Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › F16K 17 - Safety valves; Equalising valves
Patents for F16K 17 - Safety valves; Equalising valves (21,027)
05/2003
05/21/2003CN1419640A A protection device in event of pipe rupture
05/21/2003CN1109211C Quantitative snift valve for pressure cylinder of hydraulic press
05/20/2003US6564821 Over filling interdiction, vent and roll over valve
05/15/2003WO2003040599A1 Hydraulic valve
05/15/2003WO2003040595A2 Upgrading automatic transmissions
05/15/2003WO2003040575A1 Hydraulic device with breather assembly
05/15/2003US20030089406 Pressure control valve for a fuel tank
05/15/2003CA2505160A1 Upgrading automatic transmissions
05/14/2003EP1309801A2 Valve
05/14/2003CN2550599Y Actuator for smoke exhausting and fire-proof valve
05/14/2003CN2550598Y 阀杆式调压阀 Stem-type pressure regulator
05/14/2003CN2550597Y Anti-explosion leak-proof automatic gate valve for water pipe and gas pipe
05/14/2003CN2550596Y Pressure reducing valve
05/14/2003CN1108474C Flow control valve of feedback regulation pressure-difference hydraulic machine
05/13/2003US6561211 Fuel tank vent control valve
05/13/2003CA2085658C Dispensing taps
05/08/2003WO2003038326A1 Visual position indicator for valves with linear moving valve stem
05/08/2003WO2003038325A1 Over-pressure protection system
05/08/2003WO2003038321A2 Roll diaphragm control valve
05/07/2003EP1307674A1 Excess-flow valve
05/07/2003EP1137888B1 Hydraulic distributor
05/07/2003CN2549289Y Snift valve
05/07/2003CN1415881A Method and device of electrochemical corrosion for producing arch form metal blasting piece with prooves
05/07/2003CN1107829C Explosiveproof pressure reducing valve
05/07/2003CN1107792C Reciprocative moving type compressor
05/06/2003US6557585 Safety water-supply valve apparatus for water purifier
05/06/2003US6557578 Fuel vapor treating apparatus
05/06/2003CA2271595C Modular home dialysis system
05/02/2003EP1306596A2 Dual pilot manifold assembly for a safety relief valve
05/02/2003EP0943057B1 Distributing valve for load-independent control of a hydraulic consumer with regards to direction and speed
05/01/2003US20030079781 Quick closing shut-off valve
05/01/2003US20030079774 Enhanced and remote meter reading with vibration actuated valve
05/01/2003US20030079670 Visual position indicator for valves with linear moving valve stem
04/2003
04/30/2003CN2547981Y Direct-acting piston self-operated pressure-reducing and pressure-stabilizing regualting valve
04/30/2003CN2547980Y Pressure-regulating valve special for hyperconcentrated phase transport system
04/30/2003CN2547979Y 先导压力阀 Pilot pressure valve
04/30/2003CN1415059A Pressure relief valve assembly
04/30/2003CN1414276A Parallel valve port type overflow valve
04/30/2003CN1414275A Parallel valve port type pressure reduction valve
04/30/2003CN1414274A Safety valve having on line detection function
04/30/2003CN1414273A Normal open guiding type safety valve combined with blasting sheet
04/30/2003CN1107184C Flow control valve of feedback regulation pressure-difference hydraulic machine
04/30/2003CN1107183C Flow rate regulating valve for pressure holder
04/29/2003US6553979 Pressure-regulating piston with built-in relief valve
04/24/2003US20030075224 High efficient valve assembly of compressor
04/23/2003EP1303718A1 Pressure regulating piston with built in relief valve
04/23/2003EP1252459A4 Pilot operated relief valve
04/23/2003EP1090240B1 Pressure control valve
04/23/2003EP0842376B1 Dual pilot manifold assembly for a safety relief valve
04/23/2003CN2546709Y Decompression, stable pressure indoor fire hydrant
04/23/2003CN1412437A High efficient valve assembly for compressor
04/23/2003CA2359773A1 Pressure control valve and a compressed air dehumidification device that uses this
04/22/2003US6550495 Safety device for cutting off gas pipelines
04/17/2003WO2003031853A1 Safety pressure relief device
04/17/2003WO2003031852A1 A fuel system combination valve for combustion engine and such a fuel system
04/17/2003DE10155314C1 Safety valve for gas pipe comprises downward-sloping pipe section with groove, in which ball sits which is lifted out of groove by gas flow if pipe is ruptured and rolls down against valve seat and seal pipe
04/16/2003EP1302733A1 Expansion valve
04/16/2003EP1082565B1 Gas stream monitor
04/16/2003EP1062445B1 Thermal safety valve for automatically shutting off pipes
04/16/2003EP1058798B1 Tank transport pressure relief valve assembly
04/16/2003CN2545448Y Antiarch indentation blasting sheet
04/16/2003CN2545447Y Energy-accumulating pressure-regulating equilizing valve
04/16/2003CN2545446Y Pressure reducing valve
04/16/2003CN1105843C Single-handle water-tap device
04/15/2003US6547214 Serpentine actuator disk
04/15/2003US6546948 Mixer valve
04/15/2003US6546947 Safety system for fluid conduit
04/10/2003US20030069270 Pharmaceutical composition having enhanced antitumor activity and/or reduced side effects, containing an antitumor agent and an hydroxImic acid derivative
04/10/2003US20030066558 Vent valve structure
04/10/2003US20030066303 Expansion valve
04/09/2003EP1300579A2 Fuel tank ventilation valve for internal combustion engines
04/09/2003CN2544154Y Adjustable pressure-setting valve
04/08/2003US6543476 Relief valve for an oil pump
04/03/2003US20030062371 Reservoir having a ventilating structure
04/02/2003EP1298392A1 Device for shutting off the flow of gas in a gas-fed apparatus
04/02/2003EP1298370A1 Hand knob for safety valve
04/02/2003EP1298369A1 Safety plug for pressurised containers
04/02/2003EP1297274A1 Valve device of a storage tank for transporting oils or chemical compounds
04/02/2003EP1114258B1 Damping valve
04/02/2003EP0993304B1 Pharmaceutical composition having enhanced antitumor activity and/or reduced side effects, containing an antitumor agent and an hydroxamic acid derivative
04/02/2003CN2542897Y Tap water flow rate regulating device
04/02/2003CN2542896Y Multi-purpose safety valve
03/2003
03/27/2003WO2003025338A1 Shut-off device
03/27/2003US20030057394 Electromagnetic fluid control device having magnetostrictive member
03/27/2003US20030057208 Apparatus for venting a container containing fluid
03/27/2003US20030056832 Two stage metered relief check valve
03/27/2003US20030056829 Safety valve
03/26/2003EP1295747A1 Float operated fuel tank vapor vent valve
03/26/2003EP1295552A1 Pressure control valve
03/26/2003EP1295056A1 Safety valve for tank containing a pressurised liquid fluid such as lpg
03/26/2003EP0955838B1 Safety valve for an inverted liquid-filled canister
03/26/2003CN2541695Y Superpressure preventing and detaching proof micropressure limiter
03/26/2003CN2541694Y Multiporous socket hydraulic controlled pressure release valve
03/25/2003US6536413 Accumulator fuel injection apparatus for internal combustion engines
03/25/2003US6536328 Damper valve for hydraulic power-assisted steering system
03/20/2003US20030051756 Relief valve
03/20/2003CA2403181A1 Float operated fuel tank vapor vent valve
03/19/2003EP1015799B1 A shock valve
03/19/2003CN1103419C Built-in spool type air pressure relief valve and heater using the same
03/18/2003US6532989 Hydraulic distributor
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