Patent ID: 11946008
Assignee: NEXGEN OILFIELD CHEMICALS, LLC
Field: Chemical engineering (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 0:
1. A method for scavenging hydrogen sulfide, the method comprising:
forming a treatment solution by combining ingredients comprised of
a) an aldehyde and/or aldehyde releaser
b) ethylamine, and
c) an alcohol;
contacting a stream containing hydrogen sulfide with the treatment solution to form
a treated stream and a spent scavenger solution phase,
wherein the amount of ethylamine used to form the treatment solution is in the range of 0.2 molar to less than one molar equivalent in relation to the total amount of aldehyde provided by a) and
wherein the spent scavenger solution phase does not comprise solid polymer waste products.