查询词典 hydrogenating

Well balance between acid and hydrogenating functions is also found for Pt/Al-SBA-15 catalyst.

而且几乎在整个反应时间内40SBA-15催化剂的总丁烯转化率最高，C〓中的TMP产物的比例最大，显示出良好的稳定性。

The present invention is one technological process of multistage hydrogenating and cracking inferior heavy and residual oil in suspension bed.

本发明公开一种加工劣质重、渣油的悬浮床多段加氢裂化工艺过程。

The alumina carrier has concentrated pore distribution and is especially suitable for use as the carrier for hydrogenating demetalization catalyst.

该氧化铝具有更为集中的孔分布，特别适合用作加氢脱金属催化剂的载体。

The present invention belongs to the field of chemical technology, and is especially high selectivity catalyst for hydrogenating dimethyl maleate to prepare tetrahydrofuran and its preparation process.

本发明属于化工技术领域，具体是一种用于马来酸二甲酯加氢制四氢呋喃的专一选择性催化剂及其制备方法。

The process is one two-stage hydrogenating process in the presence of non-crystalline nickel alloy catalyst, and has mild reaction condition.

该方法克服了传统铁粉法收率低、能耗高、污染环境的缺点，更解决了催化加氢工艺过程中催化剂使用寿命短的问题。

The catalyst is used for dimethyl maleate hydrogenating reaction and has specific selectivity on the target product tetrahydrofuran and high heat stability.

该催化剂在应用于马来酸二甲酯加氢反应中，对目标产物四氢呋喃具有专一的选择性和很好的热稳定性。

Zircaloy-4 tubal samples containing some homogenized distribution of hydride blocks were processed by mean of optimizing procedure of hydrogenating and heat treatment.

通过对渗氢工艺和热处理工艺的优化，在锆管内部获得均匀分布的氢化物团块区。

The hydrogenating treatment can enhance the mechanical properties of Mg-Li-Zn-Y-Zr-LPC alloys in evidence.

氢化过程中，氢会与Mg-Li-Zn-Y-Zr-LPC合金中稀土反应生成黑色小颗粒状化合物。

The multistage hydrogenating apparatus for the suspension bed hydrogenation includes at least one section of high temperature reaction region and one section of low temperature reaction region.

悬浮床加氢反应采用的多段反应装置至少包括一段高温反应区和一段低温反应区。

Compared with available technology, the present invention can obtain regenerated hydrogenating catalyst with relatively high activity and obviously lowered SO2 content in regenerated exhaust tail gas.

与现有技术相比，采用本发明提供的方法得到的再生催化剂的活性高，同时可使再生排放尾气中SO 2 的含量明显降低。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。