Patents
Patents for F16K 5 - 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 (12,536)
06/2001
06/27/2001CN2437015Y Speech sound type water tap
06/27/2001CN2436733Y High-pressure rotary valve sealing element
06/27/2001CN2436732Y Double-linkage adjustable ball valve
06/21/2001DE10043550A1 Tap insert for closing or separating off conduits has obturator with through channel which is surrounded by housing and can be rotated by shaft which passes through seating with an external thread allowing it to be fastened to valve housing
06/20/2001CN2435588Y Lock-control straight-through valve
06/20/2001CN2435587Y Lock control three-way ball valve
06/20/2001CN2435580Y Electric sluice valve especially adapted for IC card water meter
06/20/2001CN1300356A Valve with fire-resistant seal
06/14/2001WO2001042695A1 A ball valve device
06/13/2001DE19954456A1 Water feed valve has housing formed as thin-walled pipe-form component made of stainless steel or copper alloy, and with inlet connector with connection thread formed by non-cutting process
06/13/2001CN2434492Y Leakage checking gas valve
06/13/2001CN2434491Y Two-way spiral chute wearing-free ball valve
06/13/2001CN2434490Y Self-compensating high temp metal hard sealing ball valve
06/07/2001WO2001040687A1 Flow control valve
06/06/2001EP1104862A1 Valve of a vacuum apparatus
06/06/2001EP1104519A1 Ball valve
06/06/2001EP0954711A4 Valve with internal diffuser
06/06/2001CN2433478Y High-pressure ball valve
06/06/2001CN2433477Y 锁闭阀 Lock valve
06/06/2001CN1298067A Rolling ball valve sealing structure
06/05/2001US6240959 Hydraulic safety fuse device
06/05/2001US6240946 Switch valve
06/05/2001US6240735 Rotary damper assembly
06/05/2001US6240575 Evacuation system provided with a shut-off valve, and process for maintaining in operating conditions a shut-off valve in a vaccum evacuation system
05/2001
05/31/2001WO2001038761A1 Ball valve seat seal
05/31/2001DE19949577A1 Ball valve for transporting polysilicon granules has separate inlet section in its housing which fits into bore through ball when valve is open and is accommodated in slot in ball when it is shut
05/30/2001CN2432405Y Ball valve
05/30/2001CN2432404Y Locking valve
05/30/2001CN1297509A Steam turbine installation
05/30/2001CN1296866A Making method and improved structure of ball valve seat
05/29/2001US6237628 Self-centering water drain valve
05/25/2001WO2001036850A1 Ball valve with non-return valve
05/23/2001DE19945116C1 Cut-off valve for liquid or gas pipeline has sealing ring fitted between housing and surface of spherical valve body, annular groove around inlet and outlet bores in valve body improving pressure of valve body against ring in these areas
05/23/2001CN2431451Y Locking valve for heater
05/22/2001US6234997 System and method for mixing and delivering intravenous drugs
05/16/2001CN2430586Y 带锁球阀 Lockable Ball
05/16/2001CN2430585Y Health tap
05/16/2001CN1295204A Leakproof durable ball valve structure
05/16/2001CN1295203A Leakless durable ball valve structure
05/15/2001US6230607 Adjusting device for a pneumatic drive, particularly for a medical or dental instrument
05/10/2001WO2001033125A1 Quarter-turn rotary plug valve with seats reciprocable during operation
05/10/2001WO2001033120A1 Improved ball valve
05/10/2001WO2001033119A1 Compact manifold ball valve
05/10/2001WO2001033118A1 A gas valve
05/10/2001DE19953083A1 Stop valve in the form of a ball valve or a segmental ball valve comprises a sealing ring element which is located between the housing halves and is provided with a sealing bore for the valve operating spindle
05/10/2001CA2389850A1 A gas valve
05/09/2001EP1098118A2 Seal for plug valve
05/09/2001CN2429698Y Dual sealed valve
05/09/2001CN2429697Y Cutoff ball valve
05/03/2001WO2001031239A1 High pressure oxygen valve
05/03/2001DE19952140A1 Sealing system for stopcock comprises seals fitted at inlet and outlet to fill gap between conical sealing surfaces of cock
05/02/2001CN2428647Y Novel ball valve
05/02/2001CN2428646Y Double-way wearless hard-sealing ball valve
05/02/2001CN2428645Y Rotary conic-core pulse electromagnetic valve
05/02/2001CN2428641Y Valve sealing component
04/2001
04/26/2001WO2001029459A1 An apparatus and method for verifying the material properties of a plug valve sealing element
04/26/2001CA2355303A1 An apparatus and method for verifying the material properties of a plug valve sealing element
04/25/2001EP1093554A1 Improved metal ball valves for gas
04/25/2001CN2427688Y Elbow shaped valve
04/25/2001CN2427687Y Cone-shaped inner part valve
04/24/2001US6220296 Injector/valve combination designed to improve color dosing response time
04/24/2001US6220290 Double block and bleed ball valves including retainer components
04/24/2001CA2051951C Travel stop assembly for valves
04/19/2001WO2001027506A1 Conical valve
04/18/2001EP0991888A4 Method and apparatus for on-line detection of leaky emergency shut down or other valves
04/18/2001CN2426935Y Two-way sealing valve
04/17/2001US6217004 Flow control arrangement in a circulation lubrication system
04/17/2001US6217003 Valve assembly having floating retainer rings
04/17/2001US6217002 Valve assembly having floating retainer rings
04/17/2001US6216736 Three-way antimix valve for a pourable food product packaging machine
04/10/2001US6213450 Valves
04/10/2001US6213149 In-line diversion valve with flow-through capability
04/04/2001CN2426048Y 整体式球阀 Integral Ball
04/04/2001CN2426047Y Bidirectional metal hard sealed ball valve
04/04/2001CN1289907A Gas valve
04/03/2001US6210361 System for delivering intravenous drugs
03/2001
03/28/2001CN2425248Y Spring auxiliary sealing ball valve
03/28/2001CN2425247Y Special lower discharge valve for tank car
03/28/2001CN2425246Y Control valve
03/27/2001US6206029 Valve of vacuum apparatus
03/27/2001US6206028 Universal multi-path control valve system
03/27/2001US6206024 Valve assembly
03/27/2001US6206023 Ball valve including seat retainer securing means and method for forming the same
03/21/2001EP1085181A2 Electrically controlled servo operated engine coolant valve
03/20/2001US6203895 Wear resisting parts for process valves
03/20/2001US6202668 Valve with fire-resistant seal
03/16/2001CA2317292A1 Electrically controlled servo operated engine coolant valve
03/15/2001WO2001018437A1 Tap insert
03/15/2001CA2390105A1 Tap insert
03/14/2001CN2423457Y Water-break valve
03/14/2001CN1287218A Controlling device for air suction quantity of engine
03/13/2001US6199824 Spherical valve
03/07/2001EP1081357A2 Intake amount control apparatus of engine
03/07/2001CN2422494Y Skewed slots board-inserting lifting valve sealing structure
03/07/2001CN2422493Y 带锁球阀 Lockable Ball
03/06/2001US6196268 Rising stem soft seat plug valve
03/06/2001US6196262 Valve for testing and draining sprinkler systems
03/01/2001DE19940471A1 Stopcock for use in pipeline has inlet and outlet in ball which are of different shapes
02/2001
02/28/2001EP1078856A1 Three-way antimix valve for a pourable food product packaging machine
02/28/2001CN2421468Y Long-rod type temp-regulating locking valve