Patents for F16K 27 - Construction of housings; Use of materials therefor (22,135)
09/1989
09/05/1989US4863144 Plug valve
08/1989
08/30/1989EP0330430A2 High pressure hydraulic flow control valve
08/29/1989US4860793 Mixing valve
08/29/1989CA1258847A1 Outside seal and yoke valve
08/17/1989DE3803237A1 Multi-way valve for changing the direction of gas return on tanker vehicles
08/16/1989CN2042915U Pressure-regulating water-saving tap
08/15/1989US4856560 Valve base with integral flow control valves and common exhaust passage
08/15/1989US4856556 Water mixing valve, especially for a sanitary fixture
08/15/1989CA1258416A1 Valve and actuator
08/10/1989WO1989007215A1 Butterfly valve blade
08/09/1989EP0326844A2 Shut-off or control valve
08/09/1989EP0326839A2 Sealing system with an annular, elastic and deformable sealing and its application
08/02/1989EP0325895A1 Separable valve assembly
08/01/1989US4852607 Support for check valve disc
08/01/1989US4852603 Swing check valve with secured cartridge
07/1989
07/26/1989CN2041752U Ball float type automatic air evacuation valve
07/25/1989US4850505 Mechanism for locking of a cover againt a flange
07/25/1989CA1257857A1 Globe valve having a dismountable seat for rapid maintenance
07/18/1989US4848730 Structure for sealing and affixing a cover on a valve body and method of manufacture
07/18/1989US4848395 Mixing faucet
07/18/1989US4848391 Expandable manifold for water delivery system
07/12/1989EP0323725A2 Improved fitment for a bathroom mixer unit
07/12/1989EP0323455A1 Modular system for the mounting of lines for the distribution of fluids.
07/12/1989CN2040976U Unequal-neck three-way cock
07/12/1989CN2040975U Purge valve for oil-gas storage and transportation line of oil field
07/12/1989CN2040974U Movable connection valve
07/12/1989CN2040973U 水龙头 Faucet
07/11/1989US4847166 Automobiles; aluminum alloys, iron plates
07/11/1989US4845819 Method for coupling two plastic constructive parts used in valve, joint and pipe devices
06/1989
06/29/1989DE3829783A1 Section-regulating valve for heating systems
06/21/1989EP0320800A2 Gas governor
06/21/1989EP0320506A1 A reversible bottom valve cartridge with an orienting mechanism.
06/20/1989CA1256084A1 Ball valve
06/14/1989EP0319718A2 Water mixing valve
06/13/1989US4838304 Compact cartridge for a single handle faucet valve
06/07/1989EP0318693A1 Method for making a valve body and a valve thus obtained
06/07/1989CN2038976U Control valve for domestic shower
06/07/1989CN1033311A Safety-stop valve particularly to be used between mixer and shower to prevent scalding
06/06/1989US4836236 Flush sealing tank valve with diaphgram
06/06/1989CA1255281A1 Butterfly valve and method of making same
05/1989
05/31/1989CN2038579U Straight-through type high voltage valve porcelain liner
05/30/1989US4834133 Control valve
05/24/1989EP0317061A2 Water metering assembly
05/24/1989CN2038178U Multi-function protecting cap of motorbicycle tyre valve air gate
05/23/1989US4832083 Valve apparatus
05/23/1989US4832079 Dual valve system
05/16/1989US4830043 Improvement in rotary valves
05/11/1989DE3737162A1 Fitting with a screwless cover
05/10/1989EP0314823A1 Valve with screwless cap
05/03/1989EP0314286A1 A silicon valve assembly for controlling the flow of fluid
05/03/1989EP0313717A1 Valve for a pipe
05/03/1989CN2037019U Valve cover inlaid with two materials
05/03/1989CN2037014U Thermal insulating cock
05/02/1989US4825909 High pressure hydraulic flow control valve
04/1989
04/27/1989DE3733890A1 Seal for a sanitary valve
04/26/1989EP0313259A2 Valve
04/25/1989US4823835 Universal swivel having a driving handle and valve means
04/25/1989US4823832 Cartridge valve
04/20/1989DE3832213A1 Ventilblock fuer druckwechseladsorptionsanlagen Valve block for pressure adsorption
04/12/1989EP0311598A2 Valve cartridge for a one-way valve
04/12/1989CN2035829U Sealing-sleeve type gate valve
04/12/1989CN2035827U Three-leaf granular-slurry valve
04/11/1989US4819687 Valve box stabilizer
04/11/1989CA1252450A1 Flanged valve
04/05/1989EP0309678A1 Method for making a ball plug for a plug valve
04/05/1989CN2035419U Integral installation ball backflow-proof valve
03/1989
03/15/1989EP0307105A1 Water supply valves
03/15/1989CN2034226U Three-way cock
03/08/1989EP0306140A1 Ultralightweight high operating temperature structures
03/08/1989CN1031584A Valve base with integral flow controls
03/07/1989EP0263173A4 Compact cartridge for a single-handle faucet valve.
03/02/1989DE3821060A1 Ball valve with two housing halves
03/02/1989DE3728122A1 Double-acting protective seal
03/01/1989EP0305252A1 Multifunctional pneumatic or electro-pneumatic distributor
02/1989
02/23/1989WO1989001583A1 Ball valves for pipelines
02/21/1989US4805874 Valve casing for use in a butterfly valve
02/21/1989US4805582 Exhaust gas recirculation valve
02/21/1989CA1250314A1 Urea synthesizing process utilizing silicon carbide materials in its equipment
02/21/1989CA1250274A1 Valve casing for use in a butterfly valve
02/21/1989CA1250273A1 Valve casing for use in a butterfly valve
02/15/1989EP0303453A1 Ball valves for pipelines
02/14/1989US4804011 Cartridge with separate bottom for a mixing valve
02/09/1989DE3824418A1 Ceramic mixer unit
02/08/1989CN1030971A Valve manifold stacking base
02/01/1989EP0301071A1 Telecontrollable valve.
02/01/1989CN2031864U Sanitary tap
01/1989
01/31/1989US4801125 Valve body comprising sheet metal hemispheres and method for making same
01/31/1989CA1249562A1 Valve assembly and method of making same
01/26/1989DE3723542A1 Ball valve
01/25/1989CN2031476U Hygienic water-saving tap
01/17/1989US4798225 Seperable valve assembly including a valve mount and a valve body
01/12/1989WO1989000275A1 A mechanism to cover and protect the internal operating parts of faucets operated by a single bidirectional control lever
01/05/1989DE3720822A1 Single-blade check valve
01/04/1989EP0297382A2 Improved ball-valve
01/03/1989US4794953 Torch device with oxygen and combustion gas supply
12/1988
12/29/1988WO1988010386A1 A reversible bottom valve cartridge with an orienting mechanism
12/28/1988CA1247587A Ball valve for pipeline
12/27/1988US4793375 To be used in not and cold water supply
12/21/1988CN87100082A Button type full-sealed high-speed opening and closing shutoff valve
12/20/1988US4791953 Titanium or titanium alloy housing with sintered ceramic wear sleeve