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:
Jun. 23, 2026
Filed:
Feb. 18, 2022
Applicant:
Nissan Chemical America Corporation, Houston, TX (US);
Inventors:
John Edmond Southwell, Glen Ellyn, IL (US);
Samuel James Maguire-Boyle, Spring, TX (US);
Assignee:
Nissan Chemical America Corporation, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/52 (2006.01); B01D 53/78 (2006.01); C10G 17/09 (2006.01);
U.S. Cl.
CPC ...
B01D 53/52 (2013.01); B01D 53/78 (2013.01); C10G 17/09 (2013.01); B01D 2252/20436 (2013.01); B01D 2253/106 (2013.01); B01D 2257/304 (2013.01); C10G 2300/207 (2013.01);
Abstract
A process to remove HS from a stream comprising the steps of adding Melamine cyanurate, optionally a silica nanoparticle composition, and optionally a triazine. The stream is selected from the group consisting of Oil streams, Gas streams, COpoint source purification streams and Geothermal Energy System streams.
Southwell, John. (2026). Use of melamine cyanurate nanoparticles and silica nanoparticles for h2s scavenging (U.S. Patent No. 12661615). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12661615
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile