ClassID:

160275

F25J3/04793 - 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; Operation, control and regulation of the process; Instrumentation within the process Rectification, e.g. columns; Reboiler-condenser

Sub-classes:
Recent Application in this class:
#1
20240385161
2024-11-21

Method, Device, and Storage Medium for Measuring Nitrogen Content

#2
20230038451
2023-02-09

Stabilizer reboiler salt fouling online cleaning

#3
20210310732
2021-10-07

Product gas supply quantity adjustment device and air separation apparatus comprising same

#4
20210199378
2021-07-01

METHOD AND APPARATUS FOR IMPROVING EFFICIENCY OF A FRONT-END PURIFICATION UNIT OF AN AIR SEPARATION PLANT

#5
20200158428
2020-05-21

Method for utilizing waste air to improve the capacity of an existing air separation unit

#6
20200158427
2020-05-21

Method for utilizing waste air to improve the capacity of an existing air separation unit

#7
20200132368
2020-04-30

Apparatus for the distillation of air by cryogenic distillation

#8
20190113278
2019-04-18

Modelling of a distillation column with operating state changes

#9
20180051215
2018-02-22

Method for removing nitrogen from a hydrocarbon-rich fraction

#10
20180003436
2018-01-04

Method for the production of air gases by the cryogenic separation of air with variable liquid production and power usage

#11
20110259047
2011-10-27

Method and apparatus for producing nitrogen by cryogenic distillation of air

#12
20110146343
2011-06-23

Process and apparatus for the separation of air by cryogenic distillation

#13
20100211221
2010-08-19

Method For Controlling A Cryogenic Distillation Unit

#14
20090314031
2009-12-24

Air separation process and apparatus using cryogenic distillation

#15
20090084133
2009-04-02

Down-flow condenser reboiler system for use in an air separation plant

#16
20070220917
2007-09-27

Process and Device for Evaporating an Oxygen-Enriched Working Fluid

#17
20070038333
2007-02-15

Model predictive control having application to distillation

#18
20060000702
2006-01-05

Method for separating a krypton-xenon concentrate and a device for carrying out said method