| Patents for F04D 31 - Pumping liquids and elastic fluids at the same time (579) |
|---|
| 03/03/2015 | US8967954 Intermediate floor for a radial turbine engine |
| 01/29/2015 | WO2015011369A1 Multiphase pumping device |
| 12/24/2014 | CN102612601B 用于径流式涡轮机的中间隔板 For the middle partition radial turbine |
| 12/10/2014 | CN204003659U 三相混输泵 Three mixed Pump |
| 12/02/2014 | US8899924 Non-mechanically fastened TOBI heat shield |
| 11/04/2014 | US8876466 Abradable liner |
| 10/14/2014 | US8858154 Pump system and method for delivering multi-phase mixtures |
| 09/24/2014 | EP2780599A1 Wet gas compression systems with a thermoacoustic resonator |
| 09/18/2014 | WO2014143303A1 Electric pump for a hybrid vehicle |
| 07/30/2014 | CN103958901A 具有热声谐振器的湿气压缩系统 Moisture acoustic resonator having a heat compression system |
| 07/10/2014 | WO2014106635A1 Centrifugal pump with coalescing effect, design method and use thereof |
| 06/26/2014 | WO2014095291A1 Multiphase pump with separator, wherein the process fluid lubricates and cools the pump |
| 06/26/2014 | WO2014019687A3 Method for operating a multi-phase pump and apparatus therefor |
| 06/25/2014 | CN203670309U 一种轴流油气混输泵 An axial multiphase pump oil and gas |
| 06/25/2014 | CN203670308U 转子式油气混输泵 Oil multiphase pump rotor |
| 06/24/2014 | US8757987 Vacuum pump for differentially pumping multiple chambers |
| 06/03/2014 | US8740551 Blade outer air seal cooling |
| 05/27/2014 | US8734088 Variable stator vane |
| 05/08/2014 | WO2014069948A1 Pump and gas booster using same |
| 05/08/2014 | WO2013173257A4 Dissolved air flotations system with energy recovery devices |
| 05/08/2014 | US20140126995 Microchannel cooled turbine component and method of forming a microchannel cooled turbine component |
| 05/01/2014 | WO2013140184A9 System, method and apparatus for in pipe compression |
| 04/23/2014 | CN103742444A Multi-condition design method of multiphase pump impeller |
| 04/09/2014 | CN203532347U Two-phase flow pump |
| 03/20/2014 | WO2014042626A1 Subsea multiphase pump or compressor with magnetic coupling and cooling or lubrication by liquid or gas extracted from process fluid |
| 03/20/2014 | WO2013173257A3 Dissolved air flotations system with energy recovery devices |
| 02/20/2014 | WO2014027895A1 Multiphase pressure boosting pump |
| 01/29/2014 | CN103541931A Directly driven permanent magnet isolation pump |
| 01/29/2014 | CN103541930A Rotor oil-gas transport pump |
| 01/07/2014 | US8622693 Blade outer air seal support cooling air distribution system |
| 12/27/2013 | WO2013189945A1 Wet gas compressor and method |
| 12/27/2013 | CA2876439A1 Wet gas compressor and method |
| 12/19/2013 | WO2013185801A1 Subsea compressor cleaning method wherein the cleaning liquid is retrieved from the multiphase process fluid |
| 12/19/2013 | WO2013140184A3 System, method and apparatus for in pipe compression |
| 12/19/2013 | CA2876328A1 Subsea compressor cleaning method wherein the cleaning liquid is retrieved from the multiphase process fluid |
| 12/10/2013 | US8601832 Turbo compressor and refrigerator |
| 11/28/2013 | US20130315710 Gas turbine engine components with cooling hole trenches |
| 11/12/2013 | US8579575 Wind turbine |
| 11/07/2013 | US20130294883 Gas turbomachine including a counter-flow cooling system and method |
| 10/01/2013 | CA2706266C Non-intrusive vapor detector for magnetic drive pump |
| 09/19/2013 | US20130243575 Cooling pedestal array |
| 09/04/2013 | CN102384111B Gas-liquid mixed conveying device with double layers of blades |
| 09/03/2013 | US8522525 Apparatus and method for drawing off and recirculating a cooling stream |
| 08/21/2013 | CN103256482A Electric heating type oil gas mixed transmission intelligent integrated system and control method thereof |
| 06/04/2013 | US8454301 Turbine blade with serpentine cooling |
| 05/23/2013 | WO2013074421A1 Wet gas compression systems with a thermoacoustic resonator |
| 05/22/2013 | CA2760639A1 Double glazing with internal bubble diffuser |
| 05/21/2013 | US8444376 Cooled constructional element for a gas turbine |
| 03/20/2013 | CN102979766A Gas-liquid two-phase flow pump capable of refining and equalizing air bubbles particle deeply |
| 03/20/2013 | CN101115567B Degassing centrifugal apparatus with sensor |
| 03/14/2013 | US20130064639 Gas turbine engines with improved trailing edge cooling arrangements |
| 02/13/2013 | CN102933852A Liquid ring pump and method for operating a liquid ring pump |
| 01/09/2013 | CN101675249B Compressor system for underwater use in the offshore area |
| 12/26/2012 | EP2536955A1 Single system with integrated compressor and pump and method |
| 12/20/2012 | US20120321438 compressor unit and a method to process a working fluid |
| 12/19/2012 | CN102834619A Single system with integrated compressor and pump and method |
| 12/18/2012 | US8333549 Air cycle machine turbine outlet heated diffuser |
| 10/25/2012 | US20120269615 Blade member and rotary machine |
| 10/10/2012 | EP2507516A1 A compressor unit and a method to process a working fluid |
| 10/10/2012 | CN102725533A A compressor unit and a method to process a working fluid |
| 10/09/2012 | US8282342 Vane |
| 10/04/2012 | US20120251296 Aromatic nebulizing diffuser |
| 09/19/2012 | EP2499375A1 Intermediate floor for a radial turbine engine |
| 09/13/2012 | US20120230812 Intermediate floor for a radial turbine engine |
| 09/04/2012 | US8257055 System and process for pumping multiphase fluids |
| 08/28/2012 | US8251643 Steam turbine having rotor with cavities |
| 08/21/2012 | US8246297 Shroud segment cooling configuration |
| 08/21/2012 | US8246296 Aspirated impeller |
| 08/16/2012 | US20120207585 Centrifugal Compressor |
| 08/08/2012 | EP2484912A2 Wet gas compressor systems |
| 07/25/2012 | CN102612601A Intermediate floor for a radial turbine engine |
| 07/11/2012 | CN202326463U 双层叶片气液混输器 Double-blade-liquid mixed transportation device |
| 07/03/2012 | US8210798 Cooled pusher propeller system |
| 06/26/2012 | US8206081 Vacuum pump |
| 06/19/2012 | US8202356 Degassing centrifugal apparatus with sensor |
| 05/31/2012 | WO2011128502A3 Liquid ring pump and method for operating a liquid ring pump |
| 05/22/2012 | US8182205 Gas turbine engine with insulated cooling circuit |
| 05/08/2012 | US8172506 Method and system for cooling engine components |
| 04/25/2012 | CN102052354B 高速多相流溶气泵 High-speed multiphase flow dissolved gas pump |
| 03/21/2012 | CN102384111A Gas-liquid mixed conveying device with double layers of blades |
| 03/20/2012 | US8137056 Impingement cooled structure |
| 03/20/2012 | CA2548268C High performance inducer |
| 03/06/2012 | US8128344 Methods and apparatus involving shroud cooling |
| 03/01/2012 | WO2011115951A3 Pump assembly employing centrifugal pumps and method for pumping multiphase fluids |
| 02/29/2012 | EP2423510A2 Turbomachine with mixed-flow stage and method |
| 02/21/2012 | US8118539 Exhaust gas turbocharger for a motor vehicle |
| 02/07/2012 | US8109713 Heat-dissipating fan |
| 01/19/2012 | WO2011139311A3 Gas turbine engine and cooling system |
| 12/21/2011 | CN101688543B 过滤装置 Filtration device |
| 12/15/2011 | US20110305557 Wind turbine |
| 12/01/2011 | US20110293402 Gas turbine |
| 11/22/2011 | CA2519635C A system and process for pumping multiphase fluids |
| 11/16/2011 | EP2386767A2 Helico-axial pump, rotor for same, method for hydrodynamic bearing of a rotor of a helicon-axial pump and a hybrid pump with a rotor for a helico-axial pump |
| 11/16/2011 | EP2386766A2 Helico-axial pump, rotor for same, method for hydrodynamic bearing of a rotor of a helicon-axial pump and a hybrid pump with a rotor for a helico-axial pump |
| 11/10/2011 | CA2786047A1 Gas turbine engine and cooling system |
| 10/20/2011 | CA2796169A1 Liquid ring pump and method for operating a liquid ring pump |
| 10/13/2011 | US20110250046 Turbofan engine performance recovery system and method |
| 08/25/2011 | WO2011101296A1 Single system with integrated compressor and pump and method |
| 08/25/2011 | CA2789424A1 Single system with integrated compressor and pump and method |
| 08/23/2011 | US8002520 Core reflex nozzle for turbofan engine |