| Patents for F04D 9 - Priming; Preventing vapour lock (1,858) |
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| 06/27/2013 | WO2013093492A1 Pump apparatus and unerwater trenching apparatus |
| 06/27/2013 | CA2854455A1 Pump apparatus and unerwater trenching apparatus |
| 06/26/2013 | CN102330691B Suction assisting centrifugal pump |
| 06/20/2013 | WO2013087387A1 Water lifting system and method having such a system |
| 06/19/2013 | CN203009309U Movable dual-purpose fire pump suitable for complex environment |
| 06/19/2013 | CN203009307U Tail gas jetting device for fire pump |
| 06/13/2013 | DE102011088246A1 Wasserhebesystem und Verfahren mit einem solchen System Water lifting system and method with such a system |
| 06/12/2013 | CN202991518U Horizontal-type self-absorbing pump |
| 06/12/2013 | CN103147993A Mobile dual-purpose fire pump suitable for complex environment |
| 06/06/2013 | DE10200579B4 Selbstansaugende Kreiselpumpe Self-priming centrifugal pump |
| 06/05/2013 | CN103133353A Self-suction centrifugal pump |
| 05/29/2013 | DE10296521B4 Pumpvorrichtung Pumping device |
| 05/29/2013 | CN202954984U Explosion-proof high-efficiency strong self-absorption device with explosion-proof water ring type vacuum pump |
| 05/29/2013 | CN202954983U Explosion-proof high-efficiency strong-self-absorption device with explosion-proof oilless rotary sheet type vacuum pump |
| 05/29/2013 | CN202954982U Water supply device of centrifugal pump |
| 05/29/2013 | CN103124852A 离心泵 Centrifugal |
| 05/29/2013 | CN103122860A Internal exhausting liquid ring type self-priming centrifugal pump |
| 05/28/2013 | CA2707376C Device and method for gas lock detection in an electrical submersible pump assembly |
| 05/22/2013 | CN202946429U Inlet one-way valve for self-priming pump |
| 05/22/2013 | CN202946404U Novel sealing-free standing type self-priming centrifugal pump |
| 05/22/2013 | CN202946401U Underground tank for pumping of horizontal pump |
| 05/16/2013 | DE102007003466B4 Entlüftungspumpe für eine Feuerlöschkreiselpumpe Priming pump for fire fighting pump |
| 05/16/2013 | DE102006016980B4 Tauchpumpe Submersible pump |
| 05/15/2013 | CN103104502A Self sucking pump |
| 05/08/2013 | CN202926656U Full-automatic self-priming water pump |
| 05/08/2013 | CN202926647U Automatic control self-sucking pump |
| 05/08/2013 | CN202926646U Anti-explosion vertical self-sucking pump |
| 05/08/2013 | CN202926645U Self-sucking pump with mechanical seal liquid self-circulation function |
| 05/08/2013 | CN103089654A Novel low suction pump |
| 05/01/2013 | CN202914320U Self-priming device of centrifugal pump |
| 05/01/2013 | CN103075349A Air extracting pump |
| 04/24/2013 | CN202900677U High-efficient anti-explosion pneumatic self-priming pump |
| 04/24/2013 | CN102261337B High-efficiency and energy-saving combined self-sucking pump |
| 04/16/2013 | US8419347 Fluid pump |
| 04/10/2013 | CN202867235U Drug pump water division device |
| 04/10/2013 | CN103032335A Dual-purpose self-priming pump for sprinkler irrigation and drip irrigation |
| 04/10/2013 | CN102192157B Vertical internal and external mixing shaft-seal-free self-sucking pump |
| 04/03/2013 | CN202851425U Self-suction type fluorine lining magnetic pump |
| 04/03/2013 | CN202851368U Traditional foot valve replacing pump-starting up device |
| 04/03/2013 | CN103016355A Special self-sucking pump |
| 03/20/2013 | CN202811382U Device used for replacing self-priming pump to work |
| 03/20/2013 | CN202811381U Vertical self-priming pump |
| 03/20/2013 | CN202811380U Fluoroplastic alloy self sucking pump with novel structure |
| 03/20/2013 | CN202811379U Automatic water filling device for centrifugal pump |
| 03/13/2013 | CN202789564U Self-sucking device of centrifugal hot water pump |
| 03/13/2013 | CN202789563U Self-priming centrifugal pump |
| 03/13/2013 | CN102966556A Explosion-proof high-efficiency powerful self-priming device with explosion-proof water-ring vacuum pump |
| 03/13/2013 | CN102966555A Explosion-proof high-efficiency powerful self-priming device with explosion-proof oil-less rotary vane-type vacuum pump |
| 03/07/2013 | CA2846034A1 Priming valve system for pre-priming centrifugal pump intakes |
| 03/06/2013 | CN202768407U Special self-priming pump |
| 03/06/2013 | CN102959247A Renewable energy generator device and hydraulic pump attachment method |
| 03/06/2013 | CN102954002A Improved structure of self-suction type sewage discharging pump |
| 03/06/2013 | CN102322425B External explosion-proof self-suction device of marine centrifugal pump |
| 03/06/2013 | CN102322424B Jet self-sucking centrifugal water pump |
| 02/27/2013 | CN202756252U Efficient and energy-saving self-control self-sucking pump |
| 02/21/2013 | US20130045081 Centrifugal Pump Anti-Air Locking System |
| 02/20/2013 | CN202746216U Self-priming pump |
| 02/20/2013 | CN202746215U Novel self-sucking pump |
| 02/20/2013 | CN202746214U 改进的自吸泵 Improved self-priming pump |
| 02/20/2013 | CN202746213U Strong self-sucking pump convenient to maintain |
| 02/20/2013 | CN202746212U Efficient intelligent self-sucking pump |
| 02/20/2013 | CN102937097A Anti-explosion vertical type self-sucking pump |
| 02/20/2013 | CN102937096A Non-clogging sewage pump water diversion device |
| 02/14/2013 | WO2013022121A1 Self sucking-type centrifugal pump device |
| 02/06/2013 | CN202718878U Corrosion resistant self-priming pump |
| 02/06/2013 | CN102913457A Novel sealless vertical self-priming centrifugal pump |
| 01/30/2013 | CN202707508U A diesel engine self-sucking pump set obtaining vacuum through flow of smoke exhausted by a diesel engine |
| 01/30/2013 | CN102900692A Insert molding product |
| 01/16/2013 | CN202673699U Vertical type self-priming pump |
| 01/16/2013 | CN202673698U Pressure valve and suction and spray nozzle combined self-suction device for self-suction pump |
| 01/16/2013 | CN202673697U Centrifugal pump with liftable and lowerable hand pressure exhaust pumping unit |
| 01/09/2013 | CN202659516U Electronic automatic self-priming vortex pump |
| 01/09/2013 | CN202659515U Graphite self-priming pump |
| 01/02/2013 | CN202646024U Monoblock self-priming pump |
| 01/02/2013 | CN202646023U Novel self-priming water pump |
| 12/26/2012 | CN202628536U Sanitary self-priming pump |
| 12/26/2012 | CN102840140A Outer ring type efficient start system for self-priming pump and start method thereof |
| 12/19/2012 | CN202612118U Dry-gas seal hygienic self-priming pump |
| 12/19/2012 | CN202612117U Non sealing self-sucking type multistage pump |
| 12/19/2012 | CN102828963A Sealless self-priming pump with novel backwater device |
| 12/19/2012 | CN102828962A Novel strong self-absorption double-suction pump |
| 12/13/2012 | US20120315126 Vacuum self-priming pump |
| 12/13/2012 | US20120312392 Pump system with vacuum source |
| 12/12/2012 | CN202597117U High-lift fire pump |
| 12/12/2012 | CN202597116U Self-sucking pump unit |
| 12/12/2012 | CN202597115U Self-absorption device of centrifugal pump |
| 12/12/2012 | CN102817853A Vacuum self-priming pump |
| 12/05/2012 | CN202579206U Self-absorption centrifugal sprinkling pump for vehicle |
| 12/05/2012 | CN202579205U Vacuum water transfer device |
| 12/05/2012 | CN202579204U Outer recirculation type self-priming magnetic drive pump |
| 12/05/2012 | CN202579203U Low suction pump having no requirement on water level |
| 11/28/2012 | CN102797682A Combined sewage self-priming pump |
| 11/28/2012 | CN102162458B A gas fluid mixture self-priming pump |
| 11/21/2012 | CN202545332U Pump body and shell sealing structure of self-sucking pump |
| 11/21/2012 | CN202545272U Automatic self-priming centrifugal pump device |
| 11/21/2012 | CN202545271U Negative-pressure water-sucking centrifugal pump |
| 11/21/2012 | CN202545270U Self-priming pump |
| 11/21/2012 | CN202545269U Corrosion-resistant and wear-resistant plastic-lined self-priming pump |
| 11/21/2012 | CN202545268U Self-absorption pressure liquid pump |
| 11/14/2012 | CN102777389A Secure, reliable and strong self-priming centrifugal pump |