F25J2210/20 - CPC Classification Index

ClassID:

160387 ⎘

F25J2210/20 - CPC Classification

Classification description:

Processes characterised by the type or other details of the feed stream H/N mixture, i.e. synthesis gas for or purge gas from ammonia synthesis

Recent Application in this class:

20250003677

2025-01-02

Cryogenic Neon Purification System and Method

20240343578

2024-10-17

HELIUM SEPARATION AND RECOVERY PROCESS

20210310733

2021-10-07

METHOD FOR RECYCLING ARGON

20190003766

2019-01-03

System and method for rare gas recovery

20180356152

2018-12-13

System and method for enhanced argon recovery from a feed stream comprising hydrogen, methane, nitrogen and argon

20180306495

2018-10-25

Method for separating components using solids producing multi-stage direct and indirect-contact exchange

20180283782

2018-10-04

Continuous Solid Filtration for Solid-Liquid Separations

20180266758

2018-09-20

Plant and process for ammonia production with cryogenic purification, and related method of revamping

20180080710

2018-03-22

System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argon

#10

20180080709

2018-03-22

System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argon

#11

20180080708

2018-03-22

System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argon

#12

20170268821

2017-09-21

System and method for enhanced argon recovery from a feed stream comprising hydrogen, methane, nitrogen and argon

#13

20170268820

2017-09-21

System and method for argon recovery from a feed stream comprising hydrogen, methane, nitrogen and argon

#14

20170253481

2017-09-07

Production of ammonia make-up syngas with cryogenic purification

#15

20170122661

2017-05-04

System and method for argon recovery from the tail gas of an ammonia production plant

#16

20160231051

2016-08-11

Integrated process and apparatus for recovery of helium rich streams

#17

20160060130

2016-03-03

Hydrogen and nitrogen recovery from ammonia purge gas

#18

20130039835

2013-02-14

Hydrogen and Nitrogen Recovery from Ammonia Purge Gas

#19

20120213676

2012-08-23

Process for the Production of Ammonia Synthesis Gas With Improved Cryogenic Purification

#20

20120161079

2012-06-28

Production of Ammonia Make-Up Syngas with Cryogenic Purification

#21

20120141350

2012-06-07

Process for revamping an ammonia plant with nitrogen-based washing of a purge stream

#22

20120070364

2012-03-22

High pressure cyrogenic process and system for producing ammonia products

#23

20120067081

2012-03-22

Process And Plant For Recovering Argon In A Separation Unit For A Purge Gas Used In The Synthesis Of Ammonia

#24

20100199717

2010-08-12

Method and system for the separation of a mixture containing carbon dioxide, hydrocarbon and hydrogen

#25

20100115991

2010-05-13

Purification of gases in synthesis gas production process

#26

20100051876

2010-03-04

PROCESS FOR THE PRODUCTION OF AMMONIA SYNTHESIS GAS WITH IMPROVED CRYOGENIC PURIFICATION

#27

20090314994

2009-12-24

Process for the production of syngas for ammonia synthesis

#28

20080170980

2008-07-17

Ammonia plant

#29

20060239871

2006-10-26

Low pressure drop purifier for nitrogen, methane, and argon removal from syngas

#30

20060198781

2006-09-07

Process for synthesis gas production

#31

20050013768

2005-01-20

Low-delta P purifier for nitrogen, methane, and argon removal from syngas