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:
Activating ludwigite involves reacting sodium carbonate and ludwigite powder, mixing sodium oxide and boric oxide in ore powder, using active reaction under high temperature, and transferring boric oxide to water-soluble sodium borate salt. 专利
申请日期: 2008-01-01, 公开日期: 2008-05-07
作者:  HU D ZHONG J LIU H
收藏  |  浏览/下载:5/0  |  提交时间:2019/12/27
Compound phosphating liquid has predetermined amount of phosphating basic liquid, industrial nitric acid, industrial phosphoric acid, zinc oxide, sodium carbonate, copper carbonate, additive and water. 专利
申请日期: 2008-01-01, 公开日期: 2008-07-09
作者:  LI S FAN H
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/27


©版权所有 ©2017 CSpace - Powered by CSpace