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)
06/2000
06/21/2000CN2384059Y Stop throttle dual-purpose cock
06/21/2000CN1257178A Knob type gas ignitor
06/21/2000CN1257177A Knob type gas ignitor
06/20/2000US6076831 Switch fitting
06/14/2000CN2382912Y Nesting stop cock
06/14/2000CN1256382A Structure of choke valve
06/14/2000CN1256376A Water tap with hollow structure
06/13/2000US6073648 Metal element having a laminated coating
06/08/2000WO2000032969A1 Device for sealingly locking a stopper and spherical valve equipped therewith
06/08/2000DE19925272A1 Manufacturing process for forging flanged ball valve seats uses blanks with friction welding faces of water inlet seat and ball valve seat welded together by friction welding with welding slag in centre hole cleared by ram
06/07/2000CN2381854Y Valve with joints with plastic pipes
06/07/2000CN2381853Y Butterfly gate with tri-eccentrical radial sealing
06/07/2000CN2381852Y Triangular valve
06/02/2000WO2000031449A1 Direct control fuel valve for fuel flow injecting circuit
05/2000
05/31/2000EP1003579A1 System, method and cassette for mixing and delivering intravenous drugs
05/31/2000CN2380762Y Valve core of water tap
05/31/2000CN2380761Y Automatic-closing type water tap
05/31/2000CN2380756Y Multi-ball internal-pressure self-closing type domestic running-water valve
05/31/2000CN1254803A Water tap with ceramic core
05/31/2000CN1053034C Gas valve
05/30/2000US6068023 Valve for clearing air conditioning drain lines
05/30/2000CA2187245C Changeover valve system having a cross drive member
05/24/2000EP1002974A2 Rotary valve
05/24/2000CN2379664Y Corrosion resistance metal ball valve
05/24/2000CN2379663Y Multi-functional water tap
05/23/2000US6065773 Gas pressure restraint, sensing and release systems
05/23/2000US6065736 Ball valve having a non-integral upstream seat and at least one integral downstream seat
05/19/2000CA2289891A1 Rotary valve
05/18/2000WO2000028246A1 Valve assemblies
05/17/2000EP1000282A1 Ball valve with removable bonnet and cartridge unit
05/17/2000EP0999897A1 Spray gun with improved seal
05/17/2000CN2378584Y Dual valve
05/17/2000CN1253190A Yarn blow-in valve
05/09/2000CA2085626C Handle locking mechanism for quarter turn valves
04/2000
04/27/2000WO2000023738A1 Plastic stop valve and method for the production thereof
04/27/2000DE19945960A1 Plastic ball valve manufacture for use as e.g. gas stop valve, produces material bond between inner section and outer casing, by melt injection welding, precluding all possibility of through-leakage between these parts
04/26/2000CN2375829Y Ball valve
04/25/2000US6053203 Mechanically-driven pulsating flow valve for heat and mass transfer enhancement
04/20/2000WO2000021425A1 Changeover valve
04/20/2000DE19851957C1 Injector nozzle for blowing yarn through creel tubes has nozzle assembly attached to compressed air supply by a snap coupling
04/19/2000EP0993583A1 Tap for gas apparatus, and method for calibrating same
04/19/2000EP0775275B1 Fluid control valve system
04/19/2000CN2374703Y Cap lock ball check
04/19/2000CN2374702Y Differential pressure water saving valve
04/18/2000US6050289 Spherical valve for flow control of particulate solids and gases
04/13/2000WO2000020783A1 Valve with ball of controlled deformation
04/12/2000EP0992633A1 Evacuation system provided with a shut-off valve, and process for maintaining in operating conditions a shut-off valve in a vaccum evacuation system
04/12/2000EP0991888A1 Method and apparatus for on-line detection of leaky emergency shut down or other valves
04/12/2000CN2373648Y Cone easy repaired type water gat capable of locking
04/12/2000CN2373647Y Plug-type locking valve
04/12/2000CN2373646Y Electronic sterilized water tap
04/11/2000US6047952 Ball valve assembly
04/06/2000WO2000019133A1 Valve
04/05/2000CN2372515Y Stop cock
04/04/2000CA2045133C Ball valve
03/2000
03/29/2000CN2371404Y Timing closed water tap
03/29/2000CN2371403Y Cylinder shaped eccentric special wear-resisting valve
03/23/2000WO2000015985A1 Switch valve
03/23/2000WO2000015943A1 Improved ball valve
03/23/2000DE19943937A1 Ballcock has insert in housing with a plastics cladding and a sealing sleeve to prevent the escape of aggressive media into the atmosphere
03/22/2000CN2370234Y Angle cock
03/22/2000CN2370233Y Rotary mirror ball valve
03/22/2000CN2370232Y Multipurpose water tap
03/22/2000CA2283003A1 Incrementally positionable ball valve
03/21/2000US6039304 Ball valve with modified characteristics
03/15/2000EP0985863A2 Valve sealing
03/15/2000CN2369037Y Valve sealer
03/08/2000EP0983456A2 Metering device
03/02/2000WO2000011382A1 Valve
03/02/2000WO2000011381A1 Ball valve
03/02/2000DE19857434A1 Valve with main body in valve housing has through-hole matching through-flow openings in housing, valve compartment with seal, and drainage-hole
03/01/2000CN1245874A Double-wedge type semi-spherical ball valve
02/2000
02/29/2000US6029948 Valve assembly having floating retainer rings
02/29/2000US6029702 Valve with internal diffuser
02/23/2000CN2365470Y Silicon carbide ceramics ball valve
02/23/2000CN2365469Y Eccentric coronary small size ball valve
02/22/2000US6027098 Rotary valve
02/22/2000CA2004318C Method for changing the characteristic curve of a regulation valve under pressure and a regulation valve
02/16/2000CN2364283Y Micro-moment electric ball valve
02/16/2000CN1244623A Drilling rig capable of resisting very high pressure
02/15/2000US6024125 Rotary valve
02/09/2000EP0977961A1 Flow control arrangement in a circulation lubrication system
02/09/2000CN2363143Y Two-way cavity leakage-proof ball valve
02/09/2000CN2363142Y Double open/close combined water tap
02/09/2000CN2363139Y Double open/close combined type water tap
02/08/2000US6021812 Ball plug valve
02/02/2000CN2361922Y Spacing valve
02/02/2000CN2361921Y Self-locking valve
02/01/2000US6019349 Ball valve assemblies
02/01/2000CA2050887C Valve device
02/01/2000CA2025373C Control element for a ball valve
01/2000
01/26/2000CN2360691Y Extension flexible valve
01/26/2000CN2360690Y Tap
01/26/2000CN2360689Y Superpressure resistance tap
01/26/2000CN1242484A Magnetization type water tap
01/19/2000CN2359534Y Double-seal valve with wear-resisting high-temp. resistant and corrosion-resistant
01/19/2000CN2359533Y 液体阀门 Fluid Valves
01/18/2000CA2125259C Actuator and zone valve
01/12/2000CN2358290Y Bidirectional metal sealing ball valve
01/12/2000CN2358289Y Conical valve