| Patents for F04B 37 - Pumps specially adapted for elastic fluids and having pertinent characteristics not provided for in, or of interest apart from, groups (3,029) |
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| 09/18/2008 | US20080226463 System And Method For Delivering A Pressurized Gas From A Cryogenic Storage Vessel |
| 09/10/2008 | CN101260874A Method for replacement and adsorption manufacture of vacuum environment |
| 09/04/2008 | US20080213115 High-Pressure Gas Compressor And Method Of Operating A High-Pressure Gas Compressor |
| 09/04/2008 | US20080213110 Apparatus and Method for Compressing a Cryogenic Media |
| 09/03/2008 | CN201109583Y Fresh-keeping case having vacuum-pumping system |
| 08/28/2008 | US20080206072 Vacuum Apparatus |
| 08/27/2008 | EP1960668A1 Apparatus for detecting a flammable atmosphere within a compressor, in particular avacum pump |
| 08/27/2008 | CN201106540Y Vacuum pump equipped with connecting block |
| 08/26/2008 | US7415831 Integration of automated cryopump safety purge |
| 08/21/2008 | US20080199327 Apparatus and Method For Compressing a Gas |
| 08/20/2008 | EP1957794A2 Electrokinetic pump designs and drug delivery systems |
| 08/20/2008 | EP1957793A2 Electrokinetic pump designs and drug delivery systems |
| 08/20/2008 | CN201102731Y Fresh-keeping box and air suction hand lever cooperated with the same |
| 08/20/2008 | CN100412362C Low temperature absorption combined exhaust device for maintaining high vacuum degree in sealed container |
| 08/19/2008 | US7413412 Vacuum micropump and gauge |
| 08/19/2008 | US7413411 Electronically controlled vacuum pump |
| 08/14/2008 | DE19882618B4 Kühlfalle mit integralem Absperr- bzw. Durchlassventil Cold trap with integral shut-off valve or outlet |
| 08/12/2008 | US7410348 Multi-speed compressor/pump apparatus |
| 08/06/2008 | CN201096068Y Siphon mud machine evacuating device |
| 08/06/2008 | CN101235810A Hydraulic gas compressor |
| 08/06/2008 | CN100408854C Dry type pump and method for reducing generation rate of restarting fault of dry type pump |
| 07/31/2008 | US20080181800 Positive displacement pump for transporting a fluid with automatic adaptation to the compressibility of the fluid |
| 07/30/2008 | EP1750514A4 Double-acting, high-pressure cryogenic pump |
| 07/30/2008 | CN201092948Y Sputtering ion compound pump with degasser |
| 07/30/2008 | CN201092947Y Manual vacuum air pumping drum |
| 07/30/2008 | CN101233318A Apparatus and method for compressing a gas |
| 07/23/2008 | CN100404858C Symmetrically arranged vacuum obtaining system |
| 07/17/2008 | US20080170954 Cylinder Assembly for Providing Uniform Flow Output |
| 07/16/2008 | CN201087743Y Evacuating device for preventing backflow of fluid |
| 07/09/2008 | CN101216025A Simple vacuum pumping device, vacuum sampling bottle and vacuum pumping method |
| 07/09/2008 | CN101216024A Heating method of vacuum pumping of low-temperature heat-insulated container and its device |
| 07/03/2008 | US20080159877 Pump Apparatus and Pump Unit Thereof |
| 07/02/2008 | CN101213371A Vacuum line and method for monitoring same |
| 07/02/2008 | CN101213370A Fast energy-saving chamber pumping |
| 06/26/2008 | WO2008024927A3 Solute ion coulomb force acceleration and electric field monopole passive voltage source |
| 06/26/2008 | US20080152509 Integrated micro-pump and electro-spray |
| 06/12/2008 | US20080138210 Micropump for Integrated Device for Biological Analyses |
| 06/12/2008 | US20080134975 Thermally isolated cryopanel for vacuum deposition systems |
| 06/05/2008 | US20080131293 Electro hydro dynamics pump (EHD pump) |
| 06/04/2008 | CN101191473A Compressor and manufacturing method thereof |
| 06/03/2008 | US7380490 Housing for rotary hydraulic machines |
| 05/28/2008 | CN201065819Y Hydraulic air compressor |
| 05/27/2008 | CA2314124C Displacement machine for compressible media |
| 05/14/2008 | EP1678446B1 Vacuum device |
| 05/14/2008 | CN100387836C Linear compressor |
| 05/13/2008 | US7370946 Pump, liquid transporting apparatus provided with the same, and liquid moving apparatus |
| 05/13/2008 | US7370482 Rapidly regenerating cryogenic trap |
| 05/08/2008 | US20080107548 Rotary reciprocating intensified hydraulic actuator |
| 05/07/2008 | EP1918585A2 Vacuum pump |
| 05/07/2008 | EP1668253B1 Detection of contaminants within fluid pumped by a vacuum pump |
| 05/06/2008 | US7367781 Packaged micromachined device such as a vacuum micropump, device having a micromachined sealed electrical interconnect and device having a suspended micromachined bonding pad |
| 04/30/2008 | EP1915532A1 High-pressure gas compressor and method of operating a high-pressure gas compressor |
| 04/30/2008 | EP1915530A1 Cryogenic compressor comprising a high-pressure phase separator |
| 04/30/2008 | DE102006050943A1 Vacuum pump e.g. dry piston vacuum pump, has sensor located between pump stages, and evaluation unit connected with motor control to transmit evaluated signal so that control changes rotational speed of motor based on evaluated signal |
| 04/30/2008 | CN201052846Y Vacuum operating room for vacuum packing machine |
| 04/30/2008 | CN101169112A Getter string and safe getter pump of large exhaust speed using same |
| 04/29/2008 | US7364414 Fluid pump system |
| 04/24/2008 | WO2008047168A1 Vibration isolator |
| 04/23/2008 | EP1914423A2 Trap apparatus and trap system |
| 04/17/2008 | US20080089793 Evacuation of a Load Lock Enclosure |
| 04/16/2008 | CN201047362Y Adverse current condensation vacuum machine |
| 04/09/2008 | EP1907701A1 Compressor, in particular piston compressor |
| 04/03/2008 | WO2008038611A1 Gas conveying pump, method of forming heater, and sensor |
| 04/02/2008 | EP1290346B1 Temperature control with constant cooling flow and temperature for vacuum generating device |
| 04/02/2008 | CN101153585A Evacuation apparatus |
| 04/02/2008 | CN100378925C Vacuum device, its particle monitoring method, program and window part for particle monitoring |
| 03/25/2008 | CA2596906A1 Rotary system for submerged pumps |
| 03/20/2008 | WO2008031929A1 Reciprocating diaphragm pump for raising a non-lubricating liquid - petrol, alcohol or liquefied gas - to a very high pressure |
| 03/20/2008 | US20080069701 Ion pump having emission containment |
| 03/19/2008 | EP1761705B1 Vacuum pumping circuit and machine for treating containers equipped with same |
| 03/18/2008 | US7343695 Vacuum drying apparatus and vacuum drying method |
| 03/12/2008 | CN201034067Y Electric air-extracting pump |
| 03/11/2008 | CA2598915A1 Diaphragm type vacuum pump |
| 03/06/2008 | US20080056915 Compact vacuum pump |
| 03/05/2008 | CN201031785Y Totally enclosed piston type ammonia refrigerating compressor |
| 02/28/2008 | WO2008003724A3 Getter pump and vacuum coating installation comprising a getter pump |
| 02/28/2008 | WO2001008719A3 Blood treatment system providing pulsatile flow and method of use |
| 02/21/2008 | DE102006036461A1 Vorrichtung und Verfahren zur Steuerung eines Gasflusses Apparatus and method for controlling a gas flow |
| 02/20/2008 | CN101128906A Methods of conditioning getter materials |
| 02/19/2008 | CA2365902C Method for increasing the yield in processes of deposition of thin layers onto a substrate |
| 02/14/2008 | US20080038123 Processing and/or operating machine comprising an ionic liquid as the operating liquid |
| 02/14/2008 | US20080038118 Pumping System |
| 02/07/2008 | WO2008014780A1 Device and method for control of a gas flow |
| 02/07/2008 | US20080031753 Compressor |
| 01/23/2008 | EP0892662B1 Throttle cycle cryopumping system |
| 01/23/2008 | CN101109761A Fluidic device and control method thereof |
| 01/23/2008 | CN100363618C Vacuum exhaust system and monitoring and controlling method thereof |
| 01/23/2008 | CN100363534C In situ getter pump system and method |
| 01/22/2008 | US7320224 Method and apparatus for detecting and measuring state of fullness in cryopumps |
| 01/17/2008 | DE102006032765A1 Vakuumpumpe Vacuum pump |
| 01/15/2008 | US7318706 Valving for multi-stage vacuum pumps |
| 01/10/2008 | WO2008003724A2 Getter pump and vacuum coating installation comprising a getter pump |
| 01/09/2008 | CN201003048Y Compressed compression device for coal gas methanol coproduction course |
| 01/09/2008 | CN201001669Y Massage pump without pipeline |
| 01/08/2008 | US7316543 Electroosmotic micropump with planar features |
| 01/03/2008 | US20080003115 Hermetic type compressor |
| 01/02/2008 | EP0977948B1 Dry vacuum pump |
| 01/02/2008 | CN200999711Y Combination type multifunctional cabinet type air compressor |
| 12/27/2007 | US20070297924 Compact vacuum pump |
| 12/25/2007 | US7311491 Molecular drag, turbomolecular, or hybrid pump with an integrated valve |