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:
May. 28, 2024

Filed:

Sep. 16, 2020
Applicant:

Palo Alto Research Center Incorporated, Palo Alto, CA (US);

Inventors:

Jessica Louis Baker Rivest, Palo Alto, CA (US);

Divyaraj Desai, Hayward, CA (US);

Dane Andrew Boysen, Anchorage, AK (US);

Ashish V. Pattekar, Cupertino, CA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 3/26 (2006.01); B01D 1/00 (2006.01); B01J 6/00 (2006.01); B01J 19/00 (2006.01); B01J 23/04 (2006.01); B01J 23/06 (2006.01); B01J 31/02 (2006.01); B01J 35/27 (2024.01); B01J 37/08 (2006.01); B01J 38/02 (2006.01); C01B 32/05 (2017.01);
U.S. Cl.
CPC ...
C01B 3/26 (2013.01); B01D 1/0023 (2013.01); B01J 6/008 (2013.01); B01J 19/0013 (2013.01); B01J 23/04 (2013.01); B01J 23/06 (2013.01); B01J 37/08 (2013.01); B01J 38/02 (2013.01); C01B 32/05 (2017.08); B01J 31/0277 (2013.01); B01J 35/27 (2024.01); B01J 2219/0013 (2013.01); C01B 2203/0277 (2013.01); C01B 2203/04 (2013.01); C01B 2203/06 (2013.01); C01B 2203/0883 (2013.01); C01B 2203/10 (2013.01); C01B 2203/1005 (2013.01); C01B 2203/1076 (2013.01); C01B 2203/1241 (2013.01); C01B 2203/1288 (2013.01);
Abstract

Methods comprising: evaporating a catalyst source to produce a catalyst gas; condensing the catalyst gas to produce a catalyst vapor comprising catalyst droplets suspended in a gas phase; and contacting the catalyst vapor with a hydrocarbon gas to catalyze a decomposition reaction of the hydrocarbon gas into hydrogen gas and carbon. And, systems comprising: a catalyst source evaporator that provides a first stream to a reactor; a hydrocarbon source that provides a second stream to the reactor; a cooling column coupled to the reactor via a third stream comprising hydrogen, catalyst liquid, solid carbon, optionally catalyst gas, and optionally unreacted hydrocarbon gas such that the cooling column receives the third stream from the reactor; and wherein the cooling column has effluent streams that include (a) a fourth stream that comprises hydrogen and optionally catalyst gas and (b) a fifth stream that comprises catalyst liquid.


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