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 6668537 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 30, 2003

Filed:

Sep. 26, 2001
Applicant:
Inventor:

Lance G. Hays, La Crescenta, CA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C 6/18 ;
U.S. Cl.
CPC ...
F02C 6/18 ;
Abstract

A hot exhaust heat recovery system comprising, in combination a chamber having inlet and outlet porting for flow through of hot exhaust gas, in the chamber interior, separate heat exchanger structures in separate sequential segments said chamber interior, to receive heat transferred from said exhaust gas, said structures receiving pressurized liquid for flow in different paths there-through, to develop vapor streams at different pressures and temperatures without use of boiler drums, the structures having outlets to communicate with a vapor driven turbine or turbines having inlet ports at different inlet fluid pressure zones.


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