F25J3/0446 - CPC Classification Index

ClassID:

160229 ⎘

F25J3/0446 - CPC Classification

Classification description:

Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using the heat generated by mixing two different phases

Sub-classes:

F25J3/04466 » {for producing oxygen as a mixing column overhead gas by mixing gaseous air feed and liquid oxygen} 11

Recent Application in this class:

20110192193

2011-08-11

Method And Installation For Enriching A Gas Stream With One Of The Components Thereof

20080223076

2008-09-18

Cryogenic Distillation Method and Installation for Air Separation

20080034790

2008-02-14

Method And Installation For Enriching A Gas Stream With One Of The Components Thereof