| Patents for F04B 39 - Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups (22,436) |
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| 09/05/2013 | US20130230414 Air pump for measuring an air pressure |
| 09/05/2013 | DE102012201240A1 Fuel pump e.g. high-pressure fuel pump for direct fuel injection internal combustion engine of motor car, has sealing lips that are arranged in axial direction of seal portion and provided with axial interruptions |
| 09/04/2013 | EP2634427A1 Inverter-integrated electric compressor |
| 09/04/2013 | CN203175807U Turbocharging type air compressing device |
| 09/04/2013 | CN203175805U Device for improving output pressure of air compression station stably |
| 09/04/2013 | CN203175804U Compressor cover shell of vehicle-mounted refrigerator |
| 09/04/2013 | CN203175803U High-pressure-side cylinder sleeve of compressor |
| 09/04/2013 | CN203175802U Compressor air valve assembly |
| 09/04/2013 | CN203175801U Air valve assembly of compressor |
| 09/04/2013 | CN203175800U Lubricating oil heating device used for reciprocating piston-type compressor |
| 09/04/2013 | CN203175799U Oil-gas separating device of vacuum pump |
| 09/04/2013 | CN203175798U Variable-displacement vehicle air condition compressor oil way structure |
| 09/04/2013 | CN203175797U Lightweight energy-saving air compressor |
| 09/04/2013 | CN203175796U Oil-free piston compressor for medical vaporizer |
| 09/04/2013 | CN203175795U Heat recycling system of air compressor |
| 09/04/2013 | CN203175794U Oil field CO2 compressor acid liquid discharging device |
| 09/04/2013 | CN203175793U Waste heat recovery structure of air compressor |
| 09/04/2013 | CN203175792U Compressor intensification frequency converter mounting structure |
| 09/04/2013 | CN203175791U Waste heat recovery device for water-cooled air compressor |
| 09/04/2013 | CN203175790U Reverse-stage-difference split-type cylinder piston |
| 09/04/2013 | CN203175789U Stage difference type cylinder balance chamber gas recycling system |
| 09/04/2013 | CN203175788U Exhaust device of cylinder |
| 09/04/2013 | CN103282663A Automatic drain system to be employed in compressed air tank for pneumatic device |
| 09/04/2013 | CN103282661A 制冷剂压缩机 A refrigerant compressor |
| 09/04/2013 | CN103282660A 电动压缩机 Electric compressor |
| 09/04/2013 | CN103282659A 电动压缩机 Electric compressor |
| 09/04/2013 | CN103282658A Mounting arrangement for a suction muffler in a linear motor compressor |
| 09/04/2013 | CN103282657A Check valve and variable capacity compressor using same |
| 09/04/2013 | CN103282656A Double-acting refrigeration compressor |
| 09/04/2013 | CN103282653A Piston pump having a holder |
| 09/04/2013 | CN103277286A Air compressor heat energy recovery equipment |
| 09/04/2013 | CN103277285A Dedicated piston assembly for reciprocating piston type gas compressor |
| 09/04/2013 | CN103277283A Bubble pump and application of bubble pump |
| 09/04/2013 | CN102410627B Cooling water heater |
| 09/03/2013 | US8523541 Plastic element, piston pump, and assembly method |
| 09/03/2013 | US8523015 Reciprocating pump with reduced noise level |
| 08/29/2013 | WO2013126113A1 Rotating compressor valve |
| 08/29/2013 | US20130224051 Compressor and vacuum machine |
| 08/28/2013 | EP2631489A1 Compressor |
| 08/28/2013 | EP2631487A1 Vacuum pump |
| 08/28/2013 | EP2631485A1 Compressor oil sump heater |
| 08/28/2013 | EP2631483A1 Hermetically sealed electric motor compressor |
| 08/28/2013 | EP2631312A1 Magnesium-alloy member, compressor for use in air conditioner, and method for manufacturing magnesium-alloy member |
| 08/28/2013 | CN203161535U Compressor system |
| 08/28/2013 | CN203161502U Double-air-suction efficient air pump |
| 08/28/2013 | CN203161497U Air compressor provided with filtering device at air outlet |
| 08/28/2013 | CN203161496U Exhaust pipe structure for reducing oil extraction rate of inverter compressor |
| 08/28/2013 | CN203161495U Inverted stage differential type cylinder body |
| 08/28/2013 | CN203161494U Miniature integrated type air pressure increasing valve |
| 08/28/2013 | CN203161493U Low-pressure suction and exhaust valve for intermediate-pressure compressor |
| 08/28/2013 | CN203161492U Spraying type gas compressor with air cylinder therein |
| 08/28/2013 | CN203161491U Gas cooling system of balance cavity of natural gas compressor |
| 08/28/2013 | CN203161490U Compressor high-pressure packing oil-cooling structure |
| 08/28/2013 | CN203161489U Multi-position holding device and blast pump with same |
| 08/28/2013 | CN203161488U Mass flow liquefied natural gas delivering reciprocating pump |
| 08/28/2013 | CN203161487U Novel air pump rock arm |
| 08/28/2013 | CN203161486U Compressor foot gaskets and fastening device used for fastening compressor on chassis |
| 08/28/2013 | CN203161485U Silencer for vacuum pump |
| 08/28/2013 | CN203161484U Heat energy application system of air compressor |
| 08/28/2013 | CN203161483U Vibration damping device used for compressor pipes |
| 08/28/2013 | CN203161482U Compressor pump plunger |
| 08/28/2013 | CN203161481U Handle structure of manual aerifying and deflating pump |
| 08/28/2013 | CN203161480U Air compressor waste heat recovery system |
| 08/28/2013 | CN203161479U Driving structure used for refrigerating machine type cryopump |
| 08/28/2013 | CN203161478U Inverted differential air cylinder piston |
| 08/28/2013 | CN103270314A Quick-release vacuum pump |
| 08/28/2013 | CN103270301A 制冷剂压缩机 A refrigerant compressor |
| 08/28/2013 | CN103270300A Motor pump unit for a high-ressure cleaning device, and high-<wbr/>pressure cleaning device |
| 08/28/2013 | CN103267004A Security automobile air compressor |
| 08/28/2013 | CN102251953B Pump body structure of compressor and compressor with same |
| 08/28/2013 | CN101737331B Integral structure of liquid reservoir and oil separator of compressor |
| 08/28/2013 | CN101737329B Compact structure of liquid reservoir and oil separator of compressor |
| 08/27/2013 | US8517697 Sealed compressor and refrigeration device |
| 08/21/2013 | EP2629412A1 Inverter module and inverter integrated motor-driven compressor |
| 08/21/2013 | EP2629029A1 Heat pump device, heat pump system, and method for controlling three-phase inverter |
| 08/21/2013 | EP2628950A1 Hermetically enclosed rotary compressor and refrigeration cycle device |
| 08/21/2013 | EP2628949A1 Electric compressor |
| 08/21/2013 | EP2627852A1 Bearing systems containing diamond enhanced materials and downhole applications for same |
| 08/21/2013 | CN203146282U Device for obtaining residual oil inside compressor |
| 08/21/2013 | CN203146281U Hydraulic reciprocating compressor cooling system |
| 08/21/2013 | CN203146280U Automatic compensation system of lubricating oil of compressor |
| 08/21/2013 | CN203146279U Oil-taking structure of air compressor |
| 08/21/2013 | CN203146278U Coach air condition compressor |
| 08/21/2013 | CN203146277U Air-intake air-exhaust buffering system used for natural gas compressor |
| 08/21/2013 | CN203146276U Movable air compressor |
| 08/21/2013 | CN203146275U Crank shaft for frequency-changing refrigerator compressor |
| 08/21/2013 | CN203146274U Powerful air charging pump |
| 08/21/2013 | CN203146273U Silencing cover of mass-spectrum mechanical pump |
| 08/21/2013 | CN203146272U Pressure adjusting system of compressor |
| 08/21/2013 | CN203146271U Integrated automobile air compressor |
| 08/21/2013 | CN203146270U Anti-leakage device of gas pressurizing machine |
| 08/21/2013 | CN203146269U Gas supplying device for dry gas sealing of compressor |
| 08/21/2013 | CN203139831U Air inlet filtration silencer |
| 08/21/2013 | CN103261696A 压缩机 Compressor |
| 08/21/2013 | CN103261690A Thermodynamic system provided with a plurality of compressors |
| 08/21/2013 | CN103261689A Compressor for refrigeration and air-conditioning, and refrigerating and air-conditioning apparatus |
| 08/21/2013 | CN103261688A Compressor |
| 08/21/2013 | CN103260914A Compressed air supply installation and pneumatic system |
| 08/21/2013 | CN103256208A Air valve connector for connecting different valves |
| 08/21/2013 | CN103256207A Piston type refrigerating compressor, cylinder head assembly thereof and valve plate thereof |