• 研究分子筛催化剂性能影响,开发出种高活性固体催化裂化抗钒助剂

    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.

    youdao

  • 烯烃助剂降烯烃催化剂开发利用投入少、见效方法,而投用MGD工艺使汽油烯烃含量下降更多

    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.

    youdao

  • 本文从载体制备改性方法、活性组分还原负载、助剂的机理及其作用方面简要地介绍了氧化物负载钌催化剂最新研究进展。

    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.

    youdao

  • 本发明公开了一种渣油悬浮加氢催化剂助剂属于石油加工石油化工技术领域

    Disclosed is a suspended bed hydrogenation catalyst assistant belongs to the fields of oil procession and oil chemical technology.

    youdao

  • 制备负载型催化剂加入碱性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.

    youdao

  • 考察制备方法焙烧温度成型助剂对甲缩醛氧化甲醛三元催化剂活性影响

    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.

    youdao

  • 本发明催化剂以镁铝复合氧化物载体,以贵金属活性组分,以碱金属稀土元素作为助剂

    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.

    youdao

  • 本发明催化剂以镁铝复合氧化物载体,以贵金属活性组分,以碱金属稀土元素作为助剂

    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.

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定