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. 02, 2020
Filed:
Sep. 04, 2019
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Prakasa Rao Anantaneni, Richmond, TX (US);
Ryan Matthew Harrington, Houston, TX (US);
David Tarverdi, Riverside, IL (US);
Lawrence J. Karas, Missouri City, TX (US);
Ravindranath Mukkamala, Sugar Land, TX (US);
Subhasis De, Houston, TX (US);
Assignee:
ECOLAB USA INC., St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 217/42 (2006.01); C07C 211/13 (2006.01); C07C 211/14 (2006.01); C07C 215/12 (2006.01); C07C 215/14 (2006.01); C07C 215/18 (2006.01); C10G 29/20 (2006.01); C10G 21/20 (2006.01); C10L 3/10 (2006.01); C02F 1/68 (2006.01); B01D 53/52 (2006.01); C07C 217/28 (2006.01); B01D 19/00 (2006.01); C02F 101/10 (2006.01);
U.S. Cl.
CPC ...
C07C 217/28 (2013.01); B01D 19/0005 (2013.01); B01D 53/52 (2013.01); C02F 1/683 (2013.01); C10G 21/20 (2013.01); C10G 29/20 (2013.01); C10L 3/103 (2013.01); C02F 2101/101 (2013.01); C10G 2300/207 (2013.01); C10L 2290/545 (2013.01);
Abstract
The disclosure provides compositions and methods that are useful in removing, lowering, or otherwise controlling hydrogen sulfide and mercaptans. The compositions and methods can be used in any industry where hydrogen sulfide poses problems, such as when dealing with crude oil based, natural gas based, and/or coal based products. In some embodiments, the compositions include one or more alkoxylated amino formaldehyde adducts.