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. 13, 2016
Filed:
Oct. 16, 2012
Michael S. Decourcy, Houston, TX (US);
John L. Steinbach, League City, TX (US);
Nicolas Dupont, Saint Avold, FR;
Roger L. Roundy, Rosharon, TX (US);
Michael S. DeCourcy, Houston, TX (US);
John L. Steinbach, League City, TX (US);
Nicolas Dupont, Saint Avold, FR;
Roger L. Roundy, Rosharon, TX (US);
Arkema Inc., King of Prussia, PA (US);
Abstract
The present disclosure relates to a single shell open interstage reactor ('SSOI'). The SSOI comprises a first reaction stage, an interstage heat exchanger, an open interstage region, and a second reaction stage. The SSOI may be configured for upflow or downflow operation. Further, the open interstage region of the SSOI may comprise a supplemental oxidant feed. When the open interstage region comprises a supplemental oxidant feed, the SSOI may further comprise a supplemental oxidant mixing assembly. Processes for producing acrylic acid through the oxidation of propylene are also disclosed.