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:
Mar. 24, 1998
Filed:
Apr. 28, 1995
Applicant:
Inventors:
Swaminathan Sunder, Allentown, PA (US);
Patrick Alan Houghton, Allentown, PA (US);
Frank Jude Riska, Palmerton, PA (US);
William Robert Licht, Allentown, PA (US);
Melvyn Roy Collyer, Surrey, GB;
Assignee:
Air Products and Chemicals, Inc., Allentown, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25J / ;
U.S. Cl.
CPC ...
165 95 ; 165139 ; 165166 ;
Abstract
Method and apparatus for moving a conditioning fluid, e.g. defrost gas, through a plate fin type heat exchanger having open-ended passages containing easyway or hardway finning. Each group of open-ended passages is provided with means to introduce the fluid into the passages at a location to achieve maximum contact of the fluid with each open-ended passage. A downflow reboiler according to the invention can be readily conditioned (e.g. defrosted).