| 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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| 04/12/1989 | CN2035829U Sealing-sleeve type gate valve |
| 04/12/1989 | CN2035828U Combined filtering and water-draining valve |
| 04/12/1989 | CN2035827U Three-leaf granular-slurry valve |
| 04/12/1989 | CN2035822U Automatic air-bleeding and water cut-off valve for water-heating |
| 04/11/1989 | US4819907 Flow control assemblies for gaseous fuel |
| 04/11/1989 | US4819696 Slide type exhaust brake system |
| 04/05/1989 | EP0309449A1 Metering slot configuration for a valve spool |
| 04/05/1989 | CN2035417U Low-pressur sleeve type adjusting valve |
| 04/04/1989 | US4817915 Slide valve |
| 03/30/1989 | DE3730896A1 Gate valve |
| 03/29/1989 | EP0309181A2 Isolation valve for vacuum and non-vacuum application |
| 03/28/1989 | US4815702 Gate valve with poppet closure |
| 03/28/1989 | US4815696 Mechanism for operating a metering valve |
| 03/22/1989 | EP0308016A2 Sliding valve for liquid or gas conduits |
| 03/21/1989 | US4813648 Sanitary valve |
| 03/15/1989 | EP0198006B1 Inlet device in a plate evaporator |
| 03/15/1989 | EP0161261B1 Cylindrical gate valve apparatus and method |
| 03/14/1989 | CA1251189A1 Process for the control of turbidity currents |
| 03/08/1989 | CN1031592A Sleeve type regulating valve with low differential pressure |
| 03/07/1989 | US4809950 Valve slide with slide housing |
| 02/22/1989 | EP0304389A2 Rotary outlet valve |
| 02/21/1989 | US4805675 Valves for chemical containers |
| 02/01/1989 | CN1030818A Magnetic sealing device |
| 01/31/1989 | US4801265 Control valve device for a dental device |
| 01/31/1989 | US4801124 Disposable valve |
| 01/26/1989 | WO1989000654A1 Fuel control device |
| 01/24/1989 | CA1249260A1 Sliding gate valve plates |
| 01/24/1989 | CA1249193A1 Engine shutdown valve |
| 01/18/1989 | EP0299029A1 Process and device for controlling valve leakage spaces |
| 01/18/1989 | CN1030466A Leakless valve device |
| 01/17/1989 | US4798365 Throttling gasket insert for use with knife gate valve |
| 01/17/1989 | US4798225 Seperable valve assembly including a valve mount and a valve body |
| 01/12/1989 | WO1989000261A1 Ported gate valve |
| 01/10/1989 | CA1248564A1 Flow diverter seal |
| 01/05/1989 | DE3720001A1 Vacuum valve |
| 01/03/1989 | US4795132 Seals |
| 01/03/1989 | CA1247982A1 Control valve and hydraulic system employing same |
| 12/28/1988 | EP0296945A1 Disc having one aperture, and valve provided therewith |
| 12/28/1988 | EP0296462A2 Logic valve |
| 12/28/1988 | EP0296442A1 Valve for vacuum container |
| 12/28/1988 | CN88207370U 低噪声阀门 Low-noise valve |
| 12/27/1988 | US4793375 To be used in not and cold water supply |
| 12/15/1988 | WO1988009893A1 Flow control device for administration of intravenous fluids |
| 12/13/1988 | CA1246522A1 Gate valve |
| 12/07/1988 | EP0293570A1 Cut-off valve |
| 12/07/1988 | CN87213890U No-leaking stop valve |
| 11/30/1988 | CN87103679A Structure of a fast opening and closing gate valve |
| 11/29/1988 | US4787599 Slide valve |
| 11/22/1988 | US4785844 Double-seal flexible gate valve |
| 11/17/1988 | EP0290560A1 Shut down valve for use in a subwater position. |
| 11/16/1988 | CN87203075U Reversing valve |
| 11/16/1988 | CN86105082B Gas relief valve |
| 11/15/1988 | US4783859 Aircraft toilet flush valve |
| 11/08/1988 | US4783048 Slide gate damper system |
| 11/02/1988 | CN88203784U Pneumatic sluice valve |
| 11/01/1988 | CA1243921A1 Pressure limiting valve |
| 10/26/1988 | CN87213339U Frost-proof water tap |
| 10/25/1988 | US4779649 Gate valve with camming wedge, pressure equalizer, and replaceable bleeder valve |
| 10/25/1988 | US4779647 Adjustable valve |
| 10/25/1988 | US4779643 Fuel control device, fuel control system using the device and method of making the device |
| 10/20/1988 | WO1988008084A1 Axial control valve |
| 10/18/1988 | CA1243294A1 Shut-off wedge for shut-off valve |
| 10/11/1988 | US4776564 Slide valve |
| 10/05/1988 | CN88101608A Driving device for openning and dosing bib |
| 10/05/1988 | CN87215580U Simple self-sealing distant control valve |
| 09/29/1988 | DE3708590A1 Shut-off valve as a component of sanitary fittings |
| 09/28/1988 | CN87213199U Vernier double-acting slide valve for catalysis and cracking |
| 09/27/1988 | US4773627 Gate valve |
| 09/27/1988 | US4773442 Globe valve having a dismountable seat for rapid maintenance |
| 09/22/1988 | DE3712574C1 Axialsteuerventil Axialsteuerventil |
| 09/21/1988 | CN88203808U Controlling valve by using positive and negative fluctuation pressure |
| 09/20/1988 | US4771805 Gate valve |
| 09/07/1988 | EP0280805A1 Gate valve with improved secondary body to bushing seals |
| 09/07/1988 | CN88211113U Chamber-partitioned wind-locked quantitative feeding valve |
| 09/07/1988 | CN88201243U Sliding valve with vertical closure member |
| 09/06/1988 | US4768249 Patient support structure |
| 08/30/1988 | US4766932 Steam control valve |
| 08/24/1988 | EP0279569A2 Sliding plate valve |
| 08/24/1988 | EP0279177A1 Valve with a controlled leakage space |
| 08/24/1988 | CN88100983A Method and apparatus for controlling leakage-chamber of valves |
| 08/23/1988 | US4765591 Gate valves |
| 08/23/1988 | US4765365 Faucet spring |
| 08/23/1988 | US4765361 Ported gate valve |
| 08/17/1988 | CN87211533U Multi-functional valve |
| 08/16/1988 | US4763692 Rotary valve structure |
| 08/10/1988 | EP0277866A1 Discharge valve for old paper treatment apparatuses |
| 08/10/1988 | EP0277323A1 Gate valve |
| 08/10/1988 | CN87207571U Automatic indoor-temperature controller |
| 08/09/1988 | US4762302 Valve sleeve and method of manufacturing same |
| 07/28/1988 | WO1988005512A1 Process and device for controlling valve leakage spaces |
| 07/27/1988 | EP0275357A1 Fixture for a conduit |
| 07/27/1988 | CN88100427A Guarantee valve for pressurized support movement |
| 07/27/1988 | CN87107931A Operating gear for measuring valve |
| 07/27/1988 | CN87107929A Operating gear for measuring valve |
| 07/26/1988 | US4759529 Pre-loaded valve follower sealing apparatus |
| 07/26/1988 | CA1239566A1 Mounting of a disk in a disk valve |
| 07/13/1988 | CN87210534U 剖分式蝶阀 Split Butterfly |
| 07/13/1988 | CN87207704U Compensating sluice gate valve |
| 07/13/1988 | CN87207386U 球阀 Ball |
| 07/12/1988 | CA1239073A1 Mixer valve with hard material plaques, having a movable cartridge loaded by the water pressure |