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:
Jul. 09, 1991
Filed:
Apr. 12, 1990
Applicant:
Inventor:
Pierre Karinthi, Jouy En Josas, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
75252 ; 75254 ; 75331 ; 75352 ; 75354 ;
Abstract
Process of restructuring a group of finely divided particles, of granulometries lower than 100 microns, wherein the particles to be restructured are placed in a bath of cryogenic liquid which is inert with respect to the particles, the operation of restructuring is allowed to proceed after which the cryogenic liquid is withdrawn for example by evaporation. Applications to the production of metallic alloys, special polymers, paints, inks, carbon black, special ceramics and pharmaceutical or food products.