Three-way valve has three ports connected with the pipeline, the equivalent of two single-seat valve synthesis. According to the mode of action is divided into two kinds of confluence valve and diverter valve, which has the following characteristics: (1) three-way valve work, one thoroughbred a.......

After nearly a year's research, technicians of Zhongyuan Oilfield No.2 Plant Technology Institute successfully developed the KYB-I electric submersible pump clear salt valve device to solve the problem of electric pump well-being and salt prevention. Up to now, the implementation of the.......

On the 18th, the 84th executive meeting of the provincial government conducted a special study on the "General Development Plan for the Salt Chemical Industry Park in Ningjin, Hebei Province" and the "Industrial Development Plan for the Salt Chemical Industry Park in Ningjin.......

Although the UPS power supply uses a lead-acid maintenance-free battery , it does not mean that maintenance is not required at all. In order to maintain the good operation of the UPS power supply, personnel need to carry out regular maintenance and repair, w.......

Recently, the Yutong-developed traffic emergency communications command vehicle participated in the road traffic police emergency rescue drill jointly conducted by the Ministry of Transport, the Beijing Municipal Government, and the Armed Police Traffic Command Department.

Li She.......

The special chemicals group LANXESS has successfully completed the acquisition of the DSM elastomer business. This acquisition has been approved by the antitrust agency. The transaction took effect on May 1, 2011.

LANXESS invested 310 million euros in the acquisition of the elastom.......

On July 1, 2011, the "Regulations on the Protection of Highway Safety" will be implemented. The "Regulations" gives harsher penalties than any before for over-limit transportation of highways. Article 66 provides the most lethality:

For a freight vehicle that .......