
12
2018-11
Oil prices and falling stock market led to market risk aversion 12 tin co., LTD
Abstract: oil prices and the stock market down the market risk aversion, weaker every Zhou Lunxi fell to $180; Last week at home and abroad have different inventory increase or decrease, domestic tin the nearly 20 weeks high inventory, demand is weak or suppress prices upward.Futures market: oil pric…
25
2018-09
Development of copper ore industrial grade
Development of copper ore industrial grade:1. In fact, from a technical and economic perspective, the industrial grade of copper is a dynamic index. This is especially true for a deposit. The general rule of mining mineral deposits is first rich and then poor, that is, first rich and then poor. With …
25
2018-09
Types and distribution of copper deposits
The types and distribution of copper deposits in the world are diverse, which can be divided into:Porphyry (1), (2) the sand shale type, copper and nickel sulfide type, (3) (4) (5) copper pyrite type - type uranium - gold, natural copper type (6), (7) vein type carbonate rock type (8), (9) skarn type…
05
2018-01
Common several kinds of inorganic flame retardant environmental protection will be ChengXinChong
Nowadays, with the explosive development of materials science and technology, plastics, rubber, textiles and paints as the
05
2018-01
Aluminum hydroxide flame retardants four development direction in the future
Aluminum hydroxide flame retardant is one of the fastest growing varieties of various types of materials additives
05
2018-01
Analyses on the present situation and the tendency of the development of flame retardant materials
Flame retardant materials include organic flame retardant materials and inorganic flame retardant materials, the current flame