| Patents for F16K 3 - Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing (13,986) |
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| 10/16/1997 | WO1997038248A1 Bidirectional valve |
| 10/15/1997 | EP0801231A1 Control system with induced load isolation and relief |
| 10/15/1997 | EP0801213A1 Hydraulic actuator and variable valve driving mechanism making use of the same |
| 10/08/1997 | EP0587559B1 Improved knifegate valve |
| 10/03/1997 | CA2200131A1 Grease injection system for a gate valve stem |
| 10/01/1997 | EP0798483A1 Device for correcting force orientation errors of a helical spring acting on a piston sliding in a bore |
| 10/01/1997 | CN1036025C Sampling valve |
| 09/30/1997 | US5673073 Syringe for filling print cartridge and establishing correct back pressure |
| 09/28/1997 | CA2200416A1 Apparatus to detect direction defects in the effort produced by a coil spring on a piston sliding in a sheath |
| 09/25/1997 | WO1997035115A1 Control valve for prime mover speed control in hydraulic systems |
| 09/25/1997 | WO1997034785A1 Airbag system inflator |
| 09/25/1997 | CA2221799A1 Airbag system inflator |
| 09/24/1997 | EP0797080A2 Flow control valve with flowmeter |
| 09/24/1997 | CN2263238Y Inside curve pneumatic sluice valve |
| 09/23/1997 | US5669410 Air flow rate regulation apparatus for air pump |
| 09/18/1997 | WO1997034097A1 Control valve |
| 09/17/1997 | EP0794915A1 Vertical-shaft airlock |
| 09/17/1997 | EP0633993B1 A fluid control system and a method of operating the same |
| 09/17/1997 | CN2262628Y Apron valve clack sealing ring |
| 09/17/1997 | CN2262627Y Valve block unit with new structure |
| 09/16/1997 | US5667198 Pivoting gate valve |
| 09/16/1997 | US5667197 Vacuum chamber gate valve and method for making same |
| 09/16/1997 | US5667196 Slide valve to close large fluid conduits, in particular double-disk slide valve |
| 09/16/1997 | CA2088785C Knifegate valve |
| 09/12/1997 | WO1997014901A3 Plumbing valve |
| 09/09/1997 | US5664761 Disk valve |
| 09/09/1997 | US5664417 Control valve for prime mover speed control in hydraulic systems |
| 09/04/1997 | WO1997032146A1 Flame-retardant pressure equalizing valve |
| 09/02/1997 | US5662309 Air intake assembly for a combustion fuel burner having an adjustable air intake port |
| 09/02/1997 | US5662308 Expanding gate valve assembly |
| 08/28/1997 | WO1997031208A1 Valve unit |
| 08/26/1997 | US5660371 For positioning in a duct passageway |
| 08/20/1997 | EP0789821A1 Stop or slide valve, especially for the control of liquid flow in a central heating or air conditioning plant |
| 08/19/1997 | US5657961 Flexible wedge gate valve |
| 08/13/1997 | EP0789174A2 Fluid flow control device |
| 08/13/1997 | EP0688410A4 Expanding gate valve |
| 08/13/1997 | CN2259533Y Slide valve type porcelain lining two-way valve |
| 08/13/1997 | CN2259532Y Closed locking gear for valve |
| 08/13/1997 | CN1156799A Hand-operated pneumatic hydraulic electric storm driven valve |
| 08/12/1997 | US5655853 Vertical-shaft airlock |
| 08/07/1997 | WO1997028390A1 Flow rate control element for ducts |
| 08/06/1997 | CN2258888Y Automatic water supply device |
| 08/06/1997 | CN1035565C Gate valve balance device |
| 08/05/1997 | US5653423 For controlling fluid flow between two aligned conduits |
| 07/30/1997 | EP0786611A1 Ball segment valve and ball segment valve arrangement |
| 07/30/1997 | EP0786583A2 Rotary valve and directional valve combination |
| 07/30/1997 | EP0786307A1 Spool valve and process for manufacturing the same |
| 07/30/1997 | EP0786059A1 Stop slide valve with a housing and a joint pipe |
| 07/24/1997 | DE19602106A1 Rotary disc valve with fixed and rotating discs |
| 07/22/1997 | US5650577 Liquid sampling valve |
| 07/10/1997 | WO1997024542A1 Rapid response valve |
| 07/10/1997 | WO1997024522A1 Device for exhaust gas recirculation with a closure member which can be actuated in the intake duct |
| 07/10/1997 | CA2214573A1 Rapid response valve |
| 07/08/1997 | US5645102 Leak resistant, switching, double valve system |
| 07/03/1997 | DE19549107A1 Vorrichtung zur Abgasrückführung mit einem im Ansaugkanal betätigbaren Schließelement Device for exhaust-gas recirculation with an operable closure element in the intake duct |
| 07/02/1997 | EP0781913A2 Valve arrangement |
| 07/02/1997 | CN2257340Y Mortar and pulp granular valve |
| 07/01/1997 | USRE35545 Ceramic valve |
| 06/25/1997 | CN2256968Y Applied force compensated sealing pulp sluice valve |
| 06/24/1997 | US5641149 Gate valve |
| 06/24/1997 | US5640997 Relief valve for gas flow rate regulator |
| 06/19/1997 | WO1997021386A1 Cutoff valve for aspiration lines, particulary for tracheobronchial aspiration |
| 06/18/1997 | CN1152088A Reducing valve |
| 06/17/1997 | US5639066 Bidirectional flow control valve |
| 06/11/1997 | EP0778432A1 Valve, particularly for vacuum drainage systems |
| 06/11/1997 | CN2255962Y Improved water-tower falling head |
| 06/04/1997 | EP0777052A2 Scroll compressor capacity control valve |
| 05/22/1997 | DE19543428A1 Hydraulically-actuated seal-less block valve for polyurethane |
| 05/21/1997 | EP0774066A1 Direct-operated spool valve for a fuel injector |
| 05/14/1997 | EP0663992B1 Expansion valve for air conditioning system |
| 05/14/1997 | CN2254136Y Valve |
| 05/07/1997 | CN2253788Y Self-tightening type seal pluger valve |
| 05/06/1997 | US5626324 Non-sliding vacuum gate valve |
| 05/02/1997 | EP0770804A2 Rotary slide valve assembly |
| 05/01/1997 | WO1997013074A3 Electrohydraulic control valve arrangement |
| 04/30/1997 | CN2253418Y Residue valve |
| 04/30/1997 | CN1148678A Leakage-less corrosion-resistant controllable valve |
| 04/29/1997 | US5624625 Process for the preparation of ceramic materials free from auto-adhesion under and during aging |
| 04/29/1997 | US5624101 Dual seal valve |
| 04/24/1997 | WO1997014938A1 Improvements in and relating to weighing machines |
| 04/24/1997 | WO1997014901A2 Plumbing valve |
| 04/24/1997 | WO1997014899A1 Valve |
| 04/24/1997 | DE19526110C1 Valve or sanitary fitting |
| 04/24/1997 | CA2235289A1 Plumbing valve |
| 04/24/1997 | CA2234749A1 Valve |
| 04/23/1997 | EP0769114A1 A shut-off valve |
| 04/23/1997 | CN2252918Y Waist air valve of cement verticle kiln |
| 04/23/1997 | CN1148426A Fluid cartridge valve |
| 04/16/1997 | CN2252281Y Sealing impact forging welding sluice valve |
| 04/16/1997 | CN2252278Y Horizontal sluice valve |
| 04/15/1997 | US5620165 Retracting ring seal valve |
| 04/10/1997 | WO1997013074A2 Electrohydraulic control valve arrangement |
| 04/08/1997 | US5618027 Gate valve |
| 04/08/1997 | US5618024 Slide valve |
| 04/03/1997 | DE19536553A1 Elektrohydraulische Steuerventilanordnung Electro-hydraulic control valve assembly |
| 04/02/1997 | EP0653032A4 Valve seat for high temperature valve. |
| 04/01/1997 | US5615860 Electromagnetic valve |
| 03/29/1997 | CA2552441A1 Valve assembly |
| 03/26/1997 | EP0764802A1 Shut-off and control valve |
| 03/26/1997 | EP0651868B1 Valve |