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. 15, 1994
Filed:
Nov. 27, 1991
Applicant:
Inventors:
Arun Acharya, East Amherst, NY (US);
Christian F Gottzmann, Clarence, NY (US);
Michael J Lockett, Grand Island, NY (US);
James S Schneider, Akron, NY (US);
Richard A Victor, Grand Island, NY (US);
Robert Zawierucha, East Aurora, NY (US);
Assignee:
Praxair Technology, Inc., Danbury, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F28C / ;
U.S. Cl.
CPC ...
165111 ; 261 38 ; 261 89 ; 62 42 ;
Abstract
An apparatus comprising a rotatable mass of structured packing for mass or heat transfer between two contacting fluids of different densities wherein the packing mass is made up of corrugated sheets of involute shape relative to the axis of the packing mass and form a logarithmic spiral curved counter to the direction of rotation.