152128 ⎘
Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary Plug valves;; Details; Special arrangements for separating the sealing faces or for pressing them together for plugs with cylindrical surfaces with the plugs or parts of the plugs mechanically pressing the seals against the housing
Sub-classes:Top-Loaded Rotary Valve With Elliptical Sealing
#2SEALING HIGH PRESSURE FLOW DEVICES
#3VARIABLE GEOMETRY VALVE SEAT SEAL FOR SIMULTANEOUS CONTACT AND RELEASE WITH VALVE BODY
#4METHODS AND SYSTEMS ASSOCIATED WITH A HIGH-PRESSURE PLUG
#5SEALING HIGH PRESSURE FLOW DEVICES
#6SEALING HIGH PRESSURE FLOW DEVICES
#7TOP-LOADED ROTARY VALVE WITH ELLIPTICAL SEALING
#8Sealing high pressure flow devices
#9METHODS AND SYSTEMS ASSOCIATED WITH A HIGH-PRESSURE PLUG
#10Valve seal integrity verification systems and methods
#11Sealing high pressure flow devices
#12Top-loaded rotary valve with elliptical sealing
#13Angle valve structure
#14Sealing high pressure flow devices
#15Sealing high pressure flow devices
#16Sealing high pressure flow devices
#17Method and apparatus installing and removing a plug retainer
#18Replaceable body saver
#19Sealing high pressure flow devices
#20Sealing high pressure flow devices
#21Sealing high pressure flow devices
#22Replaceable body saver
#23Fluid valve assembly including fluid driven sealing
#24Fluid valve assembly including seal having retention features
#25Rotary turbine bypass valve
#26Sealing high pressure flow devices
#27Sealing high pressure flow devices
#28REPLACEABLE BODY SAVER
#29Fluid flow control apparatus for use with fluid valves
#30Bellows system for fluid end
#31Fluid flow control apparatus for use with fluid valves
#32Valve component arrangement and a control valve with a valve component arrangement
#33Sealing high pressure flow devices
#34Valve sealing device for a tilting-armature valve and method for producing a valve sealing device for a tilting-armature valve
#35Control valve for setting a process fluid stream of a processing plant
#36High-pressure plug valve
#37Valve
#38High-pressure plug valve
#39Method of refurbishing a high-pressure plug valve
#40High-pressure plug valve
#41Variable geometry valve seat seal for simultaneous contact and release with valve body