Patents
Patents for F16K 3 - Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing (13,986)
03/1999
03/31/1999CN2312372Y Oil source globe valve preventing oil from being leakage
03/31/1999CN2312371Y High temp. resistance, scouring-proof and corrosion-proof valve
03/31/1999CN2312370Y Apparatus of cooking fume remover for cutting-off cooking fume from public fume passage with flat sealing
03/31/1999CN2312369Y Magnetic valve
03/30/1999US5887621 On/off bidirectional valve
03/24/1999EP0903295A1 Metering device for fluent material and valve for this device
03/24/1999CN2311661Y Gas-combustion valve
03/23/1999US5884899 Half profile gate valve
03/23/1999US5884894 Inner-loop valve spool positioning control apparatus
03/18/1999WO1999013250A1 An improved flow, axially-rotated, split venturi valve
03/17/1999EP0901589A1 Valve, adapted to connect a flow module to a flow line
03/17/1999CN2310900Y Extension flange grate valve
03/17/1999CN2310899Y Full-sealed leak-proof valve
03/16/1999US5881999 Water shutoff valve assembly
03/16/1999US5881998 Half profile slot valve
03/11/1999WO1999011954A1 Expanding gate valve
03/11/1999CA2215242A1 An actuator using magnetic forces to reduce frictional forces
03/10/1999CN2310207Y Leakage free gate tube valve
03/10/1999CN2310206Y Air-tight type board-plug valve device
03/10/1999CN2310205Y Air insulating valve
03/09/1999US5878994 Gate valve
03/09/1999US5878955 Irrigation device having a two-step valve assembly
03/09/1999US5878924 Plunger--actuated chemical dispense head
03/09/1999CA2127280C Valve device
03/04/1999WO1998039245A3 Sprayer, pump and assembly
03/04/1999DE19835273A1 Metering valve for pressurized dispensing containers
03/03/1999EP0899074A2 Plastic coated valve rotor and a method of manufacturing
03/03/1999EP0898673A1 Faucet cartridge having a plane shutter member
03/03/1999EP0756680B1 Fluid cartridge valve
03/03/1999CN2309459Y Water outlet tap for water purifier
03/03/1999CN2309351Y Automatic switch for high-pressure cleaner water pump
03/03/1999CN1209516A Plastic coated valve rotor and method of manufacturing
03/02/1999US5875813 Automatic back water valve system
02/1999
02/24/1999EP0898084A1 Hydraulic pressure pilot circuit
02/24/1999CN2308772Y Sleeve sealing anti-leakage valve
02/24/1999CN1208829A Two-port solenoid valve using valve body for five-port solenoid
02/23/1999US5873562 Control apparatus for controlling gas flow in a molecular region
02/23/1999US5873389 Structure of faucet
02/18/1999WO1999007629A1 Vertical-shaft rotary valve
02/17/1999EP0897078A2 Hydraulic valve controlled by a photoelectric cell and operated by an electric motor
02/17/1999EP0897077A2 Two-port solenoid valve using valve body for five-port solenoid valve
02/17/1999CN2307818Y Double-wing single-head hydraulic deformation sealing-up rubber mixed by two-kind of rubber
02/11/1999WO1999006744A1 Pressure equalization valve
02/11/1999DE19747413A1 Power plant live steam or water line control slider
02/10/1999CN2307159Y Ceramic gate valve
02/10/1999CN1207466A Valve
02/10/1999CN1042051C Improvements in or relating to fluid-flow control valves
02/09/1999US5867900 Plastic coated valve rotor and a method of manufacturing
02/04/1999WO1999004920A1 Dripless chemical dispense head assembly
02/03/1999EP0895011A2 Gate valve
02/03/1999CN2306370Y Gate valve
02/03/1999CN1206802A 剪阀 Shear valve
01/1999
01/27/1999CN2305528Y Composite switch type charging and discharge beer valve for beer fresh-keeping container
01/21/1999WO1999003132A1 Two-piece slit valve door with molded-in-place seal for a vacuum processing system
01/20/1999EP0892155A1 Hydraulic valve timing adjusting apparatus
01/13/1999EP0890433A2 Rotary valve in a sheet feeding unit of an offset printing press
01/13/1999CN2303984Y Rubber-covered flashboard valve
01/13/1999CN2303981Y Composite built-in-bar sluice valve
01/13/1999CN2303980Y Composite open-bar sluice valve
01/13/1999CN1205066A Plug with anchored retaining packings for cartridge for water faucet
01/13/1999CN1205065A 阀 Valve
01/13/1999CN1204743A Wear-resistant sluice valve and method for manufacturing thereof
01/12/1999CA2160970C Rotary magnet valve
01/05/1999US5855357 Gate valve actuator
01/05/1999CA2132261C Vibration desensitizing piston wear ring for railroad car control valve
12/1998
12/30/1998EP0887581A2 Slide valve whitch can operate in erosive flow systems
12/30/1998EP0886740A1 Control valve
12/30/1998EP0489018B1 Pressure reducing and conditioning valves
12/30/1998CN1041455C Rotary magnetic valve for low noise low wear operation
12/29/1998US5853839 Composite disk
12/24/1998DE19725510A1 Large diameter shut=off valve for liquid or gas
12/23/1998CN2301599Y Automatic gas supply interruption closing valve for domestic gas pipline
12/22/1998CA2141036C Top entry flow control valve with two sets of orifices
12/16/1998EP0884509A1 Disc valve
12/16/1998EP0883764A1 Flame-retardant pressure equalizing valve
12/16/1998EP0883752A1 Control valve for prime mover speed control in hydraulic systems
12/10/1998DE19723962A1 Double-plate-type pipe slide valve
12/09/1998CN2299968Y Corrosion-resisting valve
12/08/1998CA2145973C A gate-type, side-ported, line blind valve
12/02/1998EP0880734A1 Flow control ports for a thermostatic mixing faucet
12/02/1998CN2299201Y Differential pressure non-water self-closing tap
12/01/1998US5842680 Actuator using magnetic forces to reduce frictional forces
11/1998
11/26/1998WO1998053235A1 Proportional pressure control valve
11/25/1998EP0879978A1 Pressure reducing valve
11/25/1998CN2298383Y Improved slide gate sluice valve
11/25/1998CA2248505A1 Anti discharge system
11/24/1998US5839716 Device for transferring liquid under simple or accelerated gravity by means of a valve
11/18/1998EP0878649A2 Double seat valve
11/18/1998EP0877882A1 Flow rate control element for ducts
11/18/1998CN2297600Y Reducing multi-beam sleeve type regulating valve
11/18/1998CN2297599Y Memory change valve
11/17/1998US5836570 Gate valve seat
11/17/1998US5836569 Guided gate valve
11/17/1998US5836336 Cut-off diaphragm gate valve
11/11/1998EP0877184A2 Directional multyway valve
11/11/1998EP0877126A2 Infiltration device
11/11/1998CN2296938Y Rotary gate valve
11/10/1998US5832952 Valve assembly with reversible stop
11/05/1998WO1998049474A1 Inline control valve
11/04/1998CN2296467Y Medium and low pressure gas range switch