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:
Nov. 27, 2001
Filed:
Apr. 19, 1999
Applicant:
Inventors:
Assignee:
British Nuclear Fuels PLC, Cheshire, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 9/00 ;
U.S. Cl.
CPC ...
B23K 9/00 ;
Abstract
Processing apparatus and methods are provided which involve the selective ionization of a feed material; the separation of ionized and non-ionized species; a selective excitation of the still ionized species; introduction of a chemical material to cause selective transition to a non-ionized state of part of the feed; and a further separation of ionized and non-ionized species. Other improvements in selective excitation based processing are also disclosed. Separation of isotopes and/or elements from one another and changing chemical and physical form is provided in a single process from a variety of feeds.