The waters are invariable: tax adjustments lead to market fl…

The recent fluctuations in the luxury car market are mainly affected by the adjustment of tax policies. The sales performance in May and June does not fully reflect the market competitiveness of various companies. As for the future competitive situation of the high-end automobile market, it should ...more...

Method for recovering gold and silver in non-toxic gold extr…

      There are three commonly used desorption methods for gold- loaded carbon: Zhadra desorption method, high temperature and high pressure desorption method, and alkaline ethanol solution desorption method. In addition, in recent years, the desorption method proposed by the Anglo-American ...more...

Use of lithium battery miner's lamp in coal mine product…

1. Current status of coal ore lamps used Long-term use in mine production of lead acid miner's lamp lighting, currently still dominant, but the use of the following disadvantages: (1) Since the miner's lamp is a mixture of sulfuric acid and distilled water, a chemical is reacted with lead ...more...

· Qijun officially settled in Dongfeng Nissan Fuyang Factor…

On the morning of May 26, as the world's best-selling SUV model in 2017, Qijun officially started production at the Xiangyang plant, opening up the synergistic production mode of Xiangyang and Zhengzhou. At the same time, with a Qijun slowly down the line, the output of 1.6 million vehicles in ...more...

First-time topping and cycle to pressure safety technical me…

1 Purpose of preparation The +450m horizontal Xisi Shimen coal slope three-slot wall has now entered the initial ceiling period, to ensure the safety of personnel during the initial ceiling and period pressure, to prevent the damage caused by the initial collapse of the direct roof, and to ensure t ...more...

Eccentric vibrating screen operating procedures

(1) Check that the drive belt is loose, and if the manual rotation of the pulley is stuck, it is excluded. (2) Check the integrity of the screen surface, and the screen hole should be cleaned up. (3) Check the tightness of the support spring. (4) Check the inflow and discharge chutes to prevent l ...more...

Characteristics of electromagnetic vibrating feeder

The electromagnetic vibrating feeder is a new type of feeding equipment, which has the following characteristics compared with other feeding equipment: 1. Small size, light weight, simple structure, convenient installation, no lubrication, no lubrication, convenient maintenance and low operating co ...more...