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. 31, 1981
Filed:
May. 04, 1979
Applicant:
Inventors:
L John Minnick, Cheltenham, PA (US);
William C Webster, Norristown, PA (US);
Charles L Smith, Conshohocken, PA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
264-8 ;
Abstract
Improved method for making generally spherical particulate shot-like product comprising permitting a siliceous-aluminous composition of specified characteristics onto a rotating squirrel cage rotor near top dead center thereof and causing said impinging molten material to be projected in droplet form and cooled while suspended in a gaseous cooling medium, such as air, into an amorphous generally spherical product, suitable for use as an abrasive or filler material.