Patents
Patents for F04C 23 - Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids (6,201)
04/2011
04/06/2011CN101235815B Multistage compressor
03/2011
03/31/2011WO2011037012A1 Air conditioner
03/30/2011EP1486676B1 Scroll compressor
03/30/2011CN101158353B Composite dry vacuum pump having roots and screw rotor
03/24/2011WO2011034164A1 Multi-cylinder rotary compressor and refrigeration cycle device
03/24/2011WO2011033710A1 Multistage compressor
03/23/2011EP2299118A2 Motor-driven compressor
03/23/2011EP1918510B1 Fluid machine and refrigeration cycle device
03/23/2011CN201771767U 旋转式压缩机 Rotary compressor
03/23/2011CN201771766U 旋转压缩机 Rotary compressor
03/23/2011CN101387298B Double cylinders rotary compressor and freezing cycle device using the same
03/17/2011WO2011030809A1 Multiple cylinder rotary compressor and refrigeration cycle device
03/16/2011EP2295807A2 Rotary compressor
03/16/2011EP2295720A1 Two-stage rotary expander, expander-integrated compressor, and refrigeration cycle device
03/10/2011US20110058970 Rotary compressor and method
03/09/2011EP2292931A2 Hermetic type compressor
03/09/2011EP1846661B1 Ejector pump
03/09/2011CN101403520B 蒸汽泵 Steam Pump
03/01/2011US7896627 Rotary type expander and fluid machinery
02/2011
02/24/2011DE10341104B4 Spiralkompressor Scroll compressor
02/23/2011CN101981320A 低压泵 Low-pressure pump
02/17/2011WO2011019048A1 Dry pump
02/17/2011WO2011018370A2 Vacuum pump system
02/16/2011EP2284463A2 Digital controller for scroll compressor condensing unit
02/16/2011CN101978226A Refrigeration apparatus
02/16/2011CN101975167A Compressor control system
02/10/2011WO2011016354A1 Exhaust heat regeneration system
02/09/2011EP2282061A1 Rotor assembly
02/02/2011CN101965439A Mounting base and scroll compressor incorporating same
02/02/2011CN101965438A Scroll compressor build assembly
02/01/2011US7878771 Hermetic type compressor with wave-suppressing member in the oil reservoir
01/2011
01/27/2011WO2011011434A2 Gaseous fluid pump
01/26/2011CN201723445U Compressor capable of single-stage and double-stage switching
01/26/2011CN201723444U Rotary compressor
01/26/2011CN101956570A Novel volumetric transfiguration machine
01/20/2011WO2010117214A3 Rotary-type 2-stage compressor
01/19/2011CN201714667U Two-stage compressor and pump partition plate thereof
01/19/2011CN101952596A Scroll compressor suction flow path & bearing arrangement features
01/19/2011CN101952553A Scroll compressor with housing shell location
01/18/2011US7871252 Rotary compressor having two compression capacities
01/12/2011EP2273121A2 Container assembly for a volumetric pump
01/12/2011EP2174012B1 Refrigeration compressor with variable speed spirals
01/12/2011CN101943163A Two-stage medium-pressure screw-type air compressor set
01/12/2011CN101395344B Fluid machine
01/11/2011US7866962 Two-stage rotary compressor
01/06/2011WO2011001100A2 Multi-stage scroll machine
01/05/2011EP1690007B1 Two stage scroll vacuum pump
01/05/2011CN101939548A Compressor and freezer
01/05/2011CN101939546A Fluid machine
12/2010
12/29/2010WO2010148986A1 Method for assembling pump body of two-cylinder rotary compressor
12/29/2010EP2267310A1 Compressor
12/29/2010CN101163861B Scroll expander
12/23/2010WO2010125368A3 Vacuum pump
12/22/2010CN101925744A Rotary fluid machine
12/21/2010US7854601 Lubricant-tight vane rotary vacuum pump
12/16/2010WO2010143523A1 Refrigerant compressor and heat pump device
12/16/2010WO2010143522A1 Refrigerant compressor and heat pump device
12/16/2010WO2010143521A1 Refrigerant compressor and heat pump device
12/15/2010EP2261579A1 Freezing device
12/08/2010CN201666252U Movable screw compressor
12/08/2010CN101910563A Expander-integrated compressor and refrigeration cycle device using the same
12/02/2010WO2010136472A2 Microsystems for converting pressures and compression
12/02/2010WO2010136470A2 Wheel
12/02/2010US20100303658 Water-Cooled Oil-Free Air Compressor
12/01/2010EP2256346A2 Two-stage rotary type compressor with filter
12/01/2010CN201661464U Two-stage rotor type compressor provided with by-path structure
12/01/2010CN101903659A Screw compressor
11/2010
11/30/2010US7841838 Rotary closed type compressor and refrigerating cycle apparatus
11/25/2010US20100293993 Method and Apparatus for Highly Efficient Compact Vapor Compression Cooling
11/24/2010EP2253849A1 Hermetic compressor
11/24/2010CN101896724A Integrated electric compressor
11/23/2010USRE41955 Capacity modulation for plural compressors
11/23/2010US7837449 Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigerant unit
11/18/2010WO2010131328A1 Two-stage compressor and refrigeration air-conditioner
11/18/2010WO2010085593A3 Scroll compressors with different volume indexes and systems and methods for same
11/17/2010EP2251546A1 Compressor and freezer
11/17/2010EP1434896B1 Multi-chamber installation for treating objects under vacuum, method for evacuating said installation and evacuation system therefor
11/17/2010CN201636194U Eccentric crankshaft and rotary compressor using the same
11/17/2010CN201636008U Roots pump with dual-rotor group
11/17/2010CN101571129B Two-stage scroll compressor
11/11/2010WO2010016685A3 Rotary compressor
11/11/2010WO2010016684A3 Rotary compressor
11/11/2010US20100284847 2 stage rotary compressor
11/10/2010CN1821576B Rotary compressor
11/10/2010CN1793663B Rotary two-stage compressor
11/04/2010US20100278675 2 stage rotary compressor
11/04/2010US20100278674 2 stage rotary compressor
11/04/2010US20100275638 Fluid machine
11/03/2010EP2246570A1 Fluid machine
11/03/2010EP2245309A1 Scroll compressor suction flow path&bearing arrangement features
11/03/2010CN101878401A Freezing apparatus
10/2010
10/28/2010WO2010122812A1 Refrigeration cycle device
10/28/2010US20100269536 Expander-compressor unit
10/27/2010EP2243960A2 International Intermediate pressure multistage compression type rotary compressor, manufacturing method thereof and displacement ratio setting method
10/27/2010EP2242907A1 Scroll compressor build assembly
10/27/2010EP2242906A1 Scroll compressor with housing shell location
10/27/2010EP2242905A1 Mounting base and scroll compressor incorporating same
10/21/2010US20100266433 Multi-stage dry pump
10/20/2010EP2241758A2 Multistage rotary compressor and refrigeration circuit system
10/20/2010EP2241719A1 Expander-integrated compressor and refrigeration cycle device using the same
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