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:
Sep. 10, 2013
Filed:
Sep. 15, 2008
Akito Yamazaki, Kanagawa, JP;
Yoshihiro Endo, Kanagawa, JP;
Katsuyuki Shirato, Kanagawa, JP;
Kunihiko Nakano, Kanagawa, JP;
Ian L. Pegg, Alexandria, VA (US);
Hao Gan, Gaithersburg, MD (US);
Keith Matlack, Annandale, VA (US);
Innocent Joseph, Ellicott City, MD (US);
Bradley W. Bowan, Ii, Bethesda, MD (US);
Akito Yamazaki, Kanagawa, JP;
Yoshihiro Endo, Kanagawa, JP;
Katsuyuki Shirato, Kanagawa, JP;
Kunihiko Nakano, Kanagawa, JP;
Ian L. Pegg, Alexandria, VA (US);
Hao Gan, Gaithersburg, MD (US);
Keith Matlack, Annandale, VA (US);
Innocent Joseph, Ellicott City, MD (US);
Bradley W. Bowan, II, Bethesda, MD (US);
EnergySolutions, LLC, Salt Lake City, UT (US);
Abstract
A method for vitrification of high level waste to reduce the formation of persistent secondary phases comprising the steps of providing a high level waste for vitrification; providing a glass frit additive for mixing with said high level waste; redistributing selected constituents of said glass frit for mixing separately as raw chemicals with said high level waste; and, feeding said high level waste, said glass frit additive, and the redistributed glass frit constituents to a melter for vitrification of said high level waste so that formation of secondary phases is suppressed.