The ORLITA metering pump is a motor-driven reciprocating pump that controls the amount of fluid. Application areas General metering pumps used in industrial areas such as: oil and gas drilling and drilling; refinery; petrochemical; chemical industry special metering pump used in manufacturing and.......

According to Gartner, global spending on information security reached $ 76.9 billion in 2015. As the frequency and severity of hacking attacks are deepening, cybersecurity spending is projected to reach $ 170 billion in 2020 and more than double in five years. VC investments in cybersecurity sta.......

The previous section introduced several methods of phytochemical remediation of soil lead contamination, now we will introduce the remaining methods. 5, electrochemical method Electrochemical method is to insert the electrode pair in the lead contaminated soil, through the DC, lead charged parti.......

Manually operated, pneumatic or electric steam traps Model STR, a high temperature steam trap is a labyrinthine and cascade-type high differential pressure regulator valve suitable for use on the hydrophobic system of main and reheat steam pipelines in thermal power plants. The control High pressure.......

1, the issue put forward Industrial automation instruments, VDC pneumatic control valve is widely used in a high degree of automation of production plays an important role in the production but it is often not due to its simple structure. In the chemical production process in the instrument to adjus.......

Pneumatic valve: with compressed air driven valve. Pneumatic valve procurement only a clear specification, type, pressure to meet the procurement requirements of the practice in the current market economy environment is imperfect because of pneumatic valve manufacturers in order to compete for produ.......

Wind power has long been controversial and has its objective limitations: Many question how electricity should be generated when there is no wind. Researchers from the Massachusetts Institute of Technology have come up with a solution to this limitation and questioning voices Program. Engineers de.......

Regulating valve is a commonly used actuator in automatic control system, which is used to adjust the flow of controlled object. Correct choice of regulating valve, is to adjust the quality assurance system control. On the composition of the control valve, flow characteristics were described in de.......

In the external oil technology services, especially for deep wells, ultra-deep well testing services, more and more use of full-bore APR tools. The OMNI cycle valve is in addition to the test valve, the core of the tool, its operation is directly related to whether the test was successful. OMNI cycl.......

q345b steel pipe polishing method often used Polishing means a processing method by the action of mechanical, chemical or electrochemical, lower the q345b steel pipe surface roughness, to obtain a bright and smooth surface, and surface modification process making use of a flexible polishing tools a.......

"Since October last year, our company has carried out frequency conversion and energy-saving renovation on the emulsified pump station and the main ventilator. According to the calculation, nearly one million yuan of energy-saving benefits will be realized in one year." Recently, when in.......

Recently, Guilin Xingda Optoelectronic Medical Devices Co., Ltd. developed a new generation of semiconductor laser photodynamic therapy device approved by the State Food and Drug Administration, access to three types of medical device registration certificate, to fill the domestic field of high-en.......