ClassID:

142992

F04B39/064 - CPC Classification

Classification description:

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 -; Cooling; Heating; Prevention of freezing Cooling by a cooling jacket in the pump casing

Recent Application in this class:
#1
20240384710
2024-11-21

INSTALLATION FOR PUMPING CRYOGENIC FLUID AND FILLING STATION COMPRISING SUCH AN INSTALLATION

#2
20240344510
2024-10-17

Conveying Device with Bellows and Cooling Device

#3
20230318393
2023-10-05

System comprising a cooling device for a machine enclosed in a pressurized casing

#4
20230272790
2023-08-31

OIL FREE THREE-STAGE RECIPROCATING COMPRESSOR AND CO2 SYSTEM COMPRISING SUCH A COMPRESSOR

#5
20220242199
2022-08-04

Fluid machine

#6
20220213880
2022-07-07

Methods and systems for cooling a vacuum pump

#7
20220178360
2022-06-09

Reciprocating compressor

#8
20210215144
2021-07-15

Compressor

#9
20210190058
2021-06-24

Cryopump

#10
20210190056
2021-06-24

Air compressors for use with a vehicle

#11
20210189307
2021-06-24

Oval-shaped metal tank systems

#12
20210138511
2021-05-13

Pump assembly and high-pressure cleaning apparatus

#13
20210079907
2021-03-18

SHAFT-CYLINDER ASSEMBLY FOR HIGH TEMPERATURE OPERATION

#14
20210033086
2021-02-04

Methods and systems for cooling a vacuum pump

#15
20200325882
2020-10-15

System and method for multi-level vacuum generation and storage

#16
20200284248
2020-09-10

Shaft-cylinder assembly for high temperature operation

#17
20200240414
2020-07-30

Pump cooling systems

#18
20200240402
2020-07-30

Cylindrical magnetic coupling with alternating polarity

#19
20200122084
2020-04-23

Multi-stage compression and component removal

#20
20190376501
2019-12-12

Cylinder head assembly for reciprocating compressor

#21
20190226729
2019-07-25

Cooling system for air conditioner

#22
20190195213
2019-06-27

Electric driven gas booster

#23
20190195212
2019-06-27

Electric compressor

#24
20190145395
2019-05-16

Method of Construction for High Cycle Fatigue Resistant Pressure Vessels in Hydrogen Service

#25
20190003468
2019-01-03

Portable pump

#26
20180266407
2018-09-20

Housing having a cylindrical insert sealed against the housing

#27
20180087493
2018-03-29

Compression unit for a volumetric compressor without lubrification

#28
20170218934
2017-08-03

Crankcase assembly for a reciprocating machine

#29
20170184087
2017-06-29

Multi-stage piston compressor having an outer cooling air conduction system

#30
20170152842
2017-06-01

Cylinder Head For A Compressor With Particularly Efficient Air Cooling

#31
20170130720
2017-05-11

Liquid-cooled compressor and method for operating same

#32
20170122302
2017-05-04

Cylinder head assembly for reciprocating compressor

#33
20170058889
2017-03-02

Lightweight compressor crankcase assembly and method

#34
20160274071
2016-09-22

Liquid carbon dioxide delivery pump, and supercritical fluid chromatograph provided with the same

#35
20160265818
2016-09-15

Efficient chiller for a supercritical fluid chromatography pump

#36
20160265524
2016-09-15

High-pressure air pump

#37
20160222955
2016-08-04

Pump for cryogenic liquids having temperature managed pumping mechanism

#38
20160177936
2016-06-23

System and method for reducing at least one of airflow turbulence and pressure fluctuation proximate a valve

#39
20150345486
2015-12-03

Oil-free air compressor having vented cylinder supports

#40
20150275884
2015-10-01

Gas discharge system for a refrigeration compressor and a refrigeration compressor

#41
20150275883
2015-10-01

Thermal insulation system for the discharge of gas in a refrigeration compressor

#42
20150198185
2015-07-16

Compressed gas energy storage system

#43
20150167663
2015-06-18

Compressor for a vehicle air supply system

#44
20150059569
2015-03-05

COMPRESSION APPARATUS

#45
20150023818
2015-01-22

Air compression system and cooling structure thereof

#46
20140356196
2014-12-04

Natural gas compressor

#47
20140216262
2014-08-07

Reciprocating pump and oxygen concentrator

#48
20140208938
2014-07-31

Cylinder head for a two-stage reciprocating piston compressor

#49
20140190183
2014-07-10

Efficient chiller for a supercritical fluid chromatography pump

#50
20140154112
2014-06-05

Motor-pump unit

#51
20130108487
2013-05-02

Air-cooled reciprocating compressor having special cooling air conduction

#52
20130087233
2013-04-11

Hollow valve plate

#53
20130058817
2013-03-07

SURFACE HEAT EXCHANGER FOR COMPRESSIBLE FLUID ALTERNATIVE VOLUMETRIC MACHINES

#54
20120308414
2012-12-06

INVERTER-INTEGRATED ELECTRIC COMPRESSOR

#55
20120195772
2012-08-02

Motor pump unit

#56
20120034111
2012-02-09

Motor pump unit

#57
20120034110
2012-02-09

VACUUM PUMP HOUSING AND SET OF COOLING ELEMENTS FOR A VACCUM PUMP HOUSING

#58
20110123367
2011-05-26

Device for Operating an Auxiliary Assembly of a Vehicle, in Particular of a Utility Vehicle

#59
20110052430
2011-03-03

FLUID MACHINE

#60
20100303658
2010-12-02

Water-Cooled Oil-Free Air Compressor

#61
20100089062
2010-04-15

Cao heat engine and refrigerator

#62
20100074779
2010-03-25

Air compressor having a cast aluminum crankcase

#63
20090269224
2009-10-29

Submersible pumping system with heat transfer mechanism

#64
20090071324
2009-03-19

Water-cooled piston compressor

#65
20080260561
2008-10-23

Hermetic compressor with internal thermal insulation

#66
20080196861
2008-08-21

Apparatus For Control of Fluid Temperature

#67
20080168898
2008-07-17

Air compressor

#68
20080148764
2008-06-26

Refrigerator

#69
20080003111
2008-01-03

Portable pneumatic power supply and compressor systems and methods thereof

#70
20070224058
2007-09-27

Linear compressor assembly

#71
20070212236
2007-09-13

Portable air/gas compressor

#72
20060108880
2006-05-25

Linear compressor

#73
20060067839
2006-03-30

Cooling device for piston machinery

#74
20060062681
2006-03-23

Compressor and gas cylinder containment and cooling apparatus

#75
20050180864
2005-08-18

Method and apparatus for compressing a gas to a high pressure

#76
20050106034
2005-05-19

Heat insulating structure of compressor

#77
19070580
2025-06-24

Water cooling device with a shock-absorbing structure