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.

Date of Patent:
Mar. 09, 1982

Filed:

May. 14, 1979
Applicant:
Inventor:

Riccardo Belleli, Mantova, IT;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F28F / ;
U.S. Cl.
CPC ...
165 81 ; 165163 ;
Abstract

A counterflow heat exchanger comprises coaxial upper and lower tube plates wherebetween extends a tube nest including a plurality of tubes laid parallel to the exchanger axis. The tubes are distributed in a substantially polar symmetry arrangement and have the terminating portion of at least one end thereof substantially perpendicular to the exchanger axis, while the rectilinear portion of the tube nest, which constitutes the heat exchange zone, is enclosed within an annular interspace defined between an inner jacket and an outer shroud.


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Belleli, Riccardo. (1982). Counterflow heat exchanger (U.S. Patent No. 4318441). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4318441

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

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