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 41 - Spindle sealings
Patents for F16K 41 - Spindle sealings (6,230)
07/1999
07/22/1999WO1999036716A1 Ball stem seal
07/20/1999US5924441 Diaphragm valve
07/15/1999WO1999035437A1 Solenoid valve having hard tube fluid channels in valve seat and flexible sealing diaphragm
07/06/1999CA2178695C Method and cartridge seal for packing a valve
06/1999
06/29/1999US5915410 Pneumatically operated positive shutoff throttle valve
06/23/1999EP0924452A2 Valve with divided stuffing box
06/23/1999EP0724694A4 Valve chamber wall having satellite valve seat
06/16/1999CN2324358Y Anti-leakage energy-saving valve
06/10/1999WO1999028662A1 Arrangement at a packing
06/09/1999CN2323222Y Stern pipe seal device for ship
06/09/1999CN2323196Y Energy-saving stop valve
06/01/1999US5908046 Back seat rising stem gate valve
05/1999
05/26/1999EP0918181A1 Metal diaphragm-type valve
05/26/1999EP0817934B1 Housing for a gas valve or the like and method for connecting two house portions together
05/26/1999CN2320865Y Sealing ring group of intermediate shaft of valve
05/25/1999US5906354 Ball valve for lethal gas or fluid service
05/20/1999DE19801480A1 Bellows with valve for toxic or aggressive media e.g. chlorine or phosgene
05/19/1999CN2319654Y Cutting-off valve
05/19/1999CN2319636Y Sealed sluice valve with snake-shape rubber pipe
05/12/1999EP0914124A1 ANTITHROMBOTIC AND ANTIATHEROGENIC PHARMACEUTICAL COMPOSITION INCLUDING A THIENOPYRIDINE DERIVATIVE AND AN HMG-CoA-REDUCTASE INHIBITOR
05/06/1999EP0854993A4 Stem seal configuration for ball valves
05/05/1999CN2317375Y Medium-high-pressure bellow stop valve
05/04/1999US5899229 Torch valve assembly
04/1999
04/28/1999EP0911561A1 Valving device
04/28/1999EP0776438B1 Tap fitting with bellows-type seal
04/28/1999CN2316535Y Stop valve with corrugated pipe
04/28/1999CN2316534Y Three-functional valve sealing structure cannot be washed by medium
04/28/1999CN2316533Y Packless seal valve
04/27/1999US5897096 Solenoid valve apparatus
04/14/1999CN2314167Y Fully openable valve with conic piston and dual sealing transmission
04/08/1999DE19842820A1 Ventilation valve regulating in vacuum chamber
04/07/1999CN2313136Y Multi-stage sealing batterfly valve without axial-leakage
04/07/1999CN1042854C External screw yoke ring type valve
03/1999
03/31/1999CN2312391Y Blast furnace ventilation valve using ceramic sealing
03/24/1999CN2311679Y Valve
03/24/1999CN2311678Y Sealing pad for water tap
03/16/1999US5881998 Half profile slot valve
03/16/1999US5881997 Metal diaphragm type valve
03/10/1999CN2310226Y Shaft seal for rear polymerization screw propeller
03/09/1999US5878992 Two stage variable flow valve assembly
03/09/1999US5878769 Maintenance method and maintenance kit for a gate valve
03/03/1999CN2309476Y Bellows stop valve
03/03/1999CN2309475Y Hot-air valve stem packing structure
03/02/1999USRE36121 Plug valve
02/1999
02/25/1999WO1998052624A3 Volumetric pump with sterility seal
02/24/1999EP0897473A1 Disposable ambulatory microprocessor controlled volumetric pump
02/24/1999EP0897317A1 End disc for an annular filter element with a seal which acts radially
02/17/1999CN1042169C Rotary valve
02/02/1999US5865423 High flow diaphragm valve
02/02/1999CA2154007C Microvalve for fluid delivery system
01/1999
01/26/1999CA2166843C Diaphragm valve
01/21/1999WO1999002908A1 High flow diaphragm valve
01/20/1999EP0892204A2 Improved diaphragm valve with leak detection
01/19/1999US5860633 Valve seal
01/13/1999EP0890767A2 A diaphragm valve with means for adjustably setting the maximum valve opening
01/13/1999CN2303988Y Wave-film stop valve
01/12/1999CA2112718C Rotary valve
12/1998
12/23/1998WO1998058198A1 Valve packing compression apparatus and method of use
12/22/1998USRE35997 Self cleaning reciprocating and/or rotating device
12/22/1998US5851004 High pressure actuated metal seated diaphragm valve
12/16/1998CN2300780Y Leakage resistant valve
12/15/1998US5848608 Vacuum-pressure-control slow exhaust valve
12/10/1998DE19723207A1 Gas tap actuator pressure sensor
12/09/1998EP0882921A2 Compact valve with rolling diaphragm poppet
12/09/1998EP0817931B1 A gas valve for delivering a gas pulse
12/08/1998CA2160416C Retrofit second packing chamber for quarter-turn valves
12/04/1998CA2236916A1 Maintenance method and maintenance kit for a gate valve
12/03/1998WO1998054495A1 A valve device
12/02/1998CN2299209Y Leakage-proof stop valve
11/1998
11/26/1998WO1998052624A2 Volumetric pump with sterility seal
11/25/1998EP0879376A1 External valve operating means
11/25/1998EP0879372A1 Stem sealing system for broad temperature ranges
11/25/1998CN2298403Y Strong sealed pressure overhead valve
11/12/1998WO1998034056A3 Diaphragm valve
11/05/1998WO1998049477A1 Regulating valve having an essentially horizontal stem and process for manufacturing the same
11/03/1998US5829472 Dual contained purge connection for dual containment valves
10/1998
10/27/1998US5826856 Tap fitting with bellows-type seal
10/21/1998EP0748424B1 Low friction packing
10/21/1998CN2295095Y Sliding type stop valve
10/20/1998US5823509 Diaphragm valve with means for adjustably setting the maxium valve opening
10/13/1998US5820105 Diaphragm valve
09/1998
09/17/1998DE19710077A1 Seal for rotating water tap
09/15/1998US5807075 Disposable ambulatory microprocessor controlled volumetric pump
09/11/1998WO1998039588A1 Ball valve with improved valve seat and bonnet assembly
09/02/1998EP0862006A2 Device for closing valves
09/01/1998US5799928 Ball valve with improved valve seat and bonnet assembly
09/01/1998US5799690 Volumetric pump valve
08/1998
08/25/1998CA2094309C Selective double backseat for valve stems
08/19/1998CN2288312Y Sliding sealer
08/18/1998US5794825 Applicator for liquids such as adhesives
08/18/1998CA2160335C Structure for sealing an inner peripheral portion of a metallic diaphragm
08/18/1998CA2159306C Diaphragm valve
08/11/1998US5791629 Fluid control valve
08/06/1998WO1998034056A2 Diaphragm valve
08/06/1998WO1998034020A1 Process for sealing a throttle shaft and a throttle housing
08/06/1998DE19705982C1 Valve for controlling fluid flow
08/06/1998DE19703296A1 Verfahren zum Abdichten einer eine Drosselklappe tragenden Drosselklappenwelle und Drosselklappenstutzen A method for sealing a throttle valve shaft bearing and throttle valve body
08/04/1998US5788216 Valve with perfluoroelastomer packing
07/1998
07/29/1998EP0855507A2 Volumetric pump with bi-directional sphincter seal apparatus and method
07/29/1998EP0854993A1 Stem seal configuration for ball valves
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