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:
Oct. 10, 2017

Filed:

Nov. 10, 2014
Applicant:

Versalis S.p.a., San Donato Milanese (MI), IT;

Inventors:

Armando Galeotti, Gonzaga, IT;

Mirko Oliosi, Castelnuovo Del Garda, IT;

Assignee:

Versalis S.p.A., San Donato Milanese, IT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 8/04 (2006.01); C07C 5/32 (2006.01); C07C 5/327 (2006.01); C07C 5/333 (2006.01); B01J 8/00 (2006.01); B01J 19/24 (2006.01);
U.S. Cl.
CPC ...
C07C 5/333 (2013.01); B01J 8/001 (2013.01); B01J 19/24 (2013.01); B01J 2208/00176 (2013.01); B01J 2208/00256 (2013.01); B01J 2208/00265 (2013.01); B01J 2208/00504 (2013.01); B01J 2219/00024 (2013.01); B01J 2219/00103 (2013.01);
Abstract

An ethylbenzene dehydrogenation plant for producing styrene which comprises a reaction section in which one or more adiabatic reaction apparatuses are positioned in series, and a steam circuit in which there is at least one first steam heat exchange apparatus; said plant being characterized in that it comprises heating equipment in which there is a heating circuit by means of recirculation of the fumes formed during dehydrogenation processes of ethylbenzene to give styrene, wherein said heating equipment comprises the following apparatuses in fluid communication with each other by means of said heating circuit: one or more ultra-heating apparatuses, one or more combustion devices in which at least one steam diffuser, one burner and at least one mixing apparatus are inserted, one or more ventilation device(s).


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