| 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) |
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| 06/18/1991 | CA1284978C Stem seal for tapered lubricated plug valves |
| 06/05/1991 | CN2078401U Intake valve for gas water heater |
| 05/29/1991 | CN2077941U Auto draining valves with frostbite preventing function |
| 05/22/1991 | EP0428331A1 Fluid control valve |
| 05/21/1991 | US5016857 Control element for a ball valve |
| 05/16/1991 | DE3936430A1 Stopcock for pipeline flow - has permanent magnet blocking complementary seat via electromagnet |
| 05/15/1991 | CN2077067U Multi-functional shower ball valve |
| 05/15/1991 | CN2077066U Cock ball-cock |
| 05/14/1991 | US5014744 Controlling a flowable material |
| 05/08/1991 | CN2076628U Labour saving ball valve |
| 05/07/1991 | US5012685 Ball valve seat distance measuring device and method of using same |
| 05/07/1991 | CA1283835C Valve assembly for pipeline |
| 05/01/1991 | CA2028754A1 High performance valve |
| 04/30/1991 | US5011115 Self supporting plug for a double block and bleed plug valve |
| 04/24/1991 | EP0424360A2 Cut-off apparatus |
| 04/24/1991 | EP0301071B1 Telecontrollable valve |
| 04/23/1991 | US5009393 Linear flow turn down valve |
| 04/23/1991 | CA1283393C Ball valve |
| 04/17/1991 | EP0423094A1 Closure element for a ball valve |
| 04/17/1991 | CN2075286U Self-balance sealed ball shaped stop valve |
| 04/17/1991 | CN2075285U Miniature valve resisting strong acid, alkali and corrostion |
| 04/09/1991 | US5005805 Lift-turn valve and actuator assembly |
| 04/02/1991 | US5004005 Combination valve |
| 04/02/1991 | CA2016278A1 Method for forming a ball valve connection and structure |
| 03/27/1991 | EP0419268A2 Ball valve |
| 03/27/1991 | CN2073960U Ball type stuff outlet valve |
| 03/21/1991 | WO1991003217A1 Closure means for flow control |
| 03/20/1991 | EP0417706A2 Shut-off valve |
| 03/20/1991 | CN2073515U Axle controlled valve with hold-down button |
| 03/14/1991 | DE3929696A1 Ball-cock for heating equipment - has housing in which spherical stopcock is pivot mounted and joined to spindle |
| 03/13/1991 | CN2073058U 可调补偿密封球阀 Adjustable compensation seal valve |
| 03/05/1991 | CA1281019C Ball valve |
| 02/21/1991 | WO1991002183A1 Combination valve |
| 02/20/1991 | CN2071731U Muti-way change valve |
| 02/20/1991 | CN2071730U Household automatic water retaining tap |
| 02/13/1991 | CN2071280U Coal powder spray valve |
| 02/06/1991 | EP0411652A1 Valve spindle sealing |
| 02/06/1991 | CN2070847U Spherical valve |
| 02/05/1991 | US4989833 Method for changing the characteristic curve of a regulation valve under pressure and a regulation valve |
| 02/05/1991 | US4989631 Valve device with control sleeve and check valve |
| 01/29/1991 | US4988077 Reinforced plastic valve |
| 01/29/1991 | US4988076 Valves having a turnable closure member such as a butterfly valve |
| 01/29/1991 | US4987924 Interchangeable automated porting valve |
| 01/23/1991 | CN2069952U Orifice plate valve |
| 01/23/1991 | CN2069951U Discharge valve with filter |
| 01/17/1991 | DE4017819A1 Ball valve controlling gas flow in IC engine cylinder head - has the valve ball to combustion chamber sealing ring sealed in its groove by further flexible seal |
| 01/16/1991 | CN2069514U Pasty material pipeline ball valve sealing seat |
| 01/16/1991 | CN2069513U Leakproof spherical valve |
| 01/15/1991 | US4984767 Tamperproof rotary valve |
| 01/15/1991 | US4984362 Method for forming a ball valve connection |
| 01/09/1991 | CN2069055U Butterfly valve having double flange |
| 01/09/1991 | CN2069054U Frost-proof tap |
| 01/08/1991 | CA1278787C Rotary valve |
| 01/02/1991 | CN2068626U 球阀 Ball |
| 01/02/1991 | CN1048167A On-line filter capable of cleaning tube |
| 12/25/1990 | US4979756 Seal arrangement |
| 12/20/1990 | DE4018094A1 Shut=off system for valve for thermoplastic melts - prevents mechanical locking of tapered plug and gives better sealing against polymer leakage under plug sealing faces is achieved |
| 12/19/1990 | CN2067781U Self-locking safety ball valve |
| 12/19/1990 | CN2067780U Antifreezing valve for running water |
| 12/13/1990 | WO1990013764A3 Ball valve actuating member with force multiplier |
| 12/12/1990 | EP0401443A1 Low torque ball valve |
| 12/12/1990 | EP0401306A1 A stop valve |
| 12/11/1990 | US4976403 Valve with metallic bellows valve stem seal |
| 12/04/1990 | CA1277305C Half-turn valve |
| 11/28/1990 | EP0399095A2 Ball valve |
| 11/28/1990 | EP0187827B1 Flow control device for administration of intravenous fluids |
| 11/28/1990 | EP0146568B1 A valve seal suitable for cryogenic service |
| 11/28/1990 | CN2066538U Direct inserting spherical valve |
| 11/22/1990 | EP0398406A1 Plug cock with plastic seal elements on the plug |
| 11/22/1990 | EP0397915A2 Pneumatic actuator |
| 11/21/1990 | CN2066113U Double-sealing ignition device for gas stove |
| 11/21/1990 | CN1010500B Clamp apparatus for mounting ball valve |
| 11/15/1990 | WO1990013764A2 Ball valve actuating member with force multiplier |
| 11/07/1990 | EP0396479A1 Spherical plug valve |
| 11/07/1990 | EP0396350A2 Switching valve for mixing hot and cold waters using lubricant tank |
| 11/07/1990 | CN2065268U Four-way regulating valve |
| 11/06/1990 | US4968004 Shutoff and control valve |
| 11/06/1990 | US4968001 Multi-element, bi-directional valve seat |
| 11/06/1990 | US4968000 Valve |
| 10/31/1990 | EP0394855A1 Device for the deflection and/or division of a gas stream |
| 10/31/1990 | CN2064846U Multifunctional tap |
| 10/31/1990 | CN2064845U Gas tap |
| 10/31/1990 | CN2064844U Regulating valve cutting off sealing element |
| 10/27/1990 | CA2015686A1 Switching valve for mixing hot and cold waters using lubricant tank |
| 10/24/1990 | CN2064448U Regulating valve |
| 10/24/1990 | CN2064447U Multi-purpose valve with corrosion protecting function |
| 10/23/1990 | US4964614 Method for forming a ball valve connection and structure |
| 10/23/1990 | US4964436 Valve with rotary valving element |
| 10/18/1990 | DE3927396A1 Pneumatic or hydraulic rotary drive for stopcock - includes central piston rod with diametric cross-bolt |
| 10/16/1990 | US4962911 Hemi-wedge valve |
| 10/10/1990 | EP0390981A1 Ball valve for refrigerating systems |
| 10/04/1990 | DE3905241C1 Ball valve |
| 10/02/1990 | US4960262 Ball valve and methods of fabrication |
| 09/26/1990 | CN2062771U Multifunctional anti-lash valve |
| 09/25/1990 | US4958802 Stop valve |
| 09/25/1990 | CA1274501A1 Plug valve |
| 09/19/1990 | EP0387514A2 Stop valve for pipelines transporting bulk goods |
| 09/19/1990 | CN2062393U Three-way adjustable valve |
| 09/19/1990 | CN2062392U Level drop anti-freezing cock valve |
| 09/19/1990 | CN2062390U Automatic water turn-off device for resupply on water cut-off |