Invention Grant
- Patent Title: Preparation of new stable hydrogen sulfide scavengers useful in both water as well as oil medium applications
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Application No.: US16559926Application Date: 2019-09-04
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Publication No.: US10669228B2Publication Date: 2020-06-02
- Inventor: Prakasa Rao Anantaneni , Ryan Matthew Harrington , David Tarverdi , Lawrence J. Karas , Ravindranath Mukkamala , Subhasis De
- Applicant: ECOLAB USA INC.
- Applicant Address: US MN St. Paul
- Assignee: ECOLAB USA INC.
- Current Assignee: ECOLAB USA INC.
- Current Assignee Address: US MN St. Paul
- Agency: Barnes & Thornburg LLP
- Agent Eric D. Babych
- Main IPC: C07C217/42
- IPC: C07C217/42 ; C07C211/13 ; C07C211/14 ; C07C215/12 ; C07C215/14 ; C07C215/18 ; C10G29/20 ; C10G21/20 ; C10L3/10 ; C02F1/68 ; B01D53/52 ; C07C217/28 ; B01D19/00 ; C02F101/10
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.
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