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