hydrogenation catalysts造句怎么写

4、Recent progress in study of cobalt based CO hydrogenation catalysts and their applications to synthesis of alcohol, olefine and long chain hydrocarbons are presented.

2、Operation of JT-4/JT-1G hydrogenation catalysts on a hydrogen plant at Sinopec Jingmen Co. for hydrogenation of coker off-gas was described.

1、Abstract: Application status and trends in hydrodesulfurization (HDS) and olefine hydrogenation catalysts are reviewed.

3、Experiments find activity of hydrogenation catalysts and product yields have direct relation with the copper crystalline size and surface area.