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Edwards Ltd is a British multinational vacuum pump and exhaust gas management systems manufacturer. Its headquarters are in Burgess Hill , UK, and has been part of the Atlas Copco Group since 2014. [ 12 ] [ 13 ] [ 1 ] Edwards holds 1,700 patents , including for dry (oil-free) vacuum pumps , and produces equipment used for manufacturing ...
Edwards' IPUP2 Vacuum Pump Sets New Standards for Load Lock and Transfer Chamber Applications Advanced design of 2 nd generation pump achieves early success. CRAWLEY, England--(BUSINESS WIRE ...
This is the principle behind a positive displacement pump, for example the manual water pump. Inside the pump, a mechanism expands a small sealed cavity to reduce its pressure below that of the atmosphere. Because of the pressure differential, some fluid from the chamber (or the well, in our example) is pushed into the pump's small cavity.
Most general pumps can increase as well as decrease the pressure of a gas; however, this category contains pumps that are usually exclusively used to decrease pressure. Wikimedia Commons has media related to Vacuum pumps .
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Drum pumps on barrels. Drum pump, barrel pump, and transfer pump refer to pumps that are used to empty barrels, tanks, IBCs and drums. [1] Many liquids used on manufacturing and processing plants are delivered in 100 or 200 litre barrels and are too heavy to tip to empty the liquids inside.