We are discussing if it is needed to design a coker naphtha HT unit with equipment so it would be possible to carry out a hot H2 stripping of the catalyst. I would like to know if anyone has ever experienced the need for hot H2 stripping of a coker naphtha cat, or if would adwise against it...
Hello,
We are seeing high amounts of NH3 in our butane R/D. Our specification is 0.5 vol. ppm, but we have 1.0 vol. ppm. We have tried to add fresh caustic, but with no luck. Our lean MEA looks fine. Anyone here any experince with NH3 in their butane?