First, the introduction of spiral classifier

The spiral classifier is based on the principle that the solid particle size is different, the specific gravity is different, and the sedimentation velocity in the liquid …

The main industrial indicators of the deposit are shown in Tables 1, 2 and 3.

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This method is to pH9 ~ 10 mercury-containing industrial waste water was added sodium sulfide, sulfur ions combined with mercurous ion in waste water, the solubility of generated extremely small mercury sulfide precipitation:

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Phosphorus ore mineral resources is of advantage, but more than 90% of the reserves of low-grade hard mineral, ore and most Mg0, A1 ₂ 0 ₃ and Fe ₂ O ₃ content is high, phosph…

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Christmas luminaires are a decorative lighting device that includes a wide range of products for indoor and outdoor use. Christmas is approaching, and a large number of Christmas lights, string lights and other products have been put on the market. China is a major producer and exporter of Chri…

[ China Agricultural Machinery Industry News ] Last year, the government proposed the "Internet +" policy, and various industries have been motivated. The whole country is discussing how to conduct cross-border integration. As one of the important core areas of "…

Brief introduction to the causes of the water ingress of the cable and the countermeasures Description After the cable enters the water, under the action of the electric field, water tree aging will occur, and finally lead to cable breakdown. Water trees are collections of voids filled with wa…

On December 21, 2016, the Huizhou Intermediate People's Court of Guangdong Province made a first-instance judgment and sentenced Wu Changjiang, the former chairman of NVC Lighting (China) Co., Ltd., to 14 years in prison for misappropriation of funds and occupation of occupation. At this po…

The relationship between the hardness of the O -ring and the maximum clearance and working pressure of the groove

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