俄罗斯科学院西伯利亚分院催化剂研究所和中国营口兄弟建筑工程有限公司将在营口成立中俄合资企业——营口环雅环保科技产品开发有限公司(拟定名称),成为辽宁对俄引智的新成果。该合资企业主要研发生产柴油机汽车尾气催化综合器等产品,注册资金50万美元,其中20%为俄方技术股份,80%为中方投资股份。 该合资项目历经五年的协商、谈判、考察和论证。俄方于去年年末派技术专家Dmitrii A. Arendarsk
The microstructure of a Ni-based self-fluxing alloy coating produced by an oxygen-acetylene flame spraying Ni-16.5Cr-3.3B-4.7Si-4. 4Fe-0. 8C system alloy powder
Many transition metals are produced by pyrometallurgical procedures which require very considerable amounts of energy, commonly electrical. On the other hand, s