研究了钒对分子筛和催化剂性能的影响,并开发出一种高活性固体的流化催化裂化抗钒助剂。
Effects of vanadium poisoning on molecular sieves and catalysts were studied and a high-activity solid vanadium-resistant additive for fluid catalytic cracking was prepared.
降烯烃助剂和降烯烃催化剂的开发利用是投入少、见效快的方法,而投用MGD工艺,可使汽油烯烃含量下降的更多。
The development and utilization of these co-catalyst and catalyst is a way of low investment and quick result, and the appliance of MGD technics can make the olefin content reduce more.
本文从载体的制备和改性方法、钌活性组分还原与负载、助剂的机理及其作用等方面简要地介绍了氧化物负载钌催化剂的最新研究进展。
This paper describes the new finding of the oxide-supported ruthenium catalysts for ammonia synthesis such as support preparation, catalyst reduction and the role of promoters.
本发明公开了一种渣油悬浮床加氢催化剂助剂,属于石油加工和石油化工技术领域。
Disclosed is a suspended bed hydrogenation catalyst assistant belongs to the fields of oil procession and oil chemical technology.
制备了负载型镍催化剂,并加入碱性和过渡金属氧化物助剂,各种氧化物总负载量低于催化剂质量的30 %。
The supported nickel catalyst was prepared in which basic oxides and transition metal oxides were added as promoter, and all the oxides in amount were less than 30% of the mass of catalyst.
考察了制备方法、焙烧温度和成型助剂对甲缩醛氧化制甲醛铁钼钴三元催化剂活性的影响。
The influences of preparation method, the calcined temperature and auxiliary forming reagent on the activity of the Fe Mo Co o catalyst for oxidation of methylal to formaldehyde were studied.
本发明催化剂以镁铝复合氧化物为载体,以镍和钴或贵金属为活性组分,以碱金属和稀土元素作为助剂。
The catalyst of the invention utilizes mgal composite oxide as a carrier, nickel and cobalt or noble metals as active constituents, and alkali metals and lanthanon as auxiliaries.
本发明催化剂以镁铝复合氧化物为载体,以镍和钴或贵金属为活性组分,以碱金属和稀土元素作为助剂。
The catalyst of the invention utilizes mgal composite oxide as a carrier, nickel and cobalt or noble metals as active constituents, and alkali metals and lanthanon as auxiliaries.
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