| 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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| 06/11/2013 | US8459966 Ram air fan motor cooling |
| 06/11/2013 | US8459965 Production tubing member with auxiliary conduit |
| 06/11/2013 | US8459963 Screw compressor pulsation damper |
| 06/11/2013 | CA2503917C Apparatus and method for reducing gas lock in downhole pumps |
| 06/06/2013 | WO2012074107A9 Swash plate for swash plate compressor |
| 06/06/2013 | US20130142673 Mechanism and arrangement for static and dynamic adjustment of submersible pumps associated with a floating platform |
| 06/05/2013 | CN202977755U Terminal block and compressor |
| 06/05/2013 | CN202971159U Single-way valve plate |
| 06/05/2013 | CN202971118U Air duct for air compressor |
| 06/05/2013 | CN202971117U Unloading valve for unloading load system in automobile air compressor |
| 06/05/2013 | CN202971116U Unloading valve used for inner unloading load system in auto air compressor |
| 06/05/2013 | CN202971115U Emptying valve on air compressor |
| 06/05/2013 | CN202971114U Water circulating type cooling device of vacuum pump |
| 06/05/2013 | CN202971113U Air cooling device on air compressor |
| 06/05/2013 | CN202971112U Cooling device on air compressor |
| 06/05/2013 | CN202971111U Air compressor cooling water recycling device |
| 06/05/2013 | CN202971110U Energy saving device for compressor |
| 06/05/2013 | CN202971109U Twin-stage oil plug compressor |
| 06/05/2013 | CN202971108U Cooling system for air compressor head |
| 06/05/2013 | CN202971107U Oil-backflow prevention device used for slide-valve vacuum pump |
| 06/05/2013 | CN202971106U Circulating liquid-cooled oil wiper |
| 06/05/2013 | CN202971105U Oil scraping ring with double oil return grooves |
| 06/05/2013 | CN202971104U Liquid accumulator oil return device to solve poor lubrication of compressor of machine house air conditioner |
| 06/05/2013 | CN202971103U Inflator handle with storage device |
| 06/05/2013 | CN202971102U Foldable inflator base seat |
| 06/05/2013 | CN202971101U Inflator base with pressure gauge |
| 06/05/2013 | CN202971100U Piston type refrigerating compressor |
| 06/05/2013 | CN202971099U Automatic blowdown valve on air compressor |
| 06/05/2013 | CN202971098U Piston type negative pressure pump capable of finely adjusting negative pressure value |
| 06/05/2013 | CN202971097U Mounting bracket for compressor |
| 06/05/2013 | CN202971096U Automatic pressure-adjusting device for vacuum pump |
| 06/05/2013 | CN202971095U Partition plate and internal intubation tube structure of air suction silencer for compressor |
| 06/05/2013 | CN202971092U 电泵 Pump |
| 06/05/2013 | CN202971091U Piston type supercharge compressor used for coke oven tail gas recycling |
| 06/05/2013 | CN202971088U Inflator handle with barometer |
| 06/05/2013 | CN202971087U Inflator base with foldable barometer seat |
| 06/05/2013 | CN202971086U Football inflator |
| 06/05/2013 | CN202971085U Suction pump |
| 06/05/2013 | CN202971081U Vertical type reciprocating piston type nitrogen booster compressor |
| 06/05/2013 | CN202962117U System for recycling oil in vacuum pump |
| 06/05/2013 | CN103140681A Electric compressor |
| 06/05/2013 | CN103133321A Air pressure system maintenance early warning device and method thereof |
| 06/05/2013 | CN103133299A Jet pump differential pressure device for horizontal type compressor |
| 06/05/2013 | CN103133298A Oxygen compressor sound insulation cover |
| 06/05/2013 | CN103133297A Electromagnetic vacuum pump |
| 06/05/2013 | CN103132073A Sliding part and surface treatment method of sliding part |
| 06/05/2013 | CN102162440B 一种空气压缩机 An air compressor |
| 06/05/2013 | CN102032150B Dual-air tap inflating joint capable of improving air leakage |
| 06/05/2013 | CN101968048B Miniature air pump and one-way valve for same |
| 06/05/2013 | CN101878368B Seal structure and compressor |
| 06/05/2013 | CN101278126B 压缩机单元 Compressor unit |
| 06/04/2013 | US8454329 Sealed terminal device for motor-driven compressor |
| 05/30/2013 | WO2013075197A1 Linear driving unit with a resonant spring and a deformation control device |
| 05/30/2013 | WO2013029133A4 Linear compressor based on resonant oscillating mechanism |
| 05/30/2013 | US20130136626 Screw compressor with muffle structure and rotor seat thereof |
| 05/30/2013 | US20130136625 Pump Adapted to be Operably Moved or to Use High-Pressure Air Cartridge to Inflate Object |
| 05/29/2013 | DE102008014205B4 Integrierter Katalysator Integrated catalyst |
| 05/29/2013 | CN202954944U Double-acting series-connection air cylinder of air compressor used for bottle blowing |
| 05/29/2013 | CN202954943U Upper cover of compressor |
| 05/29/2013 | CN202954942U System for performing constant-temperature protection on lubricating oil by hot water unit of air compressor |
| 05/29/2013 | CN202954941U Automatic pressure relief device for humidifier |
| 05/29/2013 | CN202954940U Head of compressor |
| 05/29/2013 | CN202954939U 空压机 Air Compressor |
| 05/29/2013 | CN202954938U Waste heat recovery device of air-cooling type air compressor |
| 05/29/2013 | CN103122847A Dust-resistant air valve |
| 05/29/2013 | CN103122846A Mounting arrangement for the energizing cables of an electric motor of a refrigeration compressor |
| 05/29/2013 | CN103122845A Displacement control valve |
| 05/29/2013 | CN103122844A Compression apparatus |
| 05/29/2013 | CN103122843A High-efficiency cooling padding assembly |
| 05/29/2013 | CN103122842A Refrigerant compressor |
| 05/29/2013 | CN103122841A Nitrogen compressor piston rod oil wiper |
| 05/29/2013 | CN103122840A Axial seal ring of air compressor piston rod |
| 05/29/2013 | CN103122836A 压缩机 Compressor |
| 05/29/2013 | CN101592139B Refrigerator compressor |
| 05/29/2013 | CN101435426B Compressor with flow control sensor |
| 05/29/2013 | CN101006274B Compressor |
| 05/23/2013 | WO2013074100A1 Quick release pump clamp |
| 05/23/2013 | WO2013071386A1 Sealing glove for a cylinder of a compressor, compressor and cooling appliance |
| 05/23/2013 | WO2013071385A1 Restrictor and production process of a fluid leakage restrictor for aerostatic bearings |
| 05/23/2013 | WO2013071384A1 Piston cylinder arrangement of an aerostatic liner compressor |
| 05/23/2013 | WO2013071383A1 Flow restrictor and gas compressor |
| 05/23/2013 | US20130129546 Compressor |
| 05/22/2013 | EP2594795A1 Device for compressing a gas or a fluid comprising gaseous and liquid components, and a submarine boat containing such a device |
| 05/22/2013 | EP2594793A2 Compressor |
| 05/22/2013 | EP2594792A1 Linear compressor |
| 05/22/2013 | CN202946351U Shaded pole motor compressor kirsite end cover |
| 05/22/2013 | CN202946350U Smart oil level controller |
| 05/22/2013 | CN202946349U Seal structure of vacuum pump body |
| 05/22/2013 | CN202946348U Piston of compressor |
| 05/22/2013 | CN202946347U Base seat structure of compressor |
| 05/22/2013 | CN202946346U Crank shaft structure of compressor |
| 05/22/2013 | CN202946345U Vacuum pump shell body structure |
| 05/22/2013 | CN202946344U Silencer structure for vacuum pump |
| 05/22/2013 | CN202946343U Novel oil-free compressor |
| 05/22/2013 | CN202946342U Oil-free compressor |
| 05/22/2013 | CN202946341U Inflator |
| 05/22/2013 | CN202946339U Compressor and rotating assembly thereof |
| 05/22/2013 | CN202946338U Oblique disc type air condition compressor |
| 05/22/2013 | CN103119842A Motor driven compressor |
| 05/22/2013 | CN103119298A Seal cap |