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:
Aug. 27, 1991
Filed:
Aug. 03, 1990
Applicant:
Inventor:
Robert A Grimmer, Berwick, ME (US);
Assignee:
Davidson Textron Inc., Dover, NH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B02C / ;
U.S. Cl.
CPC ...
241 19 ; 241 24 ; 241 791 ; 241D / ;
Abstract
A method for recovering vinyl and urethane foam from composite plastic articles for recycling by granulating the article to form separated mixed components destaticizing the separate mixed components to prevent static during cling between foam particles and vinyl shell particles; and directing the destaticized particles through a vibrating fluidized bed to separate the vinyl shell particles and the foam particles.