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. 29, 1991
Filed:
Jan. 26, 1990
Applicant:
Inventors:
James R Handley, Amherst, NY (US);
Ravindra F Pahade, Getzville, NY (US);
Assignee:
Union Carbide Industrial Gases Technology Corporation, Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25J / ;
U.S. Cl.
CPC ...
62 24 ; 62 40 ;
Abstract
A cryogenic distillation system wherein a first heat exchange fluid transfers heat in part from a process stream to the bottom of a column, and in part from a process stream to a second heat exchange fluid and out of the system, thus generating net refrigeration.
Handley, James. (1991). Cryogenic distillation with unbalanced heat pump (U.S. Patent No. 4987744). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4987744
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