The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 14, 1989
Filed:
Mar. 13, 1987
Applicant:
Inventor:
Masahiro Inoki, Hirakata, JP;
Assignee:
Hosokawa Micron Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C / ;
U.S. Cl.
CPC ...
241 33 ; 241 57 ; 241 65 ; 241172 ; 2412 / ;
Abstract
A ball mill comprising a container for receiving a material to be pulverized and pulverizing balls, and an agitator including arms rotatable on a vertical axis. The arms carry elongate agitating members extending along and revolvable about the vertical axis. All of the arms are disposed in a position above the material and the balls in the container. The agitating members are arranged substantially equidistantly on a circle or circles around the vertical axis. The container defines gas inlet ports in a bottom region thereof for receiving a gas during a pulverizing operation.