ClassID:

90739

C07C7/11 - CPC Classification

Classification description:

Purification; Separation; Use of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids

Recent Application in this class:
#1
20260115647
2026-04-30

CARBON FOOTPRINT REDUCTION FOR IMPURITIES REMOVAL FROM A PRODUCED GAS

#2
20260085026
2026-03-26

CARBON EMISSION REDUCTION IN PROCESS UNIT BY INCREASED HYDROCARBON RECOVERY FROM NET GAS STREAM

#3
20260028297
2026-01-29

REACTOR SYSTEM FOR ACETYLENE ABSORPTION AND SELECTIVE HYDROGENATION

#4
20260015305
2026-01-15

SEPARATING AROMATIC ISOMERS USING AQUEOUS SOLUTIONS OF CUCURBITURIL MACROCYCLES

#5
20250353802
2025-11-20

MOBILE GAS PROCESSING PLANT

#6
20250270155
2025-08-28

METHOD FOR PURIFYING OLEFIN GAS AND METHOD FOR PRODUCING POLYOLEFIN

#7
20250197322
2025-06-19

PROCESSES AND APPARATUSES FOR REMOVING CARBON MONOXIDE FROM AN ETHYLENE STREAM

#8
20250154082
2025-05-15

CONTAMINANT REMOVAL AND REDUCTION SYSTEM

#9
20250115534
2025-04-10

ETHANE RECOVERY PROCESS AND ALKYLATION PROCESS WITH ETHANE RECOVERY

#10
20250019325
2025-01-16

SYSTEM AND PROCESS FOR RECOVERING METHANE AND CARBON DIOXIDE FROM BIOGAS AND REDUCING GREENHOUSE GAS EMISSIONS

#11
20240417639
2024-12-19

Apparatus and Process for Removal of Heavy Hydrocarbons from a Feed Gas

#12
20240399289
2024-12-05

PYROLYSIS GAS TREATMENT USING ABSORBER-STRIPPER SYSTEM

#13
20240368060
2024-11-07

Systems and Methods for Quenching and Removal of Solids from a Hydrocarbon Gas Reaction Product

#14
20240309023
2024-09-19

MOLECULAR SORBENT COMPOSITIONS AND METHODS OF USE THEREOF

#15
20240286979
2024-08-29

VAPOR RECOVERY SYSTEM WITH COUNTERCURRENT AND CO-CURRENT ABSORBANT FLOW

#16
20240279141
2024-08-22

Membrane-Based Separation Processes Enhanced with an Absorption Device

#17
20240246886
2024-07-25

PROCESS FOR PREPARING AN OLEFIN STREAM FOR OLIGOMERIZATION WITH OXYGENATE REMOVAL

#18
20240158323
2024-05-16

PROCESS FOR RECOVERING CRACKED PRODUCT

#19
20240059633
2024-02-22

Energy-efficient process for removing butenes from C4-hydrocarbon streams

#20
20230399277
2023-12-14

MICROPOROUS HYDROGEN-BONDED ORGANIC FRAMEWORK FOR SEPARATING PROPYLENE FROM PROPANE

#21
20230391691
2023-12-07

Recovery of light olefins from dry hydrocarbon gas from refinery and petrochemical production processes for production of alkylate

#22
20230391689
2023-12-07

Method for separating butenes from C4 hydrocarbon streams, with subsequent oligomerisation

#23
20230257326
2023-08-17

Mitigating naturally occurring radioactive material in oxidative dehydrogenation

#24
20230242464
2023-08-03

Method for conversion of diols to olefin products

#25
20230227383
2023-07-20

MOBILE GAS PROCESSING PLANT

#26
20230219062
2023-07-13

Mesoporous poly (aryl ether ketone) hollow fiber membranes and use thereof in mass transfer processes

#27
20230219059
2023-07-13

ZEOLITIC ADSORBENT FOR THE SEPARATION OF HYDROCARBON ISOMERS

#28
20230060660
2023-03-02

Mesoporous Poly (Aryl Ether Ketone) Hollow Fiber Membranes And Use Thereof In Mass Transfer Processes

#29
20230040069
2023-02-09

SEPARATING AROMATIC ISOMERS USING AQUEOUS SOLUTIONS OF CUCURBITURIL MACROCYCLES

#30
20230020748
2023-01-19

METHOD FOR UPGRADING BIO-BASED MATERIAL AND UPGRADED MATERIAL

#31
20220402840
2022-12-22

Process For Treating A Gas Stream From Plastic Pyrolisis And/Or Biomass Pyrolisis, And Installation For Integration Into A Steam Cracker

#32
20220332663
2022-10-20

Hydrocarbon generation system and hydrocarbon generation method

#33
20220306948
2022-09-29

METHOD FOR PROCESSING A GASEOUS COMPOSITION

#34
20220306550
2022-09-29

PROCESS FOR PREPARING ALKENES

#35
20220298088
2022-09-22

Process of preparing alcohols

#36
20220194878
2022-06-23

Recovery of light olefins from dry hydrocarbon gas from refinery and petrochemical production processes for production of alkylate

#37
20220152549
2022-05-19

Amine absorber configuration

#38
20220127211
2022-04-28

System and process for recovering methane and carbon dioxide from biogas and reducing greenhouse gas emissions

#39
20220008864
2022-01-13

HS gas scrubbing and monitoring system for laboratory applications

#40
20210348071
2021-11-11

Method and system for separating light hydrocarbons

#41
20210346839
2021-11-11

Gas Permeation Process Through Crosslinked Membrane

#42
20210292257
2021-09-23

ETHANE RECOVERY PROCESS AND ALKYLATION PROCESS WITH ETHANE RECOVERY

#43
20210284589
2021-09-16

Method for producing a separation product containing predominantly hydrocarbons with two carbon atoms

#44
20210255152
2021-08-19

Side chamber process monitor for adsorptive separation process

#45
20210253499
2021-08-19

PROCESS AND SYSTEM TO PURIFY GAS

#46
20210221755
2021-07-22

System and process for recovering methane and carbon dioxide from biogas and reducing greenhouse gas emissions

#47
20210206705
2021-07-08

Integrated perchloroethylene decomposition reactor design for C4 and C5-6 isomerization units

#48
20210155861
2021-05-27

Removal of monocyclic aromatic compounds (BTEX) from a gas

#49
20210155563
2021-05-27

Production and isolation of monocyclic aromatic compounds from a gasification gas

#50
20210138389
2021-05-13

Process for reducing energy consumption in the regeneration of hybrid solvents

#51
20210102133
2021-04-08

Natural gas liquids recovery process

#52
20210101851
2021-04-08

Co-production of high purity isobutane and butene-1 from mixed C4s

#53
20210095212
2021-04-01

CONVERSION OF ETHANE IN SHALE GAS TO VALUABLE CHEMICALS

#54
20210094895
2021-04-01

Process and plant for separation of a hydrocarbon mixture

#55
20210094894
2021-04-01

System and process for recovering methane and carbon dioxide from biogas and reducing greenhouse gas emissions

#56
20210087123
2021-03-25

METHOD FOR LIMITING THE CONCENTRATION OF OXYGEN CONTAINED IN A BIOMETHANE STREAM

#57
20210047247
2021-02-18

Methods for generating purified cyclopropenes

#58
20200399191
2020-12-24

Production process of 1,3-butadiene

#59
20200283357
2020-09-10

DEVICE FOR REMOVING SULFUR-CONTAINING COMPOUND AND METHOD FOR REMOVING SULFUR-CONTAINING COMPOUND

#60
20200283356
2020-09-10

Device for preparing butadiene

#61
20200223771
2020-07-16

Use of top dividing wall in isomerization unit

#62
20200199046
2020-06-25

Method for recovering a stream of C2+ hydrocarbons in a residual refinery gas and associated installation

#63
20200172454
2020-06-04

Method for the separation of C4 olefin mixtures

#64
20200115643
2020-04-16

Upgraded ebullated bed reactor with no recycle buildup of asphaltenes in vacuum bottoms

#65
20200115301
2020-04-16

PROCESS FOR RECOVERY OF ETHYLENE FROM DRY GAS

#66
20200114309
2020-04-16

BIOGAS REFINING AND BIOMETHANE PRODUCTION UNIT

#67
20200109335
2020-04-09

Chemical process for sulfur reduction of hydrocarbons

#68
20200048168
2020-02-13

Efficiency of a gas conditioning system via hydrate inhibitor injection

#69
20200048165
2020-02-13

Separation methods and systems for oxidative coupling of methane

#70
20200039901
2020-02-06

METHOD FOR DECOMMISIONING AND REGENERATING A REACTOR FOR THE OXIDATIVE DEHYDROGENATION OF N-BUTENES

#71
20190337870
2019-11-07

METHOD OF STARTING UP A REACTOR FOR THE OXIDATIVE DEHYDROGENATION OF N-BUTENES

#72
20190330541
2019-10-31

Composition for removal of sulfur-containing compound

#73
20190330126
2019-10-31

Method of preparing butadiene

#74
20190270686
2019-09-05

ETHYLENE RECOVERY AND PURIFICATION

#75
20190184383
2019-06-20

CATALYST INTENDED FOR DESULFURIZATION/DEMERCAPTANIZATION/DEHYDRATION OF GASEOUS HYDROCARBONS

#76
20190177250
2019-06-13

Method for separating and purifying isobutylene and method for producing isobutylene

#77
20190169095
2019-06-06

Process for producing butadiene from ethanol, comprising purification of a butadiene-loaded effluent by extractive distillation

#78
20190169039
2019-06-06

System for tail gas treatment of sulfur recovery units

#79
20190161419
2019-05-30

Conversion of butanediol into butadiene, with scrubbing using diesters

#80
20190152880
2019-05-23

ENHANCED OLEFIN RECOVERY PROCESS

#81
20190144360
2019-05-16

Processes and apparatus for isomerizing hydrocarbons

#82
20190083898
2019-03-21

Use of top dividing wall in isomerization unit

#83
20190055176
2019-02-21

Ethane oxidative dehydrogenation and acetic acid recovery

#84
20190047923
2019-02-14

Separation of off gases from C3 hydrocarbons in propane dehydrogenation process

#85
20190040325
2019-02-07

Process for separation of aromatic hydrocarbons from a mixed hydrocarbon stream

#86
20190039974
2019-02-07

Green oil removal from ethylene plants

#87
20190039971
2019-02-07

Method for preparing 1,3-butadiene from N-butenes by oxidative dehydrogeneation

#88
20190031580
2019-01-31

Method of preparing butadiene

#89
20190016650
2019-01-17

Method for preparing 1,3-butadiene from n-butenes by oxidative dehydrogenation

#90
20190016648
2019-01-17

Method and process for converting the ethylene present in the overhead effluent from a FCC in a manner such as to increase the propylene production

#91
20180362417
2018-12-20

Method for recovering ethylbenzene from alkylation product of fluidized catalytic cracking off-gas and benzene

#92
20180354872
2018-12-13

METHOD FOR PRODUCING BUTADIENE BY OXIDATIVELY DEHYDROGENATING N-BUTENES

#93
20180318750
2018-11-08

Method for Gas Separation, Purification and Clarification by FTrPSA

#94
20180282246
2018-10-04

Method for producing 1,3-butadiene by dehydrogenating n-butenes, a material flow containing butanes and 2-butenes being provided

#95
20180265433
2018-09-20

MULTI-STAGE SELECTIVE HYDROGENATION PROCESS FOR PROCESSING OF BUTADIENE EXTRACTION UNIT

#96
20180258015
2018-09-13

Use of C4 absorber overhead for stripping aldehydes

#97
20180251412
2018-09-06

Heat recovery in the process of production of butadiene

#98
20180222822
2018-08-09

Two-stage absorption for acid gas and mercaptan removal

#99
20180200699
2018-07-19

Device, process, and catalyst intended for desulfurization/demercaptanization/dehydration of gaseous hydrocarbons

#100
20180170839
2018-06-21

Recovery of Hydrogen and Ethylene from Fluid Catalytic Cracking Refinery Off Gas

#101
20180118640
2018-05-03

METHOD FOR PURIFYING METHANE-COMPRISING GAS

#102
20180111886
2018-04-26

Integrated pyrolysis and oxygenate to olefin process

#103
20180105479
2018-04-19

Process for preparing 1,3-butadiene from n-butenes by oxidative dehydrogenation

#104
20180094854
2018-04-05

PROCESS AND PLANT FOR RECOVERING ARGON IN A UNIT FOR SEPARATING AN AMMONIA SYNTHESIS PURGE GAS

#105
20180080915
2018-03-22

METHODS FOR QUANTIFYING OLEFINS IN HYDROCARBONS

#106
20180078895
2018-03-22

Methods for methane purification

#107
20180072640
2018-03-15

Ethane recovery process and alkylation process with ethane recovery

#108
20180072638
2018-03-15

PROCESS FOR PREPARING 1,3-BUTADIENE FROM N-BUTENES BY OXIDATIVE DEHYDROGENATION

#109
20180037523
2018-02-08

Processes and apparatuses for production of butadiene

#110
20180002255
2018-01-04

Method for improving propylene recovery from fluid catalytic cracker unit

#111
20180002254
2018-01-04

Process for preparing 1,3-butadiene from n-butenes by oxidative dehydrogenation

#112
20180002252
2018-01-04

Processes for recovering paraxylene

#113
20170369400
2017-12-28

Method for producing conjugated diene

#114
20170341015
2017-11-30

Reducing fouling in amine systems

#115
20170335084
2017-11-23

Process for purification of vent streams

#116
20170334809
2017-11-23

Process for preparing 1,3-butadiene from n-butenes by oxidative dehydrogenation

#117
20170333873
2017-11-23

Guard bed material, its method of making and use

#118
20170333828
2017-11-23

Recycling process for adsorber regeneration

#119
20170327758
2017-11-16

Natural gas refining apparatus and system

#120
20170320793
2017-11-09

Method and apparatus for producing hydrocarbons

#121
20170305817
2017-10-26

Separations with ionic liquid solvents

#122
20170298281
2017-10-19

Chemical process for sulfur reduction of hydrocarbons

#123
20170291859
2017-10-12

Method for the production of butadiene and hydrogen from ethanol in two low-water and low-energy-consumption reaction steps

#124
20170269054
2017-09-21

Analytical method for optimizing efficiency of hydrogen sulfide scavengers

#125
20170239614
2017-08-24

ENHANCED OLEFIN RECOVERY PROCESS

#126
20170233313
2017-08-17

Process for preparing 1,3-butadiene from N-butenes by oxidative dehydrogenation

#127
20170190640
2017-07-06

Separation method and separation apparatus

#128
20170176097
2017-06-22

Systems and Methods for Recovering Desired Light Hydrocarbons from Refinery Waste Gas Using a Back-End Turboexpander

#129
20170137288
2017-05-18

Sulfur recovery process for treating low to medium mole percent hydrogen sulfide gas feeds with BTEX in a claus unit

#130
20170107163
2017-04-20

Landfill Gas Treatment Method With Polishing and Post-Treatment Enrichment

#131
20170106327
2017-04-20

PROCESS FOR RECOVERING METHANE FROM A GAS STREAM COMPRISING METHANE AND ETHYLENE

#132
20170081262
2017-03-23

Process for separation and purification of renewable propane

#133
20160368841
2016-12-22

Process for propylene and LPG recovery in FCC fuel gas

#134
20160362352
2016-12-15

Recovery of ethylene from methanol to olefins process

#135
20160355450
2016-12-08

Process for preparing 1,3-butadiene from n-butenes by oxidative dehydrogenation

#136
20160348964
2016-12-01

Method for separating a hydrocarbon mixture containing hydrogen, separating device, and olefin plant

#137
20160326071
2016-11-10

METHOD FOR PRODUCING BUTADIENE THROUGH OXIDATIVE DEHYDROGENATION REACTION

#138
20160311733
2016-10-27

Butadiene extraction pre-absorber

#139
20160304416
2016-10-20

Fermentation hydrocarbon gas products separation via membrane

#140
20160297729
2016-10-13

Ethylene recovery by absorption

#141
20160256815
2016-09-08

Method of recovering absorption solvent in butadiene production process by oxidative dehydrogenation

#142
20160251587
2016-09-01

Methods and Apparatuses for Removal of Hydrogen Sulfide and Carbon Dioxide from Biogas

#143
20160243495
2016-08-25

METHOD AND SYSTEM FOR REMOVING IMPURITIES FROM GAS STREAMS USING ROTATING PACKED BEDS

#144
20160237007
2016-08-18

Landfill gas treatment method with polishing

#145
20160229770
2016-08-11

Process for the purification of a cracking gas stream in an oil scrub column

#146
20160168056
2016-06-16

Processes for the recovery of aromatic hydrocarbons from vapor gas streams

#147
20160152745
2016-06-02

Component separations in polymerization

#148
20160152532
2016-06-02

METHOD FOR OXIDATIVELY DEHYDROGENATING N-BUTENES INTO 1,3-BUTADIENE

#149
20160152531
2016-06-02

METHOD FOR PRODUCING 1,3-BUTADIEN FROM N-BUTENES BY MEANS OF AN OXIDATIVE DEHYDROGENATION

#150
20160152529
2016-06-02

Adsorptive recovery of butadiene from on purpose butadiene production

#151
20160115101
2016-04-28

METHODS AND APPARATUSES FOR REFORMING OF HYDROCARBONS INCLUDING RECOVERY OF PRODUCTS USING MIXING DEVICES

#152
20160107954
2016-04-21

Process for the isomerization of C5/C6 hydrocarbon cuts with chlorinated compound recycling

#153
20160096784
2016-04-07

Separations with ionic liquid solvents

#154
20160023966
2016-01-28

Ethylene recovery by absorption

#155
20160009608
2016-01-14

Method and device for gas processing

#156
20150376527
2015-12-31

CO2 CAPTURE FROM CO2-RICH NATURAL GAS

#157
20150376092
2015-12-31

RECOVERING H2 AND C2+ FROM FUEL GAS VIA USE OF A SINGLE-STAGE PSA AND SENDING PSA TAIL GAS TO GAS RECOVERY UNIT TO IMPROVE STEAM CRACKER FEED QUALITY

#158
20150360169
2015-12-17

Method for treating a hydrocarbon-rich gas mixture containing mercury and acid gases

#159
20150352463
2015-12-10

Contacting a gas stream with a liquid stream

#160
20150329446
2015-11-19

Two stage contact cooler

#161
20150328580
2015-11-19

PROCESS FOR TREATING A HYDROCARBON STREAM AND AN APPARATUS RELATING THERETO

#162
20150298972
2015-10-22

Sulfur recovery process for treating low to medium mole percent hydrogen sulfide gas feeds with BTEX in a Claus unit

#163
20150291488
2015-10-15

Process for removing oxygenates from an olefin stream

#164
20150267027
2015-09-24

Component separations in polymerization

#165
20150232396
2015-08-20

Component separations in polymerization

#166
20150191440
2015-07-09

Alkylene oxide production

#167
20150166440
2015-06-18

Method and apparatus for reducing condensation in vapor-liquid acid gas scrubbers

#168
20150133711
2015-05-14

Separations with ionic liquid solvents

#169
20150126788
2015-05-07

Method for production of conjugated diolefin

#170
20150112107
2015-04-23

OXYGENATE-TO-OLEFINS PROCESS AND AN APPARATUS THEREFOR

#171
20150094508
2015-04-02

Systems and methods for separating xylene isomers using selective adsorption

#172
20150093313
2015-04-02

IONIC LIQUID AND SOLVENT MIXTURES FOR HYDROGEN SULFIDE REMOVAL

#173
20150065770
2015-03-05

Method for separating olefins with gentle cleavage

#174
20150030524
2015-01-29

Separations with ionic liquid solvents

#175
20150025292
2015-01-22

Separation sequence for hydrocarbons from a gentle thermal cleavage

#176
20150018583
2015-01-15

Process for producing phenol

#177
20140378721
2014-12-25

Method for producing paraffins

#178
20140371505
2014-12-18

Process for treating a hydrocarbon stream and an apparatus relating thereto

#179
20140366729
2014-12-18

Method for recovering ethylene during the process for producing VAC and a device thereof

#180
20140350319
2014-11-27

PROCESS FOR REMOVING OXYGENATED CONTAMINANTS FROM AN HYDROCARBONSTREAM

#181
20140336428
2014-11-13

RECYCLE GAS SCRUBBING USING IONIC LIQUIDS

#182
20140275694
2014-09-18

Process, method, and system for removing heavy metals from oily solids

#183
20140275691
2014-09-18

System and method for H2S removal integrated with stinson process CO2 removal

#184
20140275595
2014-09-18

Methods for treating substrates prior to metathesis reactions, and methods for metathesizing substrates

#185
20140200379
2014-07-17

Process for the oxidative dehydrogenation of N-butenes to butadiene

#186
20140187841
2014-07-03

Apparatuses and methods for separating liquefiable hydrocarbons from hydrogen-, hydrocarbon-containing gas streams

#187
20140187840
2014-07-03

Process for separating by absorption the pyrolysis gas from preparation of lower carbon olefins

#188
20140187838
2014-07-03

Sour gas and acid natural gas separation membrane process by pre removal of dissolved elemental sulfur for plugging prevention

#189
20140135558
2014-05-15

Recovery of ethylene from methanol to olefins process

#190
20140128656
2014-05-08

Isobaric pressure exchanger controls in amine gas processing

#191
20140128655
2014-05-08

Isobaric pressure exchanger in amine gas processing

#192
20140114111
2014-04-24

Recovery of monomers

#193
20140088335
2014-03-27

METHANE SEPARATION METHOD, METHANE SEPARATION APPARATUS, AND METHANE UTILIZATION SYSTEM

#194
20140081066
2014-03-20

Butadiene extraction pre-absorber

#195
20130345485
2013-12-26

Process and unit for solvent recovery from solvent diluted tailings derived from bitumen froth treatment

#196
20130310623
2013-11-21

AMINE GAS TREATMENT SOLUTIONS

#197
20130245351
2013-09-19

Recovery method and system for delivering extracted BTX from gas streams

#198
20130211166
2013-08-15

Process for preparing butadiene and/or butenes from n-butane

#199
20130197292
2013-08-01

Process for purifying a recycle stream from a 1,3-butadiene processing plant

#200
20130178683
2013-07-11

PROCESS FOR REMOVING OXYGENATED CONTAMINANTS FROM AN HYDROCARBONSTREAM

#201
20130175471
2013-07-11

Removal of acid gases from a fluid flow by means of reduced coabsorption of hydrocarbons and oxygen

#202
20130173061
2013-07-04

Extractive distillation controls

#203
20130172653
2013-07-04

Process for removing oxygenated contaminants from an hydrocarbon stream

#204
20130131388
2013-05-23

Process for recovering monoalkylbenzene

#205
20130123561
2013-05-16

High pressure reduction-oxidation desulfurization process

#206
20120283481
2012-11-08

Process for recovering monoalkylbenzene

#207
20120232232
2012-09-13

Ethylene recovery by absorption

#208
20120232231
2012-09-13

Component separations in polymerization

#209
20120226087
2012-09-06

Process for workup of a stream comprising butene and/or butadiene

#210
20120136192
2012-05-31

Process for treatment of ethylene

#211
20120107205
2012-05-03

High pressure reduction-oxidation desulfurization process

#212
20120103185
2012-05-03

Sour gas and acid natural gas separation membrane process by pre removal of dissolved elemental sulfur for plugging prevention

#213
20120051989
2012-03-01

REMOVAL OF ACID GASES FROM A FLUID FLOW BY MEANS OF REDUCED COABSORPTION OF HYDROCARBONS AND OXYGEN

#214
20110245575
2011-10-06

Paraffin purification method and apparatus

#215
20110092758
2011-04-21

Method of purifying olefins using pyrrolidinium-based or piperidinium-based ionic liquids comprising copper (I) halide

#216
20110077448
2011-03-31

Energy efficiency in adsorptive separation

#217
20100234659
2010-09-16

Method for preparing polymer grade low-carbon olefin through separation of methanol pyrolysis gas

#218
20100154638
2010-06-24

Process for partial dehydration of a gas by absorption on a solvent that can be regenerated by segregation at ambient temperature

#219
20100154637
2010-06-24

Process for the purification of gaseous mixtures containing mercaptans and other acid gases

#220
20100063343
2010-03-11

PROCESS FOR THE PURIFICATION OF METHANE GAS

#221
20100030007
2010-02-04

Method for the removal of acetylenes from olefins using ionic liquid-based solution

#222
20090163751
2009-06-25

Methods of converting methanol feedstock to olefins

#223
20090156875
2009-06-18

METHANE SEPARATION METHOD, METHANE SEPARATION APPARATUS, AND METHANE UTILIZATION SYSTEM

#224
20080256977
2008-10-23

Hydrocarbon recovery and light product purity when processing gases with physical solvents

#225
20080221374
2008-09-11

Method for the Production of Propene from Propane

#226
20080081938
2008-04-03

Absorption recovery processing of light olefins free of carbon dioxide

#227
20080039670
2008-02-14

Methanol-Water Mixtures in Olefin Production Via Oxygenate Conversion

#228
20070219401
2007-09-20

Method for separation of olefins

#229
20070134143
2007-06-14

Removal of mercury compounds from glycol

#230
20070006732
2007-01-11

Integrated heavy hydrocarbon removal, amine treating and dehydration

#231
20070006729
2007-01-11

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Method for processing an olefin-containing product stream

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Recovery of ethylene and propylene from a methanol to olefin reaction system

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Polyphasic pressurized homogenizer (PPH) and methods for methane purification

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Method and system for removing impurities from gas streams using rotating packed beds