Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › F16K 25 - Details relating to contact between valve members and seats
Patents for F16K 25 - Details relating to contact between valve members and seats (2,498)
11/2001
11/07/2001EP1150897A1 System for contamination-free delivering flowable materials
11/07/2001EP0870137B1 Valve
11/01/2001US20010035516 Long lifetime fluid switching valve
10/2001
10/18/2001WO2001077560A1 Double-seated shutoff valve
10/18/2001DE10036905A1 Solenoid valve for hydraulic circuit of clutch in vehicle, has conduction coil to which electricity in supplied for plunger operation, and valve is made of highly hardened non-magnetic material
10/16/2001US6302136 Steam valve
10/04/2001US20010025941 Valve having ceramic components and associated fabrication method
09/2001
09/19/2001EP0951621A4 Valve cartridge for lift valve having the closing pressure on the sealing limited
09/18/2001US6290240 Grommet cup packing made of elastomeric material for hydraulic apparatus
08/2001
08/29/2001EP1128109A1 Valve for control device
08/14/2001USRE37322 Two-piece check valve assembly
08/14/2001US6273140 Cluster valve for semiconductor wafer processing systems
08/09/2001US20010011940 Method and apparatus for identifying codes for remotely controlling electronic devices via a wireless communication medium
08/01/2001EP1119721A1 Method for forming a seat in a pulsed sampling valve
07/2001
07/17/2001CA2126830C Globe valve and method for making same
07/05/2001US20010006076 Rubber component for fuel seal
06/2001
06/19/2001US6247496 Diverting valve for mixing faucet
06/05/2001US6240947 Solenoid valve seat and method of making same
05/2001
05/03/2001WO2001031239A1 High pressure oxygen valve
05/02/2001EP1096189A1 Valve with ceramic valve seats
04/2001
04/19/2001DE10046684A1 Seal for hydrant double stop valve; has spaced lips forming valve seat and enclosing ring chamber, with first lip formed as throttle lip with connection notch for supply pressure side
04/05/2001WO2001023791A1 Low frictional heat control valve
03/2001
03/21/2001CN1063540C Valve mechanisms
03/20/2001US6202901 Modular microbarrier™ cap delivery system for attachment to the neck of a container
03/14/2001EP0807005B1 Valve obturator and method and device for producing the sealing surface on such obturators
03/01/2001WO2001014192A1 Solenoid valve seat and method of making same
03/01/2001CA2383503A1 Solenoid valve seat and method of making same
01/2001
01/17/2001EP1068136A1 Metering valve
12/2000
12/26/2000US6164624 Expansion valve and refrigerating system
11/2000
11/29/2000EP1055078A1 High-pressure hydraulic valve
11/22/2000EP0923493A4 Grommet cup packing made of elastomeric material for hydraulic apparatus
11/21/2000US6149130 Butterfly valves
11/07/2000CA2203304C Molded rubber valve seal for use in predetermined type valves, such as, a check valve in a regenerative desiccant air dryer
10/2000
10/25/2000CN1271066A Horizontal double-cup twoway grease injecting mode suitable for valve-type orifice-plate flow controller
10/24/2000US6135132 Valve seat arrangement
10/18/2000EP1045180A2 Butterfly valve for hot fluid
10/11/2000EP1043529A2 High-efficiency poppet and seat assembly
09/2000
09/27/2000CN2398482Y Plug delay self-closing water tap
09/20/2000EP0939870A4 Modular regulator
09/12/2000CA2106164C Valves
09/05/2000US6112950 Valve plunger is molded out of a blend of acetal resin, polytetrafluoroethylene (ptfe), and silicone, so the valve plunger slides with low friction over the valve gasket to prevent jamming; valve for neck opening of a dispenser
08/2000
08/16/2000EP1028278A2 Valve seal
08/09/2000EP1025377A1 Improved stem valve stopper
08/08/2000US6098989 Composite metallic type seal with spiral springs, and manufacturing process for this seal
08/08/2000US6098655 Alleviating sticking of normally closed valves in nuclear reactor plants
08/03/2000WO2000044640A1 System for contamination-free delivering flowable material
08/03/2000CA2361234A1 System for contamination-free delivering flowable material
07/2000
07/11/2000US6086039 High-efficiency poppet and seat assembly
06/2000
06/27/2000US6079449 System for delivering and maintaining the sterility and integrity of flowable materials
06/07/2000EP1006090A1 Highly hydrophilic and low friction ceramic sliding member
05/2000
05/31/2000CN2380768Y Improved connecting seat for electromagnetic valve
05/16/2000US6061906 Process for manufacturing a spool valve
05/09/2000US6059148 Metering device
05/04/2000CA2253637A1 Flow control choke valve
04/2000
04/27/2000WO2000023736A1 Method for forming a seat in a pulsed sampling valve
04/27/2000CA2346858A1 Method for forming a seat in a pulsed sampling valve
04/20/2000DE19847600A1 Fluid pressure valve has main body with hollow cavity, in housing, and valve seating, two fluid openings, intermediate chamber and passages in wall
04/19/2000CN1051606C 阀装置 Valve device
03/2000
03/15/2000CN1247592A Valve cartridge for lift valve having closing pressure on sealing ltd. (AU)
02/2000
02/16/2000EP0979367A1 Butterfly valves
02/16/2000EP0916047B1 Dual plate check valve
02/15/2000US6024128 Valve assembly with integral phase regenerator
02/11/2000CA2244690A1 Valve having a valve member which engages a valve seat
02/09/2000EP0787220B1 Packing element, in particular for shutting-off and regulating means, and process for producing the same
02/09/2000CN2363145Y Fastener for pipe and socket
02/01/2000US6019118 Cryogenic valve
01/2000
01/19/2000CN1048543C Regulator for water-based paint
01/11/2000CA2181532C Fluid controller
12/1999
12/28/1999US6007049 High pressure gas valve having an inverted stem/seat design and a soft seated removable stem cartridge
12/21/1999US6003427 Damper valve arrangement
12/15/1999CN2353988Y Valve with noval structure
12/08/1999CN2352788Y Valve having new type sealing surface
11/1999
11/23/1999US5988591 Spool
11/09/1999US5979869 Valve
11/02/1999US5975103 Method of producing flat slide valves
10/1999
10/27/1999EP0951621A1 Valve cartridge for lift valve having the closing pressure on the sealing limited
10/26/1999US5971007 Piston valve
10/26/1999CA2107420C Valve assembly
10/13/1999CN2343424Y Non-rusting device for supplying running water
10/13/1999CN1231719A Modular regualator
10/07/1999WO1999050156A1 Metering valve
10/07/1999DE19815242A1 Anordnung zur Verhinderung eines Kavitationsschlages beim schnellen Absperren einer zum Transport von Flüssigkeiten genutzten Rohrleitung Arrangement for preventing Kavitationsschlages during rapid closing of a transport of liquids pipeline
10/06/1999EP0947755A2 Arrangement for avoiding a cavitation peak during fast closing of a pipeline for transportation of a fluid
09/1999
09/23/1999WO1999047838A1 Piston valve
09/14/1999US5950989 Valve interface having mismatched radii
09/08/1999EP0939870A1 Modular regulator
08/1999
08/31/1999US5944042 Flow force compensating method and flow control valve of spool type using the same method
08/26/1999WO1999042751A1 High-pressure hydraulic valve
08/25/1999CN1226957A Dual plate check valve
08/18/1999EP0858420B1 Low-friction valve stem
08/10/1999US5934321 Valve unit for water mixing valve
07/1999
07/28/1999CN2330841Y Valve flap with wear-proof metallic surface
07/28/1999CN2330840Y Valve plate for high draught, warm water and cold/hot air valves
07/27/1999US5927727 Sealing element, particularly for shut-off and regulating valves, and process for its production
07/06/1999US5918858 Undulating transverse interface for curved flapper seal
06/1999
06/30/1999EP0793735B1 Packing element, in particular for shutting-off and regulating means, and process for producing the same
06/23/1999EP0923493A1 Grommet cup packing made of elastomeric material for hydraulic apparatus
06/16/1999CN2324349Y Mixed-flow regulating spool
06/02/1999CN2322002Y Inner filter net for water tap
06/02/1999CN1218159A Pole of valve
1 ... 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25