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:
Jan. 14, 2003
Filed:
Aug. 20, 2001
Applicant:
Inventors:
Alan Cheng, Livingston, NJ (US);
Simon Ho, Naperville, IL (US);
Assignee:
Praxair Technology, Inc., Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25D 1/706 ; B01D 9/04 ; F25J 3/00 ;
U.S. Cl.
CPC ...
F25D 1/706 ; B01D 9/04 ; F25J 3/00 ;
Abstract
A method and condenser apparatus for cleaning a gas of condensable vapor employing a cryogenic liquid which is caused to boil evenly along the condenser length and wherein the gas flow through the condenser is in the downward direction in evenly divided flows countercurrently to the flow of boiled cryogen.