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Category: 202304

Also blowing policy warm air, engineering machinery can fly?

Posted on April 29, 2023

Premier Wen Jiabao proposed at the executive meeting of the State Council a few days ago that â€œIntensify support for the protection of affordable housing and rural dilapidated housing, and promote the implementation of major projects under the 12th Five-…

Small food machinery business opportunities

Posted on April 28, 2023

People living in the North particularly like to eat pasta, especially fresh pasta, but pasta is very laborious and troublesome. A few days ago, the author went to a colleague's house to have a guest, although the guests were numerous, but the owner did not…

Breeding and Dephosphorization of High Phosphorus Pyrolusite Dephosphorization Bacteria

Posted on April 28, 2023

Of manganese ore generally high phosphorus content, the phosphorus manganese [/ Ï‰ (Mn) Ï‰ ( P)] at an average of about 0.1, while the metallurgical ores claim �…

Simulation equation for leaching kinetics

Posted on April 28, 2023

It represents metal leaching rate versus time function, related to the rate of mass transfer of reactants or chemical reaction rate of the solid surface. But for the purpose of determining process control under conditions, the most c…

Experimental study on multi-element comprehensive utilization of a magnetite

Posted on April 28, 2023

At present, the situation of China's mineral resources is severe, and the per capita possession of 45 major mineral resources is less than half of the world's per capita level. In order to realize the sustainable development of China's economy and societ…

Preparation of magnesium hydroxide from boron mud

Posted on April 28, 2023

Boron mud is solid waste formed during the production of boric acid and borax. Boron sludge contains magnesium oxide, calcium oxide, sodium oxide and other alkaline substances, causing great environmental pollution. As of 2…

The Ministry of Industry and Information Technology released the second batch of lead-acid battery entry companies

Posted on April 28, 2023

On August 19, 2014, the Ministry of Industry and Information Technology (MIIT) website announced the second batch of companies that met the â€œEntry of Lead-acid Battery Industryâ€. Among them, seven short-listed companies, including Shuangdeng Group, Jinchangxing Power Supp…

Tesla Global builds four super battery factories or is located in China

Posted on April 28, 2023

According to foreign media reports, at the TED2017 global seminar held in Vancouver this week, Tesla CEO Elon Musk revealed in an interview that in the future, Tesla will build four new super battery factories in the world. The specific location of the new factory will be announced s…

What are the analytical methods for detecting carbon and sulfur in steel?

Posted on April 28, 2023

What are the analytical methods for detecting carbon and sulfur in steel?

With the advancement and development of the iron and steel industry, the requirements for product quality are high and analytical methods are increasingly important. Several methods commonly used for the detection of…

Worked with Beijing Sanitation to create a â€œgreen sanitationâ€ business card to start the trial operation of a pure electric sanitation vehicle in Shenzhen

Posted on April 28, 2023

On April 25, 2017, the "Shenzhen pure electric sanitation vehicle trial operation ceremony" was held in the Qingshuihe municipal sanitation comprehensive factory in Luohu District. Under the guidance and support of the municipal party committee and municipal government, the lea…

Experimental study on steady flow ring to improve the flow of small axial flow fan

Posted on April 28, 2023

2 When Shandong Huaju Energy Co., Ltd. reduces the flow, the performance curve of the axial fan has a pressure drop zone, forming a saddle-shaped area. For a fan with a small change in operating conditions, the fan can be operated near a high efficiency point. However, for a fan with a la…

Break through the bottleneck of core components

Posted on April 28, 2023

After the production and sales of automobiles have exceeded 18 million, the problem of the large but not strong Chinese auto industry has also been highlighted. Song Jian, a professor at the Department of Automotive Studies at Tsinghua University, pointed out that the biggest drawback of …

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