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. 01, 2024

Filed:

Nov. 18, 2020
Applicant:

L'air Liquide, Société Anonyme Pour L'etude ET L'exploitation Des Procédés Georges Claude, Paris, FR;

Inventors:

Yufeng Qian, Houston, TX (US);

Pierre-Philippe Guerif, Houston, TX (US);

Alexander Roesch, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10K 3/06 (2006.01); C01B 3/02 (2006.01); G05D 11/13 (2006.01);
U.S. Cl.
CPC ...
C10K 3/06 (2013.01); C01B 3/02 (2013.01); G05D 11/132 (2013.01); C01B 2203/1676 (2013.01); C01B 2203/168 (2013.01);
Abstract

A method of maintaining a syngas composition ratio during an upset condition, including detecting a reduction in the import carbon dioxide flow rate with a carbon dioxide import stream flow sensor, evaluating the reduction in carbon dioxide flow rate or carbon dioxide pressure in a controller, performing one or more predetermined corrective actions as instructed by the controller. Wherein the predetermined corrective actions are chosen from the following: opening a CO2 import stream flow valve, opening a hydrocarbon and steam stream feed valve, opening a CO2 backup stream control valve, opening a syngas backup letdown valve, and starting a composition adjustment unit.


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