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:
Feb. 09, 1993
Filed:
Apr. 22, 1991
Applicant:
Inventor:
Harold L Harris, Houston, TX (US);
Assignee:
Harris International Sales Corporation, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N / ;
U.S. Cl.
CPC ...
60299 ; 60320 ; 422173 ;
Abstract
Improved noise and emission control apparatus for use with an internal combustion engine which include an enclosed cylindrical housing. Mounted in the housing is: noise reduction apparatus, catalytic converter apparatus and heat exchange apparatus. The heat exchange apparatus transfers heat from engine exhaust gases to a fluid passing through the housing.