Title:
MANUFACTURE OF ROUGH CRYSTALINE ALUMINA
Document Type and Number:
Japanese Patent JPS58181725
Kind Code:
A
Abstract:
The invention relates to a process for manufacturing coarse, crystalline alumina which, after preparation in a generally known manner, is suitable for use as grinding, lapping and polishing materials. The process comprises the calcining of alumina from dry absorption scrubbing units employed in connection with fused salt reduction cells producing aluminum.
Inventors:
KURAUSU MAIYAA
Application Number:
JP5343883A
Publication Date:
October 24, 1983
Filing Date:
March 29, 1983
Export Citation:
Assignee:
ALUSUISSE
International Classes:
C01F7/021; C01F7/441; C01F7/442; C09K3/14; (IPC1-7): C01F7/02; C09K3/14
Attorney, Agent or Firm:
Kyozo Yuasa