On March 28, 2014, good news came from Qinhuangdao, which was designed, manufactured, installed and debugged by Kaifeng DEAR air separation Industria...
There is an article named "The important lazy ants", which I have learned a lot after reading. In the past, I always had puzzled question...
Answer: because the torque of asynchronous motor is proportional to the square of voltage, if centrifugal compressor is driven by asynchronous motor, ...
Possessing the international first patent to fill the gap of Domestic Technology The independent innovation of DEAR Airbus leads the green transformat...
On the afternoon of February 21, the business etiquette training organized by the human resources department of the company began. The training time i...
Different gas cylinders have different requirements when discharging residual gas:1) oxygen cylinder. Fireworks and inflammable and explosive material...
Everyone longs for success, admiration and respect. It seems that people are always looking for the factors that make individuals and enterprises suc...
In February 12, our company received the two utility model patent certificates of "energy-saving air separation nitrogen precooling system&quo...
On January 22, 2014, a large-scale seminar on technology and project cooperation of air separation equipment of 40,000 grade was held in Kaifeng DEA...
When heating the liquefied air, although the boiling point of nitrogen is lower than that of oxygen, nitrogen should be evaporated first. However, due...
On December 22, 2013, good news came from Ningxia that the KDN-2200 high purity nitrogen air separation plant designed, manufactured, installed and d...
