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:
Apr. 28, 2026

Filed:

Jul. 14, 2021
Applicant:

Exxonmobil Chemical Patents Inc., Baytown, TX (US);

Inventors:

Bryan A. Patel, Jersey City, NJ (US);

Randolph J. Smiley, Hellertown, PA (US);

Saurabh S. Maduskar, Houston, TX (US);

Sundararajan Uppili, Jersey Village, TX (US);

Michael W. Weber, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G 1/10 (2006.01); B09B 3/40 (2022.01); C10B 49/22 (2006.01); C10B 53/07 (2006.01); C10B 55/10 (2006.01); C10B 57/04 (2006.01); C10G 9/32 (2006.01); B09B 101/75 (2022.01);
U.S. Cl.
CPC ...
C10G 1/10 (2013.01); B09B 3/40 (2022.01); C10B 49/22 (2013.01); C10B 53/07 (2013.01); C10B 55/10 (2013.01); C10B 57/045 (2013.01); C10G 9/32 (2013.01); B09B 2101/75 (2022.01); C10G 2300/1003 (2013.01); C10G 2300/301 (2013.01); C10G 2300/4006 (2013.01);
Abstract

Systems and methods are provided for conversion of polymers (such as plastic waste) to olefins. The systems and methods can include a recycle loop so that a portion of the pyrolysis effluent can be combined with solid plastic feedstock. The input flow to the pyrolysis reactor can correspond to a slurry of plastic particles in recycled effluent or a solution of plastic in recycled effluent.


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