ClassID:

138799

F02B41/08 - CPC Classification

Classification description:

Engines characterised by special means for improving conversion of heat or pressure energy into mechanical power; Engines with prolonged expansion in compound cylinders Two-stroke compound engines

Recent Application in this class:
#1
20220243647
2022-08-04

Combustion engine

#2
20200232397
2020-07-23

Method for controlling an internal combustion engine system

#3
20180023465
2018-01-25

Split cycle engine

#4
20170167366
2017-06-15

Internal combustion engine

#5
20160237886
2016-08-18

INTERNAL COMBUSTION ENGINES

#6
20160222873
2016-08-04

Reciprocating internal combustion engine

#7
20150275747
2015-10-01

Exhaust compound internal combustion engine with controlled expansion

#8
20150167548
2015-06-18

Internal combustion engines

#9
20150090224
2015-04-02

Reciprocating internal combustion engine

#10
20140123958
2014-05-08

Piston compound internal combustion engine with expander deactivation

#11
20120260627
2012-10-18

Internal combustion engine with emission treatment interposed between two expansion phases

#12
20120017860
2012-01-26

Pressure balanced engine valves

#13
20110303167
2011-12-15

INTERNAL COMBUSTION ENGINE

#14
20100018480
2010-01-28

Two-stage-coordination type eight-stroke engine

#15
20100018479
2010-01-28

Eight-stroke engine with coordination pressure management system

#16
20100012082
2010-01-21

Swirl-injection type eight-stroke engine

#17
20100012058
2010-01-21

Variable coordination volume type eight-stroke engine

#18
20090314233
2009-12-24

Valve assembly and method for high temperature internal combustion engines

#19
20090255506
2009-10-15

Rotary internal combustion engine

#20
20090223482
2009-09-10

METHOD FOR IMPROVING AN INTERNAL COMBUSTION ENGINE

#21
20090165754
2009-07-02

Two-stroke opposed cylinder internal combustion engine with integrated positive displacement supercharger and regenerator

#22
20090049822
2009-02-26

Method, apparatus and system for thermal regeneration

#23
20090044778
2009-02-19

Pressure balanced engine valves

#24
20060011154
2006-01-19

Split-cycle engine with dwell piston motion

#25
20050016475
2005-01-27

Split-cycle engine with dwell piston motion