Home › Forums › Coking › Technical › Antifoam, Quench Oil, Level Control › Antifoam › About Antifoam Injection Package This topic contains 2 replies, has 2 voices, and was last updated by Claus Graf 13 years, 2 months ago. Author Posts August 21, 2008 at 11:18 pm #3462 Anonymous Dear Everyone. I am working in refinery company in korea. I am in charge of DCU(Delayed Coking Unit) Recently, I want to change antifoam injection package. especially Porta Feed. How does your company inject antifoam?? Thank you for reading . September 11, 2008 at 5:20 pm #6596 Claus GrafParticipant Hi, Can you tell us what set up you currently have ? What is it that you want to change ? Are you having any problems ? Regards CG September 19, 2008 at 12:46 pm #6569 Anonymous Look at options to inject anti-foam at the feed line and not at the top of the drum. Author Posts You must be logged in to reply to this topic.