YU29493A publication Critical patent/YU29493A/en
Publication of YU48499B publication Critical patent/YU48499B/en

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  • Compositions Of Oxide Ceramics (AREA)
  • Crushing And Grinding (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

POSTUPAK ZA DOBIJANJE ALFA - ALUMINIJUM OK-SIDA (KORUNDA) IZ METALURŠKE GLINICE PRIMENOM MEHANOHEMIJSKOG - TERMIČKOG PROCESA, postupak za dobijanje alfa-aluminijum-oksida (korunda) iz metalurške glinice primenom mehanohemijsko-termičkog procesa, postupkom se glinica dobijena Bayer-ovim procesom, tretira mehanohemijaki u vibro mlinu, a potom u vodi se rastvara natrijum Na. Glinica se suši, a zatim se uz dodatak mineralizatora termički tretira na 1100 В°C, pri čemu se dobija alfa-Al2O3. Ovim se postiže ekonomičnija proizvodnja korunda, manji utrošak struje za termičko tretiranje od poznate.PROCESS FOR OBTAINING ALPHA - OK-ALUMINUM (CORUNDA) FROM METALLURGIC ALUMINUM BY APPLICATION OF MECHANCHEMICAL-THERMAL PROCESS treats the mechanochemicals in a vibrating mill and then dissolves sodium Na in the water. The alumina is dried and then thermally treated at 1100 V ° C with the addition of a mineralizer to produce alpha-Al2O3. This results in a more economical production of corundum, less current consumption for thermal treatment than known.

YU29493A 1993-04-29 1993-04-29 PROCEDURE FOR THE PREPARATION OF a-ALUMINIUM-OXIDE, CORUNDUM FROM METALLURGIC CLAY BY APPLYING MECHANO-CHEMICAL-THERMICAL PROCESS YU48499B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
YU29493A YU48499B (en) 1993-04-29 1993-04-29 PROCEDURE FOR THE PREPARATION OF a-ALUMINIUM-OXIDE, CORUNDUM FROM METALLURGIC CLAY BY APPLYING MECHANO-CHEMICAL-THERMICAL PROCESS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
YU29493A YU48499B (en) 1993-04-29 1993-04-29 PROCEDURE FOR THE PREPARATION OF a-ALUMINIUM-OXIDE, CORUNDUM FROM METALLURGIC CLAY BY APPLYING MECHANO-CHEMICAL-THERMICAL PROCESS

Publications (2)

Publication Number Publication Date
YU29493A true YU29493A (en) 1996-02-19
YU48499B YU48499B (en) 1998-09-18

Family

ID=47553610

Family Applications (1)

Application Number Title Priority Date Filing Date
YU29493A YU48499B (en) 1993-04-29 1993-04-29 PROCEDURE FOR THE PREPARATION OF a-ALUMINIUM-OXIDE, CORUNDUM FROM METALLURGIC CLAY BY APPLYING MECHANO-CHEMICAL-THERMICAL PROCESS

Country Status (1)

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YU (1) YU48499B (en)

Also Published As

Publication number Publication date
YU48499B (en) 1998-09-18

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