Mineral oils: processes and products – Refining – Sulfur removal
Patent
1990-09-21
1991-08-06
Myers, Helane E.
Mineral oils: processes and products
Refining
Sulfur removal
208254H, 208210, 208143, 502 53, C10G 4504, C10G 4546
Patent
active
050375326
ABSTRACT:
A slurry hydrotreating process is described in which a hydrotreating catalyst of small particle size is contacted with a heavy fossil fuel. High catalyst activity is maintained by circulating the catalyst between a hydrotreating zone and a reactivating zone where the catalyst is hydrogen stripped.
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Sawyer Willard H.
Winter, Jr. William E.
Exxon Research & Engineering Company
Myers Helane E.
Ott Roy J.
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