ClassID:

160499

F25J2250/42 - CPC Classification

Classification description:

Details related to the use of reboiler-condensers; External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid One fluid being nitrogen

Recent Application in this class:
#1
20260092735
2026-04-02

AIR SEPARATION UNIT

#2
20220113085
2022-04-14

APPARATUS TO CONVERT EXCESS LIQUID OXYGEN INTO LIQUID NITROGEN

#3
20220112083
2022-04-14

Method to convert excess liquid oxygen into liquid nitrogen

#4
20210180863
2021-06-17

System and method for separating methane and nitrogen with reduced horsepower demands

#5
20210164729
2021-06-03

Apparatus and process for liquefying gases

#6
20200191334
2020-06-18

Method for reheating an atmospheric vaporizer using a gas originating from a cryogenic air separation unit

#7
20200132367
2020-04-30

Method and apparatus for air separation by cryogenic distillation

#8
20180335256
2018-11-22

Apparatus and process for liquefying gases

#9
20180187837
2018-07-05

Method for reheating an atmospheric vaporizer using a gas originating from a cryogenic air-separation unit

#10
20180017322
2018-01-18

Method and apparatus for producing compressed nitrogen and liquid nitrogen by cryogenic separation of air

#11
20170241707
2017-08-24

Method for the capture of carbon dioxide through cryogenically processing gaseous emissions from fossil-fuel power generation

#12
20120227442
2012-09-13

System and method for cooling a solvent for gas treatment

#13
20120167622
2012-07-05

METHOD AND FACILITY FOR PRODUCING OXYGEN THROUGH AIR DISTILLATION

#14
20120151961
2012-06-21

Liquid air as energy storage

#15
20110192193
2011-08-11

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

#16
20110132035
2011-06-09

Method And Apparatus For Providing Nitrogen

#17
20110067445
2011-03-24

Method And Apparatus For Separating Air By Cryogenic Distillation

#18
20110017429
2011-01-27

Method For Vaporizing Cryogenic Liquid Through Heat Exchange Using Calorigenic Fluid

#19
20090314031
2009-12-24

Air separation process and apparatus using cryogenic distillation

#20
20090249830
2009-10-08

Process For Producing Variable Gaseous Nitrogen And Variable Gaseous Oxygen By Air Distillation

#21
20090013869
2009-01-15

PROCESS AND DEVICE FOR PRODUCING A PRESSURIZED GASEOUS PRODUCT BY LOW-TEMPERATURE SEPARATION OF AIR

#22
20080034790
2008-02-14

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

#23
20080011015
2008-01-17

System and apparatus for providing low pressure and low purity oxygen

#24
17558524
2025-12-09

Apparatus and process for liquefying gases