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:
Dec. 14, 1993
Filed:
Aug. 21, 1992
Applicant:
Inventor:
Charles M Krutchen, Pittsford, NY (US);
Assignee:
Mobil Oil Corporation, Fairfax, VA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210774 ; 210767 ; 210805 ; 521 40 ; 521 47 ; 528 48 ;
Abstract
A method of decontaminating waste contaminated polystyrene involves dissolving the contaminated product in liquid styrene monomer at about room temperature and recovering the contaminant-free solution. The solution can be used as part of styrene feed stock for polymerization of styrene.