| 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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| 06/26/2013 | CN101769244B Movement mechanism of variable-displacement compressor |
| 06/25/2013 | US8469679 Sealed type rotary compressor |
| 06/25/2013 | US8469678 Constant temperature circulator |
| 06/20/2013 | WO2013090698A1 Valve activation in compressed-gas energy storage and recovery systems |
| 06/20/2013 | WO2013089296A1 Input/output pipe reinforcing device for vehicle compressor |
| 06/20/2013 | WO2013088732A1 Compressor |
| 06/20/2013 | WO2013087615A1 Automatic valve with interchangeable seat plate |
| 06/20/2013 | WO2013086592A1 Acoustic filter for compressor |
| 06/20/2013 | WO2012140590A3 Enclosure for devices of the type of electric power generating sets, internal combustion engines, air compressors and the like with high acoustic insulation |
| 06/20/2013 | US20130156614 Sound enclosure for enclosing a compressor assembly |
| 06/20/2013 | US20130156613 High performance electronic stability control pump assembly |
| 06/20/2013 | US20130156607 Compressor protection and diagnostic system |
| 06/20/2013 | DE102011121055A1 Multistage compressor i.e. two-stage compressor, for pneumatic spring system of passenger car, has common electrical drive unit with common drive shaft for driving both compaction stages, and rotor arranged coaxial to drive shaft |
| 06/20/2013 | CA2857556A1 Automatic valve with interchangeable seat plate |
| 06/20/2013 | CA2798261A1 Methods and devices for constructively using the pressure pulsations in reciprocating compressors installations |
| 06/19/2013 | EP2604889A1 Crank circular sliding block mechanism, parts thereof, and equipment therefrom |
| 06/19/2013 | CN203009244U Vacuum refrigerating composite equipment |
| 06/19/2013 | CN203009242U Combination device for piston-type electronic vacuum pump body and nozzle |
| 06/19/2013 | CN203009241U Compression ring assembly and detection combined device for piston-type electronic vacuum pump |
| 06/19/2013 | CN203009240U Sealing structure of low pressure compressor air valve cover |
| 06/19/2013 | CN203009239U Compressor shell body |
| 06/19/2013 | CN203009238U Air intake pipe of compressor |
| 06/19/2013 | CN203009237U Self-checking-temperature type compressor cylinder |
| 06/19/2013 | CN203009236U Air suction valve for reciprocating piston air compressor |
| 06/19/2013 | CN203009235U Efficient and energy-saving air valve with long service life used for air compressor |
| 06/19/2013 | CN203009234U Oil temperature cooling mechanism of air compressor |
| 06/19/2013 | CN203009233U Air compressor lubricating oil cooler switching device |
| 06/19/2013 | CN203009232U Lubrication system of natural gas compressor |
| 06/19/2013 | CN203009231U Large compressor air cylinder CO seal structure |
| 06/19/2013 | CN203009230U Low pressure compressor air valve cover |
| 06/19/2013 | CN203009229U Non-threaded connection structure of compressor piston rod and cross head |
| 06/19/2013 | CN203009228U Connection structure of compressor piston rod and cross head |
| 06/19/2013 | CN203009227U Oil free structured piston of compressor |
| 06/19/2013 | CN203009226U Hydraulic pressure drawing piston rod of compressor |
| 06/19/2013 | CN203009225U CO sealing structure of intermediate cylinder of compressor |
| 06/19/2013 | CN203009224U Piston rod of crosshead of compressor |
| 06/19/2013 | CN203009223U Decompression and stable air intake system for natural gas compressor |
| 06/19/2013 | CN203009222U Circumferentially water-flowing cooling packing |
| 06/19/2013 | CN203009221U Piston rod component with locking device |
| 06/19/2013 | CN203009220U Detachable rack for pneumatic press |
| 06/19/2013 | CN203009219U Compression device for frequency conversion control |
| 06/19/2013 | CN203009218U Air purification and drainage device for air compressor |
| 06/19/2013 | CN203009217U Single cylinder compressor structure |
| 06/19/2013 | CN203009216U Closed type single cylinder refrigeration compressor |
| 06/19/2013 | CN203009215U Novel silencer for compressor |
| 06/19/2013 | CN203009214U Liner structure for compressor anti-collision device and anti-collision device |
| 06/19/2013 | CN203009210U Pedal inflating device |
| 06/19/2013 | CN203009209U Stepping-type inflator and footboard fixing device thereof |
| 06/19/2013 | CN203002112U Air filter |
| 06/19/2013 | CN103168174A Compressor |
| 06/19/2013 | CN103161716A Multi-cylinder circumferential layout reciprocating pump non-valve flow allocation method |
| 06/19/2013 | CN103161715A Sound enclosure for enclosing a compressor assembly |
| 06/19/2013 | CN103161714A Apparatus for fluid circulation |
| 06/19/2013 | CN103161713A Electric compressor |
| 06/19/2013 | CN103161712A Double-functional thermo-acoustic compressor system |
| 06/19/2013 | CN101821505B Vibration protection in variable speed compressor |
| 06/19/2013 | CN101238293B A compressor |
| 06/18/2013 | US8465265 System and method for cooling a compressor motor |
| 06/18/2013 | US8465133 Ink pump with fluid and particulate return flow path |
| 06/13/2013 | WO2013084909A1 Gas control apparatus |
| 06/13/2013 | WO2012174627A3 Connecting rod/piston arrangement for alternative compressor and process for assembling connecting rod/piston arrangement for alternative compressor |
| 06/12/2013 | EP2601412A2 Pump |
| 06/12/2013 | CN202992429U Connection hose of air pump |
| 06/12/2013 | CN202992065U Automobile air-conditioner and compressor belt tensioning mechanism thereof |
| 06/12/2013 | CN202991413U Compressor drying filter |
| 06/12/2013 | CN202991412U Blast strainer for mine air compressor |
| 06/12/2013 | CN202991411U Unloading non-return valve for shot blasting machine dust collector |
| 06/12/2013 | CN202991410U Automatic check valve for vacuum pump |
| 06/12/2013 | CN202991409U Improved structure of pressure release valve |
| 06/12/2013 | CN202991408U Air valve of reciprocating air compressor |
| 06/12/2013 | CN202991407U Energy-saving one-way air-exhaust valve of automobile air compressor |
| 06/12/2013 | CN202991406U Lubricating oil cooler for mine air compressor |
| 06/12/2013 | CN202991405U Air compressor with oil-injection-preventing breather |
| 06/12/2013 | CN202991404U Impact oil-gas separation respirator |
| 06/12/2013 | CN202991403U Pressure lubrication device of compressor |
| 06/12/2013 | CN202991402U Butt joint type seven-turn crankshaft |
| 06/12/2013 | CN202991401U Sloping cam plate provided with wear-resistant coating and oil hole or oil groove |
| 06/12/2013 | CN202991400U Gas-liquid separation device for piston type compressor |
| 06/12/2013 | CN202991399U Gas-liquid separation device for piston type compressor |
| 06/12/2013 | CN202991398U Gas-liquid separation device for piston type compressor |
| 06/12/2013 | CN202991397U Silencer of compressor and compressor with same |
| 06/12/2013 | CN202991396U Connecting rod of freezer compressor |
| 06/12/2013 | CN202991395U Compressor sealing structure |
| 06/12/2013 | CN202991394U Air compressor waste heat recovery system |
| 06/12/2013 | CN202991393U Exhaust structure capable of improving energy efficiency of compressor |
| 06/12/2013 | CN202991392U Compressor |
| 06/12/2013 | CN202991391U Air type vacuum pump |
| 06/12/2013 | CN202991390U Inflator |
| 06/12/2013 | CN103154638A Heat pump device, heat pump system, and method for controlling three-phase inverter |
| 06/12/2013 | CN103154532A Ultra high pressure pump |
| 06/12/2013 | CN103154521A Rotary compressor |
| 06/12/2013 | CN103154516A Air compressing device for railway vehicle |
| 06/12/2013 | CN103154515A 电动压缩机 Electric compressor |
| 06/12/2013 | CN103154514A A compressor for a vehicle |
| 06/12/2013 | CN103147965A Single-stage multi-head diaphragm type gas pump |
| 06/12/2013 | CN103147960A Compressor with dual-chamber oil-scraping device |
| 06/12/2013 | CN103147959A Oil supply device of linear compressor |
| 06/12/2013 | CN103147958A Silencer assembling device |
| 06/12/2013 | CN103147957A Excess heat recovery device for air compressor |
| 06/12/2013 | CN101952591B Valve plate for a compressor, and method for cooling compressed air in a valve plate of a compressor |