Copper- molybdenum separation There are two options for the separation of copper-molybdenum mixed concentrate. One is copper-suppressed molybdenum, which is the most important method. The second is molybdenum-free copper floating, which is currently used by very few selected factories. The follow
Read moreGrinding is the continuation of the crushing process and the last processing of the ore before sorting. The purpose of grinding is to achieve the separation of all or most of the useful ingredients in the ore. At the same time, we must try to avoid the phenomenon of "over-grinding". And c
Read moreRecently, China's first auto parts industry "complete vehicle environment wind tunnel test room" was completed and officially put into use in Tianjin Sandian Automobile Air Conditioning Co., Ltd. The “Car Environment Wind Tunnel Test Room†with a total construction area of
Read morePrinciples and Engineering Design of Lightning Protection for Wireless Communication Base Stations (2) 2.1 Structure and Basic Requirements of Lightning Protection Grounding System: Lightning protection grounding system consists of earth, grounding electrode, grounding lead-in, grounding busbar, a
Read moreKaolin has important applications in the papermaking, ceramics and other industries. Flotation can remove impurities such as quartz , iron and titanium in kaolin. The flotation methods are as follows: (1) Separation from gangue minerals such as quartz. Using positive flotation method, using dodecy
Read moreThe reducer is an independent closed mechanical transmission between the prime mover and the working machine. It is used to reduce the prime mover speed or increase the torque to meet the needs of the working machine. Under the premise of meeting the needs, the reducer design should pursue a small
Read moreGolden nine silver and ten, the country's major corn producing areas "three autumn" operation production curtain opened in turn. On September 29th, the author visited a high town in Gaoqing County, Zibo City, Shandong Province, where he talked with the users about their creation of we
Read more“The schedule for the ban on the sale of fuel trucks†sparked a wave of waves, among which were the sounds of sing-down fuel trucks. It seemed that the end of the fuel trucks would come at any time. However, things may not be as serious as the public opinion. The details of the speech
Read morePeople's life is inseparable from lighting. Intelligent lighting has the functions of brightness adjustment, soft soft start, timing control, scene setting, etc., and it is gradually accepted by the public, and the prospects are more and more broad. In the process of production, work and learnin
Read more"By 2025, China's auto industry must achieve green management of the whole life cycle." On September 29, Lei Wen, director of the Department of Energy Conservation and Comprehensive Utilization of the Ministry of Industry and Information Technology, on the car production hazardous mat
Read moreWith the development of LED display technology, LEDs are increasingly used in TV studios and TV broadcast events. As an event wall, they provide a variety of vivid, dazzling background images and more interactive features. The background picture is also moving and static, bringing together the per
Read more[ China Agricultural Machinery Industry News ] The "Agricultural Mechanization Research Selected Works (2016)", which was meticulously edited by China Agricultural Mechanization Association, will be available during the 2017 China International Agricultural Machinery Exhibition. This is t
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