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U.S. Department of Energy
Office of Scientific and Technical Information

Summary of results of round table discussions on the sulfurization of middle oil

Technical Report ·
OSTI ID:7284555
The sulfurization of middle oil at Gelsenberg, Wesseling, Scholven, Welheim, Luetzkendorf, Bruex, Boehlen, and Poelitz is shown in a chart. Each plant (except Welheim and Luetzkendorf which were divided into aromatization and benzination) was divided into two stages, prehydrogenation and benzination, and the following information is given for each of these: (1) per cent S in fresh feed, (2) percent S in injection feed, (3) percent S in circulation gas, (4) percent S added as H/sub 2/S, (5) percent S added as element, (6) total sulfur in reaction space referred to injection feed, (7) percent phenols in fresh feed, (8) percent phenols in injection feed, (9) percent O/sub 2/ in fresh feed, (10) special observations at the preheater, (11) special observation in the heat exchanger, (12) special observations in the catchpot, (13) other observations on sulfurizing injection feed, (14) results from sulfurizing with H/sub 2/S with the concentration of H/sub 2/S in the gas below 80%, (15) method of sulfurizing, and (16) temperature and pressure.
Research Organization:
I.G. Farbenindustrie, Ludwigshafen (Germany)
OSTI ID:
7284555
Report Number(s):
TOM-237-439-442
Country of Publication:
United States
Language:
English