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:
Jul. 30, 2019

Filed:

Jun. 30, 2016
Applicants:

Jaime A. Valencia, Houston, TX (US);

Ransdall K. Smith, Spring, TX (US);

E. Lawrence Kimble, Sugar Land, TX (US);

Scott D. Kelman, Houston, TX (US);

Inventors:

Jaime A. Valencia, Houston, TX (US);

Ransdall K. Smith, Spring, TX (US);

E. Lawrence Kimble, Sugar Land, TX (US);

Scott D. Kelman, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25J 3/00 (2006.01); F25J 3/02 (2006.01);
U.S. Cl.
CPC ...
F25J 3/0209 (2013.01); F25J 3/0233 (2013.01); F25J 3/0266 (2013.01); F25J 3/0295 (2013.01); F25J 2200/02 (2013.01); F25J 2200/74 (2013.01); F25J 2200/76 (2013.01); F25J 2205/20 (2013.01); F25J 2280/10 (2013.01); F25J 2280/40 (2013.01); Y02C 10/12 (2013.01);
Abstract

A method and a system for feeding a feed gas including methane (CH) and carbon dioxide (CO) to a cryogenic distillation column are provided herein. The method includes flowing a freeze zone COvapor stream into a freezing section of the column to produce an overhead stream that exits the column. The method includes heating the overhead stream via a heating component to reduce or prevent solidification of the COin the overhead stream.


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