F01B31/28 - CPC Classification Index

ClassID:

136538 ⎘

F01B31/28 - CPC Classification

Classification description:

Component parts, details, or accessories not provided for in, or of interest apart from, other groups; Other component parts, details, or accessories, peculiar to steam engines Cylinders or cylinder covers

Recent Application in this class:

20210215045

2021-07-15

Systems and methods for a piston engine including a recirculating system using supercritical carbon dioxide

20210071529

2021-03-11

Systems and methods for a piston engine including a recirculating system using supercritical carbon dioxide

20200049009

2020-02-13

Closed cycle engine power structure and power generation method

20180058218

2018-03-01

Safety Hydraulic Dump for a Cryogenic Pump

20180056501

2018-03-01

Attitude-supporting apparatus of wearable robot and attitude-supporting method using the same

20180051693

2018-02-22

Sliding component and method for producing the same

20170288502

2017-10-05

Actuator exhaust fluid energy harvester

20170112046

2017-04-27

Computer controlled hydraulic bleed sequence

20170058701

2017-03-02

Parallel motion heat energy power machine and working method thereof

#10

20160273531

2016-09-22

CYLINDER BLOCK ASSEMBLY FOR HYDRAULIC UNIT

#11

18238945

2024-12-31

Composite actuator systems and methods of making the same

#12

15376024

2018-02-27

Radial crank external heated engine

#13

15077576

2017-11-28

High efficiency steam engine and steam expander