ClassID:

160352

F25J2200/90 - CPC Classification

Classification description:

Processes or apparatus using separation by rectification Details relating to column internals, e.g. structured packing, gas or liquid distribution

Sub-classes:
Recent Application in this class:
#1
20220219134
2022-07-14

Cross-corrugated packing made from metal foam

#2
20200355431
2020-11-12

Impurity control for a high pressure COpurification and supply system

#3
20200355430
2020-11-12

Impurity control for a high pressure COpurification and supply system

#4
20200155960
2020-05-21

Liquid double distribution device of use in particular in an apparatus in which a liquid phase flows under gravity

#5
20200002634
2020-01-02

Hybrid tray for introducing a low CO2 feed stream into a distillation tower

#6
20190390900
2019-12-26

Gas liquefaction column

#7
20190368811
2019-12-05

Process and apparatus for separating air using a split heat exchanger

#8
20190368810
2019-12-05

Method and installation for cryogenic separation of a gaseous mixture by methane scrubbing

#9
20190344195
2019-11-14

Coker fractionator spray wash chamber

#10
20190219328
2019-07-18

Heat exchange mechanism for removing contaminants from a hydrocarbon vapor stream

#11
20180087834
2018-03-29

Exchange Column With Corrugated Structured Packing And Method For Use Thereof

#12
20160187061
2016-06-30

Accumulation and melt tray assembly for a distillation tower

#13
20160138864
2016-05-19

Liquid collection system

#14
20160138863
2016-05-19

Heat exchange mechanism for removing contaminants from a hydrocarbon vapor stream

#15
20160040930
2016-02-11

Cryogenic system for removing acid gases from a hydrocarbon gas stream

#16
20150362251
2015-12-17

Method for separating a feed gas in a column

#17
20150211790
2015-07-30

Method of carrying out absorption/distillation in a single column design

#18
20150202578
2015-07-23

Distributor tray for gas/liquid exchange column with liquid deflector

#19
20150159943
2015-06-11

Method and device for separating hydrocarbons and contaminants with a spray assembly

#20
20150159939
2015-06-11

Method and system of maintaining a liquid level in a distillation tower

#21
20150158796
2015-06-11

Method and system for separating a feed stream with a feed stream distribution mechanism

#22
20150114035
2015-04-30

Process and apparatus for the separation by cryogenic distillation of a mixture of methane, carbon dioxide and hydrogen

#23
20130204066
2013-08-08

Unit for establishing contact between a gas and a liquid for a floating platform

#24
20130055757
2013-03-07

METHOD AND SYSTEM TO PREVENT CARRY-OVER OF HYDROCARBON MIST FROM AN NGL COLUMN OF AN LNG PLANT

#25
20120204599
2012-08-16

CRYOGENIC SYSTEM FOR REMOVING ACID GASES FROM A HYDROCARBON GAS STREAM, WITH REMOVAL OF HYDROGEN SULFIDE

#26
20120198997
2012-08-09

Method of separating off trace components from a fraction containing at least nitrogen and helium

#27
20120160453
2012-06-28

COLUMN APPARATUS FOR MATERIAL EXCHANGE AND/OR HEAT EXCHANGE

#28
20120125043
2012-05-24

CRYOGENIC SYSTEM FOR REMOVING ACID GASES FROM A HYDROCARBON GAS STREAM

#29
20120096896
2012-04-26

Process for separating and recovering ethane and heavier hydrocarbons from LNG

#30
20120031144
2012-02-09

Cryogenic system for removing acid gases from a hydrocarbon gas stream, and method of removing acid gases

#31
20110067443
2011-03-24

Hydrocarbon Gas Processing

#32
20110067442
2011-03-24

Hydrocarbon gas processing featuring a compressed reflux stream formed by combining a portion of column residue gas with a distillation vapor stream withdrawn from the side of the column

#33
20110067441
2011-03-24

Hydrocarbon Gas Processing

#34
20100147022
2010-06-17

PROCESS AND APPARATUS FOR REMOVAL OF SOUR SPECIES FROM A NATURAL GAS STREAM

#35
20100107688
2010-05-06

Separation Method Using A Column With A Corrugated Cross Structure Packing For Separating A Gaseous Mixture

#36
20100071410
2010-03-25

DISTILLATION PROCESS USING MICROCHANNEL TECHNOLOGY

#37
20100037656
2010-02-18

Krypton and xenon recovery method

#38
20100018248
2010-01-28

Controlled Freeze Zone Tower

#39
20090223247
2009-09-10

Method of generating nitrogen and apparatus for use in the same

#40
20090133437
2009-05-28

Recovery of Co-Rich Product From a Mixed Gas Containing Heavy Hydrocarbons

#41
20090120128
2009-05-14

Low Temperature Air Fractionation with External Fluid

#42
20090107177
2009-04-30

PROCESS AND DEVICE FOR LOW TEMPERATURE AIR FRACTIONATION

#43
20080209942
2008-09-04

Process for recovering lower carbon olefins from product gas for production of olefins

#44
20080029381
2008-02-07

Distillation Installation Comprising Columns With Corrugated-Crossed Structured Packings And Method Of Increasing The Capacity Of A Distillation Installation

#45
20070204652
2007-09-06

PROCESS AND APPARATUS FOR PRODUCING ULTRAPURE OXYGEN

#46
20070085227
2007-04-19

Multi-phase contacting process using microchannel technology

#47
20060144081
2006-07-06

Method and installation for producing treated natural gas, a C3+ hydrocarbon cut and an ethane rich stream

#48
20060016216
2006-01-26

Distillation process using microchannel technology

#49
20060016215
2006-01-26

Distillation process using microchannel technology

#50
20050217315
2005-10-06

Method and apparatus for producing a purified liquid

#51
20050193765
2005-09-08

Process for separating air by cryogenic distillation and installation for implementing this process