F01C21/002 - CPC Classification Index

ClassID:

136711 ⎘

F01C21/002 - CPC Classification

Classification description:

Component parts, details or accessories not provided for in groups - ; Injection of a fluid in the working chamber for sealing, cooling and lubricating with control systems for the injection of the fluid

Recent Application in this class:

20210207482

2021-07-08

Gas expansion device and method for expanding gas

20190316585

2019-10-17

Liquid-injected compressor or expander element and method for controlling the liquid injection of a compressor or expander device

20180223666

2018-08-09

Expansion system

20130098100

2013-04-25

Refrigeration compressor that maintains a satisfactory oil level

20120230857

2012-09-13

Water injection type screw fluid machine

20110293441

2011-12-01

MULTIPHASE PUMP FLOW RECIRCULATION SYSTEM