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:
Feb. 19, 2008
Filed:
Dec. 10, 2001
Applicants:
Wendell Isom, Grand Island, NY (US);
Prasad Apte, East Amherst, NY (US);
Arthur Edward Holmer, Rensselaerville, NY (US);
Inventors:
Wendell Isom, Grand Island, NY (US);
Prasad Apte, East Amherst, NY (US);
Arthur Edward Holmer, Rensselaerville, NY (US);
Assignee:
Praxair Technology, Inc., Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 1/00 (2006.01); B01D 3/42 (2006.01); H05B 6/68 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention is directed to a method for vaporizing a liquid by slowly evaporating the liquid from a liquid phase to a vapor phase below the boiling point of the liquid; and applying an effective amount of microwave power to maintain the slow evaporation of the liquid to produce a purified liquid.