ClassID:

137721

F01M2013/0427 - CPC Classification

Classification description:

Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil; Separating oil and gas with a centrifuge device the centrifuge device having no rotating part, e.g. cyclone

Recent Application in this class:
#1
20220290592
2022-09-15

Blow-by gas treatment apparatus

#2
20210322910
2021-10-21

Air-oil separator

#3
20210231059
2021-07-29

Geared gas turbine engine with oil deaerator

#4
20200386130
2020-12-10

Oil separator

#5
20190224602
2019-07-25

Air-oil separator

#6
20190168146
2019-06-06

Oil separating device

#7
20190160477
2019-05-30

High speed cleaning of a centrifugal separator

#8
20190063330
2019-02-28

GEARED GAS TURBINE ENGINE WITH OIL DEAERATOR

#9
20180238242
2018-08-23

GEARED GAS TURBINE ENGINE WITH OIL DEAERATOR

#10
20180111073
2018-04-26

Oil separator including spiral members defining helical flow paths

#11
20180030868
2018-02-01

Pump device for driving blow-by-gas

#12
20170136394
2017-05-18

Separation device for liquids

#13
20170072352
2017-03-16

Oil separator including spiral members defining helical flow paths

#14
20160245137
2016-08-25

Oil separator

#15
20160208678
2016-07-21

Degas bottle having centrifugal air separator for use in engine cooling system

#16
20160138443
2016-05-19

Oil separator

#17
20160138442
2016-05-19

Crankcase ventilation apparatus

#18
20160108782
2016-04-21

Vibration-type oil separator and blow-by gas recirculation system employing the same

#19
20160076399
2016-03-17

Tank device of an aero engine with an appliance for introducing oil

#20
20160017812
2016-01-21

Geared gas turbine engine with oil deaerator

#21
20150354420
2015-12-10

Blow-by gas recirculation apparatus

#22
20150345351
2015-12-03

Separator

#23
20150337697
2015-11-26

Oil separator

#24
20150300224
2015-10-22

OIL SEPARATOR

#25
20150182891
2015-07-02

Oil separator

#26
20150167515
2015-06-18

High efficiency cyclone oil separator device

#27
20150144091
2015-05-28

Cover assembly

#28
20150059316
2015-03-05

Method for improving fuel efficiency of vehicle and exclusive energy saving and emission reduction device thereof

#29
20150007532
2015-01-08

CYCLONE TYPE OIL SEPARATION DEVICE

#30
20140283689
2014-09-25

Method and device for the decantation of oil contained in a gas stream

#31
20130276743
2013-10-24

Separator wall for a crankcase

#32
20130205726
2013-08-15

Oil mist separator

#33
20130180402
2013-07-18

Deaerator outlet diffuser

#34
20130152796
2013-06-20

Fluid aeration-reduction system

#35
20130056407
2013-03-07

Rotating separator with housing preventing separated liquid carryover

#36
20130032115
2013-02-07

Valve for controlling a gas flow, liquid separator, ventilation system and internal combustion engine comprising such a valve

#37
20120192974
2012-08-02

Continuous supply fluid reservoir

#38
20120181112
2012-07-19

Continuous supply fluid reservoir

#39
20120031276
2012-02-09

Hollow body comprising an integrated oil separator unit

#40
20120023876
2012-02-02

Hollow body having an integrated oil separating device

#41
20120006306
2012-01-12

Housing for an Internal Combustion Engine with a PCV Valve for Crankcase Ventilation, and a Method for Attaching a PCV Valve to a Housing

#42
20110146215
2011-06-23

OIL SEPARATOR

#43
20110108014
2011-05-12

Separator for crank housing ventilation of an internal combustion engine

#44
20110041695
2011-02-24

Cyclone separator device for gas-oil separation

#45
20110030629
2011-02-10

Separator for a crankcase ventilation of an internal combustion engine

#46
20110011380
2011-01-20

Method for functional diagnosis of a separator

#47
20100218682
2010-09-02

Oil separating device, especially for crankcase venting in an internal combustion engine

#48
20100187180
2010-07-29

Method and apparatus for separating air and oil

#49
20100122694
2010-05-20

Oil separation apparatus for blow-by gas

#50
20100101546
2010-04-29

Crankcase vapor purification device

#51
20100065374
2010-03-18

Continuous supply fluid reservoir

#52
20100043763
2010-02-25

Device for separating fluid particles from a gas flow leaking from a crankcase

#53
20090308337
2009-12-17

Adaptive pressure control valve with variable switching point

#54
20090288560
2009-11-26

Device for separating a gas-liquid mixture, in particular during ventilation of a crankcase of an internal combustion engine

#55
20090241919
2009-10-01

Device for separating liquids from gases

#56
20090229585
2009-09-17

Oil separator for blow-by gas

#57
20090126709
2009-05-21

Crankcase vapor purification device

#58
20090126575
2009-05-21

Apparatus for separating oil from blow-by gas of engine

#59
20090120854
2009-05-14

Inertial gas-liquid separator with valve and variable flow actuator

#60
20080149065
2008-06-26

Cylinder head cover for an internal combustion engine

#61
20080135030
2008-06-12

Oil separator insert for a cover of an internal combustion engine

#62
20080127915
2008-06-05

Motor engine family

#63
20080105494
2008-05-08

Adaptive oil separator

#64
20080047505
2008-02-28

Oil separator element

#65
20080029071
2008-02-07

Vapor-liquid separator

#66
20070281205
2007-12-06

Fluid separation device

#67
20070272176
2007-11-29

Cylinder head cover with oil separator

#68
20070163442
2007-07-19

Bubble separator

#69
20070151215
2007-07-05

Oil separator

#70
20070105465
2007-05-10

Watercraft Having a Four Stroke Engine with a Supercharger

#71
20070068465
2007-03-29

Watercraft having a four stroke engine with a supercharger

#72
20060272626
2006-12-07

Apparatus for removing contaminants from crankcase emissions

#73
20060196482
2006-09-07

Blow-by gas and purge gas treating device in intake valve lift variable engine

#74
20060124099
2006-06-15

Oil tank for dry sump engines

#75
20060112941
2006-06-01

Apparatus for controlling cyclone separators

#76
20060107837
2006-05-25

Three-phase cyclonic fluid separator

#77
20060075998
2006-04-13

Oil separator

#78
20060060174
2006-03-23

Oil tank for engine-driven vehicle

#79
20060045764
2006-03-02

Compressor stage separation system

#80
20050279700
2005-12-22

Device for separating liquid components from a gas flow with a cyclone, a tank and a cyclone tank turbulence brake

#81
20050188937
2005-09-01

Cylinder head cover

#82
20050161030
2005-07-28

Apparatus for removing contaminants from crankcase emissions

#83
20050115406
2005-06-02

Electric separator with a rinsing cleaning system

#84
20050103571
2005-05-19

Separating device in a motor vehicle oil circuit

#85
20050005582
2005-01-13

Aerosol separator; and method

#86
15076033
2017-01-03

Breather valve assembly for use in engine cylinder head