RESIDUAL OIL CRACKING COMBINED WITH HYDROGEN-PRODUCTION BY STEAM-IRON REACTION

被引:9
作者
FUKASE, S
SUZUKA, T
机构
[1] Petroleum Laboratory, Nippon Mining Co, Ltd, Saitama, 335, 3‐17‐35 Niizo‐Minami, Toda
关键词
RESIDUAL OIL CRACKING; STEAM-IRON REACTION; DEACTIVATION; CR2O3; CAO;
D O I
10.1002/cjce.5450720214
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
A new residual oil upgrading process has been developed. Residual oils were cracked over an iron oxide catalyst with simultaneous generation of hydrogen. The newly-developed iron oxide catalyst containing CaO and Cr2O3 Was found to be a good catalyst for this process because it exhibited stable activity in the steam-iron reaction in the laboratory experiment and also in a large scale pilot plant. Effects of these foreign oxides on redox cycles were investigated. The catalyst was designed so as to maintain the stoichiometric balance between the reduction of magnetite and the oxidation of wustite by adding CaO and Cr2O3.
引用
收藏
页码:272 / 278
页数:7
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