trickle hydrodesulfurization

trickle hydrodesulfurization

[′trik·əl ¦hī·drō·dē‚səl·fə·rə′zā·shən]
(chemical engineering)
A fixed-bed, petroleum refining process for desulfurization of middle distillates and gas oils; catalyst is cobalt molybdenum on alumina.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.