Patents for F16K 13 - Other constructional types of cut-off apparatus; Arrangements for cutting-off (1,533)
04/1995
04/05/1995CN2193951Y Anti-siphoning water intake valve
03/1995
03/29/1995CN2193478Y Pressure-changing process flow high separating valve
03/22/1995CN2192779Y Multifunction automatic cleaning purification water nozzle
03/22/1995CN2192778Y Hydraulic all-round pressure changer
03/14/1995US5397221 Valve operating mechanism
02/1995
02/08/1995CN2189246Y Improved automatic control volve for water heater
01/1995
01/17/1995US5382270 Polyoxyethylene glycol crosslinked with diisocyanate
01/04/1995EP0418298B1 Control valves
12/1994
12/07/1994CN2184827Y Double head multifunction water tap
11/1994
11/29/1994US5368180 Perforated rupture disk assembly
11/10/1994DE4415913A1 Bursting valve
11/08/1994US5362027 Flow regulating valve for magnetic particles
10/1994
10/26/1994CN2180849Y Displacement pressure adjuster
10/26/1994CN2180848Y Composite valve
10/12/1994CN2179503Y Frost-proof running water valve
10/05/1994CN2178822Y Drainage ventilate adjusting valve
09/1994
09/14/1994CN2177146Y Lift and rotary type hydraulic automatic valve
09/02/1994CA2090630A1 Ejector pull away system and apparatus
08/1994
08/24/1994CN2175335Y Flow rate adjusting valve for large pipe
08/24/1994CN2175334Y Magnetically controlled valve for fluid pipe line
08/17/1994CN2174606Y Flow diverter
08/02/1994US5333646 Electromagnetic valve for controlling the flow of a fluid in a pipe
06/1994
06/14/1994US5320133 Flow system disconnect and method
06/01/1994CN2167252Y Pedal type three-ball valve
06/01/1994CN2167251Y Alloy expanded valve
05/1994
05/25/1994CN2166289Y Angle type multiple-combined electromagnetic valve
05/25/1994CN2166288Y Automatic closing valve for water-cutting-off
05/11/1994EP0596425A1 Chemical storage and dispensing system
02/1994
02/23/1994CN2157378Y Domestic multifunctional coal gas valve closing device
02/23/1994CN2157377Y Valve set for differential pressure instrument with dirt liquid discharge capacity
02/23/1994CN2157376Y Rolling flow control valve
02/23/1994CN2157375Y Water discharge valve for water storage ceramic basin
02/22/1994US5288535 Having dielectric layer laminated to surface which contacts fluid, durability
02/16/1994CN2156363Y Valve for material cutting
02/16/1994CN2156362Y Tooth chain valve
02/09/1994CN2155481Y Touched water tap
02/02/1994CN1081500A Double-gate type rotary valve
01/1994
01/26/1994CN2154389Y Adjustable exhaust valve for low-pressure water transport tube
01/19/1994CN2153685Y Easy cleaning thread groove type pressure reducing valve
01/04/1994US5275537 Magnetic power piston fluid compressor
12/1993
12/29/1993CN2151332Y No blocking by-pass valve for suspensive slag fluid
12/28/1993US5273066 Control valves and method of plant growing using flow control
12/22/1993CN2150407Y Cage type single-seated valve
12/22/1993CN2150406Y Pressure-reducing type water level controlling valve
12/15/1993CN2149531Y Three-protection valve for LPG drum
12/08/1993CN2148868Y Liquefied gas cylinder
12/08/1993CN2148860Y Liquid sealing valve
11/1993
11/24/1993CN2147399Y Freezing-proof valve for running water
11/24/1993CN2147398Y Bearing rotary valve
11/17/1993CN2146623Y Non-resistance valve
10/1993
10/19/1993CA1323339C Valve system
10/06/1993CN1022344C Electro-magnetic valve for controlling flow of fluid in pipe
09/1993
09/15/1993CN2142166Y Rapid choke valve
08/1993
08/25/1993CN2141002Y Automatic cut-off valve
08/18/1993CN2140453Y Fluid regulating stop-check valve
08/11/1993EP0554768A1 Valve system
08/11/1993CN2140008Y Fast valve
07/1993
07/21/1993CN2138735Y Valve cock
07/07/1993CN2137744Y Water-saving tap
06/1993
06/23/1993EP0547435A1 Flow system disconnect.
06/23/1993CN2136919Y Tap
05/1993
05/19/1993CN2133732Y Fast pressure testing valve
03/1993
03/30/1993US5197510 Apparatus for checking back pressure
03/02/1993US5190073 Pressure regulating inlet-and-outlet valve
12/1992
12/16/1992CN2125051U Discharging valve
12/09/1992CN2124355U Energy-saving safety water tap
10/1992
10/28/1992CN2120236U Conduction electromagnetic closing valve
10/07/1992CN2118215U Inductive electromagnetic sealing valve
09/1992
09/29/1992CA1307992C Toilet tank-actuated drain trap primer assembly
09/03/1992WO1992014953A1 Method and interface valve for separating a fluid
08/1992
08/26/1992CN2114073U Safety gas valve
07/1992
07/22/1992CN2110760U Pneumatic two-stage high-speed open and close valve
07/15/1992EP0494343A2 Regulation valve for venting and aerating
07/15/1992CN1062801A Automatic alarm breaking unit for coal gas leaked
07/01/1992CN2108841U Protective controller of cl valve
06/1992
06/30/1992US5125427 For servicing offshore wells; using linear primary alcohols and paraffinic hydrocarbons
06/17/1992CN2107577U Automatic cut off valve for no water supply
06/03/1992CN2106279U Swing pipe switch tap
06/03/1992CN2106278U Multilevel throttling cut-off regulating valve
05/1992
05/19/1992US5113890 Method and apparatus for regulating the flow of particulate ferromagnetic solids
04/1992
04/22/1992CN2102417U Gas valve of water heater
04/15/1992CN2101806U Tap
04/07/1992US5101848 Shut off apparatus for a fluid passage, method for controlling the same, and method for confirming closing of the same
03/1992
03/18/1992CN2099229U Automatic antifreezing water valve
03/04/1992EP0284628B1 System for communicating cisterns in heat storage tank
03/03/1992CA1296698C Mechanism for operating a metering valve
03/03/1992CA1296697C Mechanism for operating a metering valve
01/1992
01/22/1992CN2093940U Multi-functional hydraulic valve
01/15/1992CN2093288U Special-purpose releasing material valve
01/08/1992CN2092646U Outer sealing valve
01/01/1992CN2092003U Automatic shunt valve
12/1991
12/18/1991CN1015129B Multifunctional rotary valve
11/1991
11/20/1991CN2089102U Oil-filling and drainage valve
11/06/1991CN2088186U Synchronizer of two-position pneumatic valve
10/1991
10/09/1991CN2086354U 自动排气阀 Auto exhaust valve
08/1991
08/21/1991EP0325643B1 Apparatus for anaerobic treatment of waste water
07/1991
07/31/1991CN1013356B Operating gear for measuring valve
06/1991
06/26/1991CN1052539A 套筒阀 Sleeve valve
06/26/1991CA2010251A1 Utility shut off valve
05/1991
05/22/1991CN2077504U Valve with its channel closed by rubber ring
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