Patents for F16K 17 - Safety valves; Equalising valves (21,027) |
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06/04/1987 | WO1987003352A1 Spring-loaded safety valve for gases and vapour |
06/04/1987 | DE3542274A1 Pressure-relief valve for hydraulic devices in mining |
06/04/1987 | DE3542194A1 Pressure relief valve |
06/03/1987 | EP0224329A1 Inertia valves |
06/02/1987 | US4669639 Dispensing and safety valve assembly for use in syphons and the like |
06/02/1987 | US4669626 Rupture disc with selectively positioned initial buckling |
06/02/1987 | US4669497 Backflow preventing device |
06/02/1987 | US4669493 For a liquified-gas tank |
06/02/1987 | CA1222491A1 Thermostat attachment for a valve |
05/26/1987 | US4667883 Butterfly valve for fluid flow line |
05/26/1987 | US4667700 Apparatus for throttling flow limitation in water fittings |
05/26/1987 | US4667694 Safety valve for compressed liquid gas |
05/21/1987 | WO1987003062A1 Pressure relief and vacuum vent valve |
05/21/1987 | DE3539463A1 Line-regulating valve |
05/20/1987 | EP0222447A1 Leak- and vibration-proof valve |
05/20/1987 | CN85205511U Tmj-312 household gas presure adjuster |
05/19/1987 | US4665945 Pressure regulator for a fuel gas |
05/19/1987 | US4665942 Hydraulic pressure fuse |
05/19/1987 | US4665932 Automatic safety device for fluid duct |
05/14/1987 | DE3540260A1 Unit for feeding fuel from a storage tank to an internal combustion engine |
05/13/1987 | EP0221464A2 Combination valve for a feed conduit |
05/13/1987 | EP0221298A1 Thermally activated trigger device |
05/12/1987 | US4664451 Air bleeder for fluid system |
05/12/1987 | US4664287 Vent for an electrochemical cell |
05/12/1987 | US4664141 Minimum pressure retention valve |
05/05/1987 | US4662126 Vibration resistant explosion control vent |
04/30/1987 | DE3538384A1 Backflow safeguard for fluid lines, especially those carrying liquids |
04/29/1987 | EP0219500A1 Fire protection systems |
04/28/1987 | US4660599 Relief device for a vacuum vessel |
04/28/1987 | US4660598 Diaphragm-type antidrip valve |
04/28/1987 | US4660595 Pressure-limiting valve |
04/28/1987 | CA1221002A1 Pressure relief valve and method for modification thereof |
04/28/1987 | CA1221000A1 Fire responsive stem retention apparatus |
04/23/1987 | DE3614818C1 Safety shut-off arrangement |
04/23/1987 | DE3537413A1 Safety gas flow controller |
04/23/1987 | DE3537341A1 Valve for relieving pressure of an enclosed volume of a pressure medium |
04/21/1987 | US4658848 Heat responsive backseat for gate valves |
04/21/1987 | US4658846 Disaster mitigation gas shut-off device |
04/21/1987 | US4658587 Turbocharged internal combustion engine with a system for regulating the supercharged air pressure |
04/14/1987 | US4657157 Pressure relief method and rupture disk assembly |
04/14/1987 | CA1220403A1 Gas fuse |
04/14/1987 | CA1220401A1 Fire-resistant gate valve |
04/14/1987 | CA1220400A1 Temperature sensitive valve bonnet assembly |
04/09/1987 | WO1987002113A1 Pressure relief valve having a novel poppet seal |
04/09/1987 | DE3535009A1 Multiple telescopic prop |
04/08/1987 | EP0216982A1 Spring-loaded safety valve |
04/07/1987 | US4655245 Hydraulic fuse |
04/07/1987 | US4655238 Roll-over valve |
04/01/1987 | EP0216439A1 Non-flowing modulating pilot operated relief valve |
03/31/1987 | US4654191 Pressure release arrangement for the safety containment of a pressurized water nuclear reactor |
03/31/1987 | US4653527 Pressure relief valve |
03/26/1987 | DE3532889A1 Pneumatic system |
03/25/1987 | EP0215541A1 Pressure-responsive pilot valve |
03/25/1987 | EP0215272A1 Integrated three-way solenoid valve |
03/25/1987 | EP0215201A2 Dynamic pressure limiting with a safety valve |
03/24/1987 | US4651827 Hydraulically controlled safety valves for incorporation in production tubes of hydrocarbon production wells |
03/18/1987 | CN86105073A Condensate separator and discharging device |
03/18/1987 | CN86105071A Condensate separator and discharging device |
03/17/1987 | US4649952 Combined shut off and check valve |
03/17/1987 | CA1219190A1 Gas pressure regulator with under and over shut-off |
03/12/1987 | DE3531175A1 Shut-off valve |
03/11/1987 | CN86104996A Gas controller of gas fittings |
03/10/1987 | US4648424 Liquid flow rate controller |
03/10/1987 | CA1218942A1 Firestop stack fitting and coupling combination |
03/10/1987 | CA1218915A1 Valve testing |
03/05/1987 | DE3530465A1 Operating lever with temperature protection for switching devices |
03/03/1987 | US4646772 Fuel tank mounted roll-over valve |
02/26/1987 | WO1987001172A1 Valve for the addition of water to electrochemical accumulator batteries |
02/25/1987 | EP0211074A1 Direct-acting, differential piston relief valve. |
02/24/1987 | USRE32362 Fire damper and method of fabrication |
02/19/1987 | DE3529340A1 Flow regulating valve |
02/17/1987 | US4643228 Convertible high or low pressure pilot valve |
02/17/1987 | US4643216 Frangible ball valve connector |
02/12/1987 | DE3527808A1 Safety valve for recovery pipes |
02/11/1987 | CN86105193A Valve for the addition of water to electrochemical accumulator batteries |
02/04/1987 | CN86203727U Low pressure sefety valve |
02/04/1987 | CN86102606A Non-flowing modulating pilot operated relief valve |
02/03/1987 | US4640303 Seismic activated valve |
01/29/1987 | DE3527088A1 Uncontrolled spring- or weight-loaded safety valves in which the sealing function and the function of mass flow determination are separated structurally and spatially from one another |
01/27/1987 | US4639196 Fluid control valve |
01/27/1987 | US4638835 Automatic overflow control apparatus for the pipeline passage |
01/27/1987 | US4638829 Firestop fitting for carrier mounted water closets |
01/20/1987 | CA1216833A1 Valve for fire suppression |
01/15/1987 | DE3531228C1 Device in a mixing valve, in particular in the sanitary sector |
01/13/1987 | US4635680 Safety gas flow regulator |
01/13/1987 | US4635670 Heat sensitive valve |
01/13/1987 | US4635669 Temperature responsive fluid control valve |
01/13/1987 | CA1216492A1 Shutoff valve for fuel truck or tanker drain off downspouts |
01/13/1987 | CA1216484A1 Boiler safety valve installations |
01/06/1987 | CA1216212A1 Safety device for water-pipes |
12/30/1986 | US4633049 Gas-blast switch |
12/30/1986 | US4632791 Passage controlled by an elastically deformable ring |
12/30/1986 | US4632146 Relief valve |
12/30/1986 | US4632143 Pressure boost attachment for pilot valves |
12/18/1986 | WO1986007476A1 Reducing valve |
12/18/1986 | WO1986007475A1 Control valve |
12/16/1986 | US4629601 Easing stress strain condition of lugs supporting system |
12/16/1986 | US4629156 Pressure relief and shut-off valve |
12/16/1986 | CA1215290A1 Hydraulic control valve for mining jack |
12/16/1986 | CA1215286A1 Gas venting valve |