Nanning carbon dioxide and simple metal oxides (e.g. CoO …网页Steam and hot water type lithium bromide absorption water chiller: ... Metallic powder material--Self-fluxing Ni-Cr-B-Si alloy powder: NEQ JIS H8664-77: GB/T 8641-1988: ... Aluminium plate clad with plastics for electronic equipments: NEQ JIS …网页The process of extraction of natural Vanillin with purity~ 99% and yield 3.0-3.3% has been developed from a new plant source. The process does not involve any costly or hazardous chemicals and the ... Production of Fe-Ni/Co-Mo Metallic Alloy & Saleable Alumina Rich Slag from Ni-Mo/Co-Mo Spent Catalysts.网页ABSTRACT Mud stabilized with straw was used to cast two types of blocks using steel and wooden moulds at different moisture contents. The blocks have the same dimensions of 450 by 225 by 225mm respectively.Six (6) samples of blocks were tested for strength,