Home › Forums › Coking › Design and Reliability › Cokedrums, Structure, Inspection › Drums › Back Pressure for Drum Warm-up › RE: Back Pressure for Drum Warm-up
June 16, 2005 at 1:28 pm #7779
We use a butterfly valve in the common lines of our drum pairs. We’ve had extremely short warm ups, but only choose to do so when we are behind in schedule. We run 14hrs.