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.

Date of Patent:
Apr. 03, 2001

Filed:

Jul. 09, 1999
Applicant:
Inventors:

James R. Powell, Shoreham, NY (US);

Morris Reich, Kew Gardens Hills, NY (US);

Assignee:

Radioactive Isolation Consortium, LLC, Falls Church, VA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21F 9/00 ; G21F 9/04 ; G21F 9/06 ; G21F 9/16 ;
U.S. Cl.
CPC ...
G21F 9/00 ; G21F 9/04 ; G21F 9/06 ; G21F 9/16 ;
Abstract

The AVS invention provides for an apparatus and process for its practice involving the vitrification of waste materials, such as nuclear waste, inside a disposable canister. The preferred embodiment of the process includes a canister having outer and inner containers with thermal insulation therebetween. Solid frit sections are placed inside the inner container to create one or more regions for receiving waste. The waste is then loaded into the regions. The inner canister is heated to melt the frit and waste and mix them once molten. The melted mixture is then cooled to form a vitrified product in the module. In an alternative process, chunks of frit are mixed with waste and loaded into the empty canister. The mixture is then melted and cooled inside the disposal canister.


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