F25J3/04763 - CPC Classification Index

ClassID:

160270 ⎘

F25J3/04763 - 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 Start-up or control of the process; Details of the apparatus used

Sub-classes:

F25J3/04769 » {Operation, control and regulation of the process; Instrumentation within the process} 9
F25J3/04866 » {Construction and layout of air fractionation equipments, e.g. valves, machines } 15

Recent Application in this class:

20230251033

2023-08-10

Dual column nitrogen producing air separation unit with split kettle reboil and integrated condenser-reboiler

20220282665

2022-09-08

CONVERTING POTENTIAL ENERGY FROM A MIXTURE OF FLUIDS INTO ELECTRIC POWER

20210381763

2021-12-09

Dual column nitrogen producing air separation unit with split kettle reboil and integrated condenser-reboiler

20210372696

2021-12-02

ENHANCEMENTS TO A DUAL COLUMN NITROGEN PRODUCING CRYOGENIC AIR SEPARATION UNIT