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:
Sep. 04, 1979
Filed:
Mar. 07, 1977
Applicant:
Inventors:
Robert H Jensen, Clarendon Hills, IL (US);
J Wayne Morris, Wheeling, WV (US);
Assignee:
UOP Inc., Des Plaines, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
F22B / ;
U.S. Cl.
CPC ...
122356 ; 165109 ; 122275 ;
Abstract
The scaling of the internal surfaces of vertical downflow fired heater tubes is decreased by a vapor-liquid mixing means located in the straight section of the tubes which have downward flow.