| Patents for F04C 25 - Adaptations for special use of pumps for elastic fluids (1,852) |
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| 03/24/2014 | DE202012012359U1 Pumpstand zum Pumpen leichter Gase Pumping station for pumping of light gases |
| 03/19/2014 | EP2707264A2 Actuating module for an electric vacuum pump |
| 03/19/2014 | CN203488368U Two-stage three-blade air-cooled roots vacuum pump |
| 03/19/2014 | CN103649464A Vacuum pump for use in the automotive sector |
| 03/19/2014 | CN103648870A Actuating module for an electric vacuum pump |
| 03/19/2014 | CN103644120A Claw-type dry vacuum pump |
| 03/12/2014 | CN103633776A Vacuum pump motor and vacuum pump including same |
| 03/05/2014 | CN203463286U Oilless vacuum pump |
| 03/05/2014 | CN101668950B Vacuum pump |
| 02/20/2014 | WO2014026439A1 Single-head varying pitch screw rotor with uniform tooth top width |
| 02/19/2014 | EP2697514A1 Vacuum pumping system |
| 02/12/2014 | CN203430793U Vacuum pump and air exhaust regulating system thereof |
| 02/12/2014 | CN103582761A Pump with stator arrangement comprising first part and second part |
| 02/07/2014 | DE212012000091U1 Pumpenrotor Pump rotor |
| 02/05/2014 | CN203420889U Double-stage rotary-vane vacuum pump with single-stage function |
| 01/30/2014 | WO2014017636A1 Electric pump |
| 01/30/2014 | WO2014017634A1 Electric pump |
| 01/30/2014 | WO2014017633A1 Electric pump |
| 01/30/2014 | WO2014015710A1 Dry vacuum pump unit and dry vacuum pump with same |
| 01/30/2014 | WO2013114093A3 Multi-stage pump with transverse wall |
| 01/30/2014 | DE102013105911A1 Vacuum pump such as mono vane pump used in motor car, has friction portions that are arranged in friction surfaces and are formed of uncoated aluminum material comprising silicon content and hard material particles |
| 01/29/2014 | EP2689105A2 Vacuum pump with longitudial and annular seals |
| 01/29/2014 | CN102251821B Engine assembly including camshaft with integrated pump |
| 01/23/2014 | WO2014012896A2 Method and device for pumping of a process chamber |
| 01/16/2014 | WO2014010677A1 Structure for predicting vane wear in vane mechanism |
| 01/15/2014 | CN102177346B Dry pump |
| 01/08/2014 | CN203384055U Mechanical rotor vacuum pump system for one-way oil supply and lubricating sealing |
| 01/08/2014 | CN203384052U Oil tank side-mounted two-stage sliding-vane rotary vacuum pump without oil pump |
| 01/08/2014 | CN103502650A Vacuum pump, vacuum exhaust device, and method for operating vacuum pump |
| 01/08/2014 | CN103502648A 真空泵 Vacuum pump |
| 01/03/2014 | WO2014001090A1 Method and pump arrangement for evacuating a chamber |
| 01/01/2014 | CN203374481U Vacuum pump for recovering oil and gas |
| 01/01/2014 | CN103486034A Multi-level Roots pump |
| 12/27/2013 | WO2013189931A2 Automotive volumetric vacuum pump |
| 12/27/2013 | WO2013164571A3 Method and apparatus for warming up a vacuum pump arrangement |
| 12/25/2013 | EP2677173A1 Process for manufacturing casing, and vacuum pump |
| 12/25/2013 | EP2677118A1 Automotive volumetric vacuum pump |
| 12/25/2013 | CN203362523U Heat pump suitable for greenhouse |
| 12/25/2013 | CN203362521U Electronic vacuum pump for vacuum brake booster of new energy vehicle |
| 12/25/2013 | CN103477081A Process for manufacturing casing, and vacuum pump |
| 12/25/2013 | CN103477080A 真空泵 Vacuum pump |
| 12/19/2013 | DE112012001192T5 Vakuumpumpe, Vakuumauspumpvorrichtung und Verfahren, zum Betreiben einer Vakuumpumpe Vacuum pump, Vakuumauspumpvorrichtung and method for operating a vacuum pump |
| 12/18/2013 | CN203348079U Oil associated gas vortex compressor |
| 12/12/2013 | DE19964598B4 Vakuumpumpe Vacuum pump |
| 12/11/2013 | CN203335402U Vacuum pump |
| 12/11/2013 | CN103443400A Vacuum pump with longitudinal and annular seals |
| 12/04/2013 | CN101653616B High-pressure sterilizer |
| 11/28/2013 | WO2013176143A1 Vacuum pump |
| 11/28/2013 | WO2013176028A1 Vacuum pump |
| 11/27/2013 | EP2665936A2 Pump with a stator arrangement comprising a first part and a second part |
| 11/27/2013 | CN203308714U Dry vacuum pump |
| 11/27/2013 | CN203308712U Variable-pitch double-thread screw vacuum pump |
| 11/27/2013 | CN103410735A Dual-stage rotary-vane vacuum pump with single stage function |
| 11/21/2013 | WO2013171454A1 Method and apparatus for adjusting operating parameters of a vacuum pump arrangement |
| 11/20/2013 | CN103398009A Vacuum pump and air pumping adjustment system thereof |
| 11/14/2013 | DE102012009418A1 Vacuum pump for direct drive on motor vehicle crankshaft, has working chamber inner wall and orbiter jacket whose in-between working gap is sealed with lubricant in series with lubricated oil as result of orbiter circulation in chamber |
| 11/14/2013 | DE102012009416A1 Vacuum pumping device for evacuating vacuum container storing large substrates, has a vacuum container for transferring substrates into adjacent containers of plant and for removing substrates from adjacent containers of plant |
| 11/13/2013 | CN203285688U Vacuum pump with exhaust and energy-saving structure |
| 11/06/2013 | CN203272147U Environment-friendly vacuum unit |
| 11/06/2013 | CN203272139U 真空泵 Vacuum pump |
| 10/16/2013 | EP2649277A2 Vacuum pump for applications in vacuum packaging machines |
| 10/16/2013 | CN203239572U 无刷直流旋片真空泵 Brushless DC rotary vane vacuum pumps |
| 10/16/2013 | CN103352853A One-way oil supply lubricating and sealing mechanical rotor vacuum pump system |
| 10/16/2013 | CN103352849A Roots vacuum pump with slide valve |
| 10/14/2013 | DE202012006795U1 Vakuumpumpe sowie Vakuumpumpen-Anlage Vacuum pump and vacuum pump system |
| 10/10/2013 | WO2012150444A3 Rotor for pump |
| 10/03/2013 | WO2013144581A1 Vacuum pump apparatus |
| 10/02/2013 | EP2644899A1 Protective mesh for vacuum pump and vacuum pump with same |
| 10/02/2013 | EP2643593A2 Microsystems for compressing or for converting a pressure difference into a displacement |
| 10/02/2013 | CN103334929A Liquid ring roots vacuum unit |
| 09/26/2013 | WO2013139570A2 Vacuum-type rotary slide pump |
| 09/26/2013 | WO2013092132A3 Method for the start-up control of an electric vacuum pump |
| 09/26/2013 | WO2012152886A3 Actuating module for an electric vacuum pump |
| 09/26/2013 | US20130251553 Tire inflation system |
| 09/26/2013 | DE102010009083B4 Vakuumpumpe Vacuum pump |
| 09/26/2013 | DE102008036273B4 Rotationskolbenpumpe mit Taschen für Schmiermittel Rotary piston pump with pockets for lubricant |
| 09/25/2013 | EP2642127A1 Vacuum pump with pump rotor bearings on a single side |
| 09/19/2013 | WO2013137053A1 Vacuum pump |
| 09/18/2013 | CN103306979A Electronic vacuum pump for new energy vehicle brake vacuum booster |
| 09/05/2013 | DE112011103800T5 Koppelstruktur für eine Unterdruckabsaugeinrichtung und Unterdruckabsauganordnung Coupling structure for a Unterdruckabsaugeinrichtung and Unterdruckabsauganordnung |
| 09/04/2013 | EP2634431A1 Vane pump |
| 09/04/2013 | CN203175861U Vacuum pump |
| 09/04/2013 | CN102105653B Use of a rolling-element bearing for bearing rotating components in vacuum devices and vacuum device |
| 08/28/2013 | CN203161532U Heat tube inner cooling dry type screw vacuum pump |
| 08/28/2013 | CN203161531U Hollow stainless steel threaded rod |
| 08/28/2013 | CN103267015A Heat pipe internal cooling dry type screw rods vavuum pump |
| 08/21/2013 | CN203146334U Flame-proof type oil gas recycling vacuum pump |
| 08/21/2013 | CN203146333U Novel oil-free claw-shaped vertical pump |
| 08/21/2013 | CN103256224A Screw rotor for screw vacuum pump |
| 08/14/2013 | EP2626562A2 Pump |
| 08/14/2013 | CN203130514U Double screw vacuum pump and rotor thereof |
| 08/14/2013 | CN203130507U Two-stage rotary-vane vacuum pump |
| 08/14/2013 | CN203130500U Single-stage sliding vane rotary vacuum pump |
| 08/14/2013 | CN103249915A Vacuum pump for applications in vacuum packaging machines |
| 08/14/2013 | CN103244427A Rotor positioning lock mechanism of roots vacuum pump |
| 08/14/2013 | CN103244426A Miniature vacuum pump |
| 08/14/2013 | CN103244425A Improved vacuum pump |
| 08/14/2013 | CN103244424A Water ring vacuum pump |
| 08/14/2013 | CN103244423A Oil-gas separation vacuum pump |
| 08/14/2013 | CN103244422A Improved water ring vacuum pump |