Title: Method for producing substantially pure alumina material
Application Number: 87106229 Application Date: 1987.09.10
Publication Number: 1018776 Publication Date: 1988.06.08
Approval Pub. Date: 1992.07.29 Granted Pub. Date: 1992.07.29
International Classifi-cation: C01F7/42
Applicant(s) Name: Lanxide Technology Co. Address:
Inventor(s) Name: Marc kS. Newkirk
Attorney & Agent: DUAN CHENGEN XU RUXUN
Abstract:
    A method for producing an alumina of high purity, which comprises forming an oxidation reaction product of an aluminum parent metal and an oxygen-containing vapor-phase oxidant, comminuting the resultiang ceramic body, and leaching any non-alumina materials therefrom, and recovering said substantially pure alumina material.
Time: 4