ClassID:

142991

F04B39/062 - 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 injecting a liquid in the gas to be compressed

Recent Application in this class:
#1
20260078747
2026-03-19

COMPRESSOR OIL INJECTION COOLING

#2
20250243855
2025-07-31

SINGLE STAGE RECIPROCATING PISTON COMPRESSOR WITH COOLING

#3
20250146486
2025-05-08

METHOD FOR CONTROLLING A FIRST REFERENCE TEMPERATURE IN A DEVICE FOR COMPRESSING GAS

#4
20240376878
2024-11-14

ASSEMBLY FOR COMPRESSING GAS, METHOD FOR COOLING, AND USE OF SUCH AN ASSEMBLY

#5
20240295214
2024-09-05

METHOD FOR HEAT RECOVERY IN A COMPRESSOR AND A COMPRESSOR

#6
20240084765
2024-03-14

Compression emissions evacuator

#7
20210190060
2021-06-24

Liquid-cooled type compressor having first and second nozzle injection ports with different characteristics

#8
20200325884
2020-10-15

Centrifugal compressor with piston intensifier

#9
20200240415
2020-07-30

Oil feed type air compressor

#10
20190249660
2019-08-15

Method for controlling the outlet temperature of an oil injected compressor or vacuum pump and oil injected compressor or vacuum pump implementing such method

#11
20190063461
2019-02-28

Refrigerant gas cooling of motor and magnetic bearings

#12
20180320679
2018-11-08

Green communities

#13
20180094626
2018-04-05

COMPRESSOR DRIVING MOTOR AND COOLING METHOD FOR SAME

#14
20180017062
2018-01-18

Compressor system and lubricant control valve to regulate temperature of a lubricant

#15
20170328586
2017-11-16

Refrigeration cycle apparatus

#16
20170016435
2017-01-19

Reciprocating compressor and hydrogen supply system

#17
20170002803
2017-01-05

STATIC LIQUID PISTON COMPRESSOR AND EXPANDER SYSTEMS AND METHODS FOR SAME

#18
20160258655
2016-09-08

Cooling circuit having a gas discharge unit removing gaseous refrigerant from a compressor feed line

#19
20150198185
2015-07-16

Compressed gas energy storage system

#20
20150030468
2015-01-29

Compressor device and method for controlling such a compressor device

#21
20150023818
2015-01-22

Air compression system and cooling structure thereof

#22
20140271257
2014-09-18

NATURAL GAS COMPRESSING AND REFUELING SYSTEM AND METHOD

#23
20130098027
2013-04-25

Compressed gas energy storage system

#24
20120315158
2012-12-13

Method for intelligent control of a compressor system with heat recovery

#25
20120267075
2012-10-25

COOLING SYSTEM FOR RECIPROCATING COMPRESSORS AND A RECIPROCATING COMPRESSOR

#26
20110203304
2011-08-25

HEAT PUMP UNIT AND RECIPROCATING COMPRESSOR FOR REFRIGERANT

#27
20100233004
2010-09-16

Air compressor of water injection type

#28
20100068085
2010-03-18

Reciprocating Compressor for Refrigerator

#29
20100008823
2010-01-14

Method and device for disinfecting grounds by generating humidified hot compressed air

#30
20080089795
2008-04-17

Water-injected compressor

#31
20070113583
2007-05-24

Compressor for refrigeratory equipment

#32
20060269424
2006-11-30

Vacuum pump