The jet of water in passing through the" 'ejector ... vacuum of 36t inches of mercury. Professor Eankine has shown that by the use of this instrument all the power required to work an air-pump ...
German researchers at Saarland University and the Center for Mechatronics and Automation Technology (ZeMA) are working to ...
are a fantastic way of moving around things which you might not want spinning around inside of a pump, and one of the easiest ways to create a vacuum. According to his research, [Tuval Ben Dosa ...