| Patents for F16K 17 - Safety valves; Equalising valves (21,027) |
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| 03/08/1994 | US5291915 Adjustable pressure relief valve |
| 03/08/1994 | US5291912 Rupture disk for fire safe valves |
| 03/03/1994 | WO1994004858A1 Valve, in particular a pressure-relief valve |
| 03/01/1994 | US5290096 Pressure control valve slip-controlled hydraulic brake systems |
| 03/01/1994 | US5289842 Vibration-resistant impact valve for vapor recovery line |
| 02/24/1994 | DE4227221A1 Ventil, insbesondere Druckbegrenzungsventil Valve, in particular pressure limiting valve |
| 02/22/1994 | US5288462 Subjecting materials to high pressure and rapid decompression |
| 02/22/1994 | US5287891 Flow limiter |
| 02/22/1994 | US5287886 Gas line override valve |
| 02/17/1994 | WO1994003746A1 Bi-directional vent and overpressure relief valve |
| 02/17/1994 | DE4226730A1 Drinks container with anti-burst device - has screw-on cap with pressure release disc at base fitting onto threaded sleeve welded on container wall |
| 02/16/1994 | EP0470133B1 Safety valve |
| 02/15/1994 | US5285813 Pressure limiting valve with stable spring pad |
| 02/09/1994 | CN2155483Y Explosion-proof equipment for air storage tank of mine air compressor |
| 02/09/1994 | CN1081748A Electro-hydraulic quick acting and heavy flow oil drain valve |
| 02/08/1994 | US5284177 Non-reclosing pressure relief device for vacuum systems |
| 02/08/1994 | CA1326845C Safety-stop valve particularly to be used between mixer and shower to prevent scalding |
| 02/03/1994 | WO1994002769A1 Pivotal diaphragm, flow control valve |
| 02/03/1994 | WO1994002768A1 Automatic gas cut-off valve |
| 02/02/1994 | CN2154938Y 低气压大流量安全溢流阀 High flow low pressure safety relief valve |
| 02/02/1994 | CN2154937Y Adjustable gas reducing valve |
| 02/01/1994 | US5282492 Dual valve plate two-way pressure relief valve |
| 02/01/1994 | US5282491 Fluid pressure relief system for pressure vessels |
| 02/01/1994 | US5282314 Method of making a pressure relief value |
| 02/01/1994 | CA2101656A1 Turbine generator pressure relief diaphragm |
| 01/27/1994 | DE4323856A1 Fibre-reinforced membrane for separating two chambers with different pressures - has comparatively high breaking tension with raised modulus to reduce proportion of fibrous material. |
| 01/25/1994 | US5280806 Excess flow valve |
| 01/25/1994 | US5280804 Control valve |
| 01/20/1994 | WO1994001705A1 Tank venting control assembly |
| 01/19/1994 | EP0579179A1 Fluid pressure control device |
| 01/19/1994 | CN2153690Y Water flow-limiting valve |
| 01/18/1994 | US5280131 Fluid-filled electric power cable system with two-way piston check valve |
| 01/18/1994 | US5279907 Stainless steel battery |
| 01/18/1994 | US5279326 Safety valve |
| 01/18/1994 | US5279321 Rupture disc |
| 01/18/1994 | US5279319 Water pressure relief method and system for water heaters |
| 01/12/1994 | EP0466776B1 Pressure relief valve and cryopump utilizing the same |
| 01/12/1994 | CN2152956Y Multifunctional respiratory valve for petroleum storage tank |
| 01/11/1994 | US5277217 Fuel interrupt/pressure release valve arrangement for fuel tank |
| 01/11/1994 | CA1325962C Tire deflation system |
| 01/06/1994 | WO1994000710A1 Fluid pressure relief system for pressure vessels |
| 01/06/1994 | WO1994000709A1 Pressure relief valve |
| 01/05/1994 | EP0577576A1 Overspeed safety device |
| 01/05/1994 | DE4221213A1 Pressure limiting valve for hydraulic equipment - has pair of stops to limit movement range of a control piston plunger. |
| 01/05/1994 | CN1023425C Check valve |
| 01/04/1994 | US5275202 Adjustable emergency relief vent with surge protection |
| 01/04/1994 | US5275196 Pressure relief valve for tire rim |
| 01/04/1994 | US5275194 Fire control valve with replaceable locking pin assembly |
| 01/04/1994 | US5275193 Fusible link shutoff valve assembly |
| 01/04/1994 | US5275036 Relief valve testing apparatus |
| 12/29/1993 | CN2151335Y Safety valve for tyre overpressure |
| 12/29/1993 | CN2151323Y Liquid gas tank with safety valve |
| 12/28/1993 | US5273065 Large diameter and relatively high pressure relief valve |
| 12/22/1993 | EP0574677A1 Safety gas outlet |
| 12/22/1993 | CN2150427Y Meltable alloy stopper with blasting piece and special spanner |
| 12/22/1993 | CN2150413Y Fire-retardant breather valve for oil tank |
| 12/22/1993 | CN2150412Y Gas pressure regulating device with warning function |
| 12/22/1993 | CN2150411Y Sectional regulating device for coal gas pressure |
| 12/21/1993 | US5271429 Internal combustion engine lubricating oil filter valve |
| 12/21/1993 | US5271425 Valve closing apparatus responsive to movement |
| 12/14/1993 | US5269336 Air ventile for pressure cookers and pressure cookers having the same |
| 12/08/1993 | CN2148870Y Low-pressure straight-through voltage limiter for liquefied gas |
| 12/07/1993 | US5267666 Multiple-dome, scored, rupture disc |
| 12/07/1993 | US5267452 Back pressure valve |
| 12/07/1993 | CA1325030C Puncturable oil seal |
| 12/01/1993 | CN2148235Y Natural gas supply interruption safety valve |
| 11/30/1993 | US5265645 Surge reliever relief valve |
| 11/30/1993 | US5265641 Resettable automatic shut-off valve |
| 11/25/1993 | WO1993023693A1 Pressure/temperature-activated pressure relief valve |
| 11/24/1993 | CN2147402Y Pressure transforming valve |
| 11/24/1993 | CN1078781A Respiratory valve for oil tank |
| 11/23/1993 | US5263643 Thermally responsive relief valve |
| 11/18/1993 | EP0570248A1 Pilot operated valve for filling a pressure vessel |
| 11/18/1993 | EP0569480A1 Flow regulator. |
| 11/18/1993 | DE4216247A1 Pressure limiting pneumatic valve for commercial vehicle brakes - has spring biased piston with poppet valve and unloading valve element built into end sections |
| 11/17/1993 | CN2146628Y Respiratory valve for oil tanks |
| 11/17/1993 | CN2146627Y Liquid equalishing valve |
| 11/17/1993 | CN2146626Y Safety device for regulating valves |
| 11/16/1993 | US5261450 Pressure relief vent with surge suppression |
| 11/16/1993 | US5261446 Self-contained emergency shutdown valve |
| 11/11/1993 | DE4214500A1 Ambient or elevated pressure valve with quick assembly - having spring element between sealing body and its holder which all form pre-assembled combination |
| 11/10/1993 | CN2145899Y Pressure failure auto-closed safety valve |
| 11/10/1993 | CN2145898Y Corrosion-resistant single base regulating valve |
| 11/03/1993 | CN2145299Y Pressure limited valve of pressure looker |
| 11/03/1993 | CN2145298Y Piston governing valve |
| 11/03/1993 | CN1078027A Gas cylinder valve |
| 10/28/1993 | WO1993021616A1 Rupture disk sensing assembly |
| 10/27/1993 | CN1077785A 限压阀 Pressure limiting valve |
| 10/19/1993 | US5253673 Distribution valved manifold system |
| 10/19/1993 | US5253668 Smooth-opening, low-hysteresis ball head valve |
| 10/13/1993 | CN2143703Y Automatically stopping flow device for dropping water |
| 10/13/1993 | CN2143702Y Gas pressure regulating and stabilizing device |
| 10/13/1993 | CN2143701Y Temperature control pressure limiting valve |
| 10/13/1993 | CN2143700Y Temperature control automatic safety valve |
| 10/12/1993 | US5251653 Control system for automatic fluid shut-off |
| 10/12/1993 | CA2011857C Protective device for gas pressure vessels |
| 10/05/1993 | US5249598 Bi-directional vent and overpressure relief valve |
| 10/05/1993 | US5249597 Digestor tank having a pressure relief valve |
| 10/05/1993 | US5249593 Fluid pressure relief system for pressure vessels |
| 09/30/1993 | WO1993019295A1 Scroll machine with overheating protection |