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:
Sep. 15, 1981

Filed:

Nov. 08, 1979
Applicant:
Inventor:

Donald J Makovec, Bartlesville, OK (US);

Assignee:

Phillips Petroleum Co., Bartlesville, OK (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06G / ; G05D / ;
U.S. Cl.
CPC ...
364500 ; 2323 / ; 364109 ; 422111 ;
Abstract

Control of the temperature rise across a reactor where a portion of the product stream flowing from the reactor is recycled and mixed with the feed flowing to the reactor is accomplished by controlling the flow rate of the recycle stream to thus control the concentration of the reactants flowing to the reactor in such a manner that a desired temperature differential across the reactor is obtained. The inlet temperature to the reactor is controlled by manipulating the temperature of the recycle stream to thus maintain the inlet temperature to the reactor at some desired temperature. Ratio control is utilized to maintain a desired ratio of reactants flowing to the reactor if more than one reactant is flowing to the reactor.


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