| Patents for F04B 51 - Testing machines, pumps, or pumping installations (2,128) |
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| 09/11/2013 | CN102046971B Method and device for conveying compressed gas |
| 09/04/2013 | EP2634428A1 Electric device with a cooling device |
| 09/04/2013 | CN203175831U Economic water pump test fixing pipe |
| 09/04/2013 | CN203175830U Urban railway system drainage detection device |
| 09/04/2013 | CN203175829U Compressor service life testing machine |
| 09/04/2013 | CN103277295A Experimental device and test method for deep ice layer electric mechanical core drill circulating system |
| 09/04/2013 | CN103277294A Multifunctional water pump experiment table |
| 09/04/2013 | CN103277293A Pump unit characteristic testing method and automated pump unit characteristic testing system |
| 08/28/2013 | CN203161509U Device for testing interior vibration of vane pump |
| 08/28/2013 | CN103267013A Variable flow water system energy-saving method based on combination of large pump and small pump |
| 08/21/2013 | CN203146299U Accelerated life testing device for domestic air conditioner compressor |
| 08/21/2013 | CN203146298U Injection pump linear displacement measuring device and injection pump with same |
| 08/21/2013 | CN203146297U Monitoring device of rotating equipment |
| 08/15/2013 | WO2013119854A2 Systems and methods for electrochemical detection in a disc pump |
| 08/15/2013 | WO2013119837A2 Systems and methods for monitoring reduced pressure supplied by a disc pump system |
| 08/15/2013 | US20130209281 Systems and methods for monitoring reduced pressure supplied by a disc pump system |
| 08/15/2013 | US20130209278 Systems and methods for electrochemical detection in a disc pump |
| 08/14/2013 | CN1821577B 压缩机诊断系统 Compressor diagnostic system |
| 08/14/2013 | CN103248240A Experimental power supply system for high-voltage electric pump |
| 08/08/2013 | WO2013116665A1 Electrical diagnostic tool |
| 08/08/2013 | WO2013113066A1 Pump efficiency determining system and related method for determining pump efficiency |
| 08/07/2013 | EP2623781A1 Motor-driven compressor and hermetic sealing inspection method for the same |
| 08/07/2013 | CN203114603U Trial run system for low-temperature gas compressor |
| 07/31/2013 | CN203098246U Lifting platform for water pump test |
| 07/31/2013 | CN203098245U Simulation environment simulation test bed of abrasion resistance of pump |
| 07/31/2013 | CN203098244U Simulation test bed of simulation of acid, alkali and salt environment of pump |
| 07/31/2013 | CN203098243U Small injection pump terminal detection platform |
| 07/31/2013 | CN103225604A Multi-channel floating seal device for testing seal performance of metering jet pump |
| 07/24/2013 | CN203081723U Fuel pump test platform |
| 07/24/2013 | CN203081722U Leakage detecting structure of water pump of diesel engine auxiliary supporting tank |
| 07/24/2013 | CN103216439A Dynamic seal assembly of pumping mechanism and detecting system and detecting method of dynamic seal assembly |
| 07/24/2013 | CN103216437A Gas buffer for compressor testing device |
| 07/24/2013 | CN103216436A Device for detecting breakage of a diaphragm in a hydraulically-actuated pump, a method of mounting such a device on a pump, and a pump fitted with such a device |
| 07/24/2013 | CN102003381B Device and method for monitoring stroke of pumping cylinder and optimal arrangement method of cushion hole |
| 07/24/2013 | CN101787972B Transmission auxiliary pump diagnosis method and hybrid power electric vehicle |
| 07/17/2013 | CN203067259U Detecting system of pneumatic pump |
| 07/17/2013 | CN103206808A Grinding-in device for new grouped refrigerating compressors |
| 07/17/2013 | CN103206368A Water pump convenient to measure |
| 07/17/2013 | CN103206367A Method for improving energy efficiency of piston type air compressor |
| 07/17/2013 | CN102359880B Detecting method of performances of four quadrant working of hydraulic pump motor |
| 07/17/2013 | CN102338074B Sealing type test device and method applicable to various types of oil pumps |
| 07/11/2013 | WO2011104549A3 Fluid-working machine and method of operating a fluid-working machine |
| 07/10/2013 | CN203051076U Inspection device for single-screw oil-well pump |
| 07/10/2013 | CN203051075U Intelligent testing and monitoring system of photovoltaic water pump |
| 07/10/2013 | CN203051061U Self-measurement piezoelectric pump |
| 07/10/2013 | CN103195699A Pump head self-enhancing seal structure and self-enhancing device for pump head |
| 07/10/2013 | CN102589860B Integrated testing system for aviation fuel accessories |
| 07/10/2013 | CN102345592B Automatic pressing pump test device |
| 07/03/2013 | CN203035525U Lifting platform device for vacuum pump trail run |
| 07/03/2013 | CN203035524U Alarm device of valve blocking failure of membrane pump check valve |
| 07/03/2013 | CN103185004A Small pressure test device |
| 06/26/2013 | CN203023024U Structure for investigating breakdown of common-rail high-pressure oil pump |
| 06/26/2013 | CN103174636A Testing system of side-by-side arrangement of high-speed pump and low-speed pump |
| 06/26/2013 | CN103174635A Sensor of piezoelectric pump |
| 06/26/2013 | CN102297122B Experimental apparatus for friction and wear characteristics of kinematic pairs of internal gearing gear pumps |
| 06/20/2013 | WO2013088841A1 Diagnostic apparatus and diagnostic method |
| 06/20/2013 | WO2013086822A1 Automatic gearbox control oil pump test table |
| 06/20/2013 | US20130152357 Test arrangement for a centrifugal compressor stage |
| 06/19/2013 | CN203010056U Loose flange with split-half snap ring |
| 06/19/2013 | CN203009266U Assembly and detection device for piston-type electronic vacuum pump |
| 06/19/2013 | CN203009265U Transient state pressure detection device of secondary high-pressure direct connection portable compressor |
| 06/19/2013 | CN203009264U Piston rod settlement detection structure |
| 06/19/2013 | CN203009263U Air compressor performance test board for vehicle |
| 06/19/2013 | CN203009262U Water pump comprehensive property test board |
| 06/19/2013 | CN203009261U Oil pump integrated performance test system |
| 06/19/2013 | CN203009260U Hydraulic pressure loading testing device |
| 06/19/2013 | CN203009259U Temperature monitoring system of magnetic drive pump |
| 06/19/2013 | CN203009237U Self-checking-temperature type compressor cylinder |
| 06/19/2013 | CN203003422U Shaft lifting tool, for mounting and debugging of main pump, of nuclear power station |
| 06/19/2013 | CN103161721A Sensors bias detection for electronic returnless fuel system |
| 06/19/2013 | CN103161720A Fan testing device |
| 06/19/2013 | CN102537528B Movable vibration reduction pipeline support device for testing pump performance |
| 06/19/2013 | CN102251957B On-line testing system for semi-closed screw rod type compressor and using method thereof |
| 06/19/2013 | CN102121470B Device and method for monitoring failure of vacuum pump and vacuum sensor |
| 06/13/2013 | WO2013083217A1 Method for monitoring a pump |
| 06/12/2013 | CN202991434U Testing system of general water pump |
| 06/12/2013 | CN202991433U Data monitor for city water supply pump house |
| 06/12/2013 | CN202991432U Hydraulic pump rotate speed measuring device |
| 06/12/2013 | CN202991377U Oblique axis type hydraulic pump with cylinder body |
| 06/12/2013 | CN103147972A Reciprocating-type compressor fault diagnosis method based on multi-sensor information fusion |
| 06/12/2013 | CN102251955B Measuring method for variable speed control operation condition of middle-low special rotating speed pump/fan |
| 06/05/2013 | CN202971139U Suspension device for detecting ceramic pump |
| 06/05/2013 | CN202971138U Pump bead and pump spring detection mechanism of liquid dispensing pump |
| 06/05/2013 | CN103133331A Computer system for monitoring operation of pump in manufacturing process of semiconductor |
| 06/05/2013 | CN103133330A Test method for influence on coefficient of admission by gas etching action |
| 06/05/2013 | CN103133329A Oil well pump gap leakage test device and test method thereof |
| 06/05/2013 | CN103133328A Oil well pump gap performance test device and gap leakage test method thereof |
| 06/05/2013 | CN103133327A Method for testing influences of clearance volume on fullness coefficient |
| 06/05/2013 | CN103133326A Oil well pump gap leakage test method |
| 06/05/2013 | CN103133325A Passage capacity test method of plunger inside pump cylinder of oil-well pump |
| 06/05/2013 | CN103133324A Oil well pump gap fluid-loss test method |
| 06/05/2013 | CN103133323A Clearance fluid-loss test method based on oil-well pump performance testing device |
| 06/05/2013 | CN102287362B System for testing performance and energy efficiency of air compressor by simulating all-weather working conditions |
| 06/05/2013 | CN102141033B Method and system for automatically measuring pump cylinder parameter of oil-well pump and pipeline robot |
| 05/30/2013 | US20130133410 Test system and test method of fluid pump |
| 05/29/2013 | CN202954957U Running-in detection device of electric fuel pump |
| 05/29/2013 | CN202954956U Continuous liquid carrying operation and liquid loading start operation test device for compressor |
| 05/29/2013 | CN202954955U Air compressor operating state detecting system |
| 05/29/2013 | CN202954954U Machine tool for testing performance of automobile power-assisted steering oil pump assembly |
| 05/22/2013 | CN202946361U Fuel tank turning detecting experiment table |