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A valve rod 2011-11-28
A ball valve for refrigerating system includes a valve body, a valve seat that fits into the valve body by a screw thread, a valve ball accommodated within the valve body, two plastic sealing elements
Licensing Valve Technology 2011-11-25
Valve's Source engine technology--the same used to power Half-Life 2, Team Fortress 2, and Portal--is available for license to any game developer.
Valve chamber 2011-11-24
ball valve assembly comprising a housing defining a flow passage therethrough, a valve chamber in said flow passage, a ball valve rotatably disposed in said valve chamber
A two-way flow control ball valve device 2011-11-23
A two-way flow control ball valve device having an improved valve seat for an O-ring seal so that there is no binding or restriction on the movement of the ball under high pressures.
The technical characteristics of semi double eccentric ball valves 2011-11-22
The use of semi-double eccentric ball valve eccentric, eccentric ball and seat, stem for rotational movement in the joint trajectory self-centering, the more closed off during tightening, completely o
Ball valve with cartridg 2011-11-21
A ball valve has a valve body having a chamber, aligned inlet and outlet passages providing flow therethrough, and an access passage communicating with the chamber.
History of the vacuum pump 2011-11-18
The predecessor to the vacuum pump was the suction pump, which was known to the Romans. Dual-action suction pumps were found in the city of Pompeii.
Ball valves for different types 2011-11-17
There are five general body styles of ball valves: single body, three piece body, split body, top entry, and welded.
