The production and development of ion-type rare earth ore in China has experienced three fundamentally different process technologies, namely, pool leaching, heap leaching and in-situ leaching, which have significant differences in the environmental management and ecological environmental protection

Recently, the 16th National Drying Conference sponsored by the Drying Technology Professional Group of the Chemical Engineering Professional Committee of the Chinese Chemical Industry Association and organized by Changzhou Fanqun Drying Equipment Co., Ltd. was held in Changzhou to showcase new tech

When it comes to retrofitting a car, everyone will surely think of changing a set of larger wheels first, and then a set of twisted-arm shock absorbers. Of course, the large-scale envelops that can enhance the face value will make the car look even lower. T

The pellet packaging machine is a commonly used packaging machine in the packaging industry. Everyone may have a certain understanding of it. We all know that the correct use of packaging machinery saves time and increases work efficiency. That is why everyone is debugging a pellet packaging machi

While deepening the construction of green mines, China is also facing a more severe test of the technical level. With economic development, China has proven high-quality mineral resources nearly depleted, the total supply of raw materials shortages, complex low-grade ore resources or secondary reso

First of all, the production process of rolling black copper rods by cold rolling mills is backward, and its black copper rods have high oxide content, low electrical conductivity, poor performance, low pull-to-weight ratio, and serious consumables, energy consumption and pollution. Eliminated. Se

At present, global auto parts suppliers are reluctant to spin off the business, and this is no accident. Because they believe that after the spin-off, they will be more favored by investors and industry customers. These companies are “splitting” like amoeba protozoa. They separate the

The border trade of the Nongken Automobile Trading Corporation has started late and has yielded good results, giving people the following inspirations: reciprocal and mutually beneficial business ideas. Border trade not only needs to consider our interests, but also for the sake of customers, exp

When the vehicle is started in the morning, it may encounter the situation that the ignition is started several times before it starts. The semi-trailer also has the symptoms of high fuel consumption and power reduction, and even the car cannot be started after starting for a few days or the key c

In recent years, a series of preferential policies to encourage the country, our country gradually strengthen Total, intergrown ore beneficiation recovery of silver, many mines and refineries attention to the recovery of silver. However, in general, there is no significant development in mineral pro

Molecular sieves are a class of crystalline silicon aluminate, since it has a uniform pore size and high specific surface area, has many good features. (1) Selective adsorption according to the size and shape of the molecules, that is, only those molecules smaller than the molecular sieve pore size

A titanium iron ores Overview 1, ilmenite chemical formula: FeTiO3, mineral theoretical composition FeO47.36%, TiO2 was 52.64%, if the main mineral of MgO magnesium titanium referred to mainly MnO manganese ore called red titanium. Minerals such as magnetite and sulfide are generally found in ore.