F04C2210/12 - CPC Classification Index

ClassID:

143734 ⎘

F04C2210/12 - CPC Classification

Classification description:

Fluid auxiliary

Sub-classes:

F04C2210/122 » Nitrogen (N) 0
F04C2210/124 » Sodium (Na) 0
F04C2210/126 » Tin 0
F04C2210/128 » Water 4

Recent Application in this class:

20230184250

Rotary compressor

20190286174

Closed circulation system for production of a polymer solution and improving operating efficiency of a gas drainage pump used in a coal mine

20130020070

Oil well pump apparatus

20090016899

Oil well pump apparatus

20070269309

Method for operating a liquid ring compressor