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.:

US 6779596 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 24, 2004

Filed:

Jul. 31, 2002
Applicant:
Inventors:

Amar S. Wanni, Falls Church, VA (US);

Marciano M. Calanog, Gainesville, VA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F28F 9/02 ; F28D 7/00 ;
U.S. Cl.
CPC ...
F28F 9/02 ; F28D 7/00 ;
Abstract

The present invention comprises a novel heat exchanger configuration which preferably uses the axial flow direction for the shell-side fluid and in which dead zones and areas of stagnation are significantly minimized or eliminated and in which inlet region tube erosion is addressed by providing a sacrificial portion of tube length so as to make repair and replacement of the eroded portion of tubes significantly cheaper, easier and with minimal process interruption. Because axial flow is employed with respect to the shell-side fluid according to a preferred embodiment of the present invention, tube vibration problems are generally eliminated.


Find Patent Forward Citations

Wanni, Amar. (2004). Heat exchanger with reduced fouling (U.S. Patent No. 6779596). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6779596

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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