在氮气保护及程序控温条件下，制备了具有一定孔隙的炭纤维掺杂的乙苯脱氢催化剂。
Porous catalysts with carbon fiber for ethylbenzene dehydrogenation were prepared under the protection of nitrogen by programmed temperature controlling.
本发明通过掺杂和负载的方法制备了含钴m CM - 41催化剂，在加氢脱硫条件下表现出良好的烯烃骨架异构活性。
In the invention, a catalyst containing cobalt MCM-41 is prepared by the method of doping and loading, and has good olefin skeletal isomerization activity in the hydrodesulfurization condition.
掺杂了氧化镧的硫酸钛经高温焙烧后制得新型固体酸催化剂。
A new type of solid acid was prepared by calcination of titanium sulphate doped with lanthanum oxide.
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