Gas industry will reshuffle positioning

Drying equipment

China Drying Network News At the just-concluded 16th National Special Gas Annual Meeting, Sun Funan, Chief Engineer of Chinachem Lighting Desig

Gas industry will reshuffle positioning

Drying equipment

China Drying Network News At the just-concluded 16th National Special Gas Annual Meeting, Sun Funan, Chief Engineer of Chinachem Lighting Desig

Dongfeng Industrial Company locks in sales target of 8 billion yuan


Recently, the author was informed at the marketing work conference of Dongfeng Industry Co., Ltd. in 2014 that in 2014, the company proposed that the sales of economical commercial vehicles would be completed by 28,000 vehicles and the passenger cars would ent

Research progress on arsenic removal by arsenic-containing ore

This paper introduces the characteristics of arsenic resources in China, the necessity of arsenic removal and the reasons for the difficulty in selecting arsenic-containing ores. The research progress of arsenic removal in arsenic-containing ores at home and

Several common collector formulas

Yellow medicine: ROCSSM

Black medicine: (RO) 2PSSM

Carboxylic acids and their soaps: R-COOH (Na or K)

Hydrocarbyl sulfonate: RSO3Me

Hydrocarbyl sulfate: RSO4Me

Dodecylamine: RNH2

Aniline black medicine: (RNH) PSSH

Butyl ammonium black