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:
Oct. 26, 2021
Filed:
Jun. 04, 2020
Applicant:
Casale SA, Lugano, CH;
Inventors:
Assignee:
Casale SA, Lugano, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01C 1/04 (2006.01); C01B 3/02 (2006.01); C01B 3/48 (2006.01); C01B 3/38 (2006.01);
U.S. Cl.
CPC ...
C01C 1/0452 (2013.01); C01B 3/025 (2013.01); C01B 3/382 (2013.01); C01B 3/48 (2013.01); C01C 1/0417 (2013.01); C01B 2203/025 (2013.01); C01B 2203/0233 (2013.01); C01B 2203/0244 (2013.01); C01B 2203/0283 (2013.01); C01B 2203/0288 (2013.01); C01B 2203/0445 (2013.01); C01B 2203/068 (2013.01); C01B 2203/0838 (2013.01); C01B 2203/0883 (2013.01); C01B 2203/1235 (2013.01); C01B 2203/1241 (2013.01); C01B 2203/142 (2013.01); Y02P 20/129 (2015.11); Y02P 20/52 (2015.11);
Abstract
Process for the synthesis of ammonia comprising the steps of reforming of a hydrocarbon feedstock into a raw product gas, purification of said raw product gas obtaining a make-up synthesis gas, conversion of said synthesis gas into ammonia; said purification includes shift conversion of carbon monoxide into carbon dioxide and the reforming process requires a heat input which is at least partially recovered from at least one of said step of shift conversion, which is carried out with a peak temperature of at least 450° C., and said step of conversion into ammonia.