CORC

浏览/检索结果: 共2条,第1-2条 帮助

限定条件        
已选(0)清除 条数/页:   排序方式:
Preparing hexamethylenediamine adiponitrile by direct hydrogenation under alkali-free condition comprises e.g. using alkali metal oxide or rare earth metal oxide modified trialuminum oxide-supported metal nickel catalyst by co-precipitation. 专利
申请日期: 2018-01-01, 公开日期: 2018-05-29
作者:  LIANG C CHEN X ZHANG Y DENG T
收藏  |  浏览/下载:7/0  |  提交时间:2019/12/02
Gamma phase strengthening alloy comprises aluminum, solid solution strengthening element containing iron and/or nickel, precipitation strengthening element containing niobium and/or hafnium, and boron and/or carbon. 专利
申请日期: 2018-01-01, 公开日期: 2018-03-23
作者:  MA Q DONG H ZHANG Y WANG Q DONG C
收藏  |  浏览/下载:9/0  |  提交时间:2019/12/02


©版权所有 ©2017 CSpace - Powered by CSpace