ClassID:

33255

B01J31/40 - CPC Classification

Classification description:

Catalysts comprising hydrides, coordination complexes or organic compounds Regeneration or reactivation

Sub-classes:
Recent Application in this class:
#1
20240382941
2024-11-21

PROCESS FOR RECOVERING AND REUSING DEPOLYMERIZATION CATALYST

#2
20230147963
2023-05-11

FORMATE PRODUCTION METHOD AND FORMATE PRODUCTION SYSTEM

#3
20220370994
2022-11-24

Process for recovering quaternary salt bromination catalyst

#4
20210339236
2021-11-04

System for ionic liquid catalyst regeneration

#5
20200298219
2020-09-24

Process for recovering and reusing depolymerization catalyst

#6
20180353945
2018-12-13

Regeneration of an ionic liquid catalyst by hydrogenation using a macroporous noble metal catalyst

#7
20180272327
2018-09-27

IONIC LIQUID CATALYST TREATING SYSTEM

#8
20180264451
2018-09-20

Vertical separation vessel for ionic liquid catalyzed effluent

#9
20180207629
2018-07-26

Apparatus for regeneration of acidic ionic liquid without addition of a hydrogenation catalyst

#10
20180127334
2018-05-10

Hydrocarbon conversion processes using non-cyclic amide and thioamide based ionic liquids

#11
20170368544
2017-12-28

Regeneration of an ionic liquid catalyst by hydrogenation using a macroporous noble metal catalyst

#12
20170342012
2017-11-30

Rh/WxC heterogeneous catalyst for preparing acetic acid by carbonylation reaction

#13
20170216828
2017-08-03

Reactor for homogeneous regeneration of spent ionic liquid

#14
20170216827
2017-08-03

Regeneration of acidic ionic liquid without addition of a hydrogenation catalyst

#15
20170197909
2017-07-13

Enhanced extraction of impurities from mixture comprising nitriles

#16
20160346774
2016-12-01

Supported catalyst for aldehyde coupling reaction , method for performing aldehyde coupling reaction, and method for regenerating supported catalyst for aldehyde coupling reaction

#17
20160288115
2016-10-06

Method for recovering catalyst

#18
20160082426
2016-03-24

Process for regenerating ionic compound

#19
20150276645
2015-10-01

Process for controlling an ionic liquid catalyst regeneration using a conductivity measurement

#20
20150133691
2015-05-14

Recovery method and recycling method for boron trifluoride complex

#21
20130243672
2013-09-19

Process unit for flexible production of alkylate gasoline and distillate

#22
20120283500
2012-11-08

METHODS FOR REGENERATING AND MAINTAINING ACTIVITY OF IONIC LIQUID CATALYST AND PRODUCING ALKYLATE

#23
20120215027
2012-08-23

Process for recovering and recycling an acid catalyst

#24
20120165590
2012-06-28

Process for preparing an alkylate

#25
20120149953
2012-06-14

Process for making a high viscosity base oil with an improved viscosity index

#26
20120065389
2012-03-15

Method for recovery/reuse of N-oxyl compound

#27
20110297618
2011-12-08

Filtering Process and System to Remove AlCl3 Particulates from Ionic Liquid

#28
20110288343
2011-11-24

Method for synthesizing polyoxymethylene dimethyl ethers catalyzed by an ionic liquid

#29
20110226669
2011-09-22

Market driven alkylation or oligomerization process

#30
20110226664
2011-09-22

Flexible production of alkylate gasoline and distillate

#31
20110201766
2011-08-18

Method and system to add high shear to improve an ionic liquid catalyzed chemical reaction

#32
20110184219
2011-07-28

ALKYLATION PROCESS COMPRISING MONITORING IONIC LIQUID CATALYST ACIDITY

#33
20110183423
2011-07-28

Process for controlling ionic liquid catalyst activity by titration

#34
20110152493
2011-06-23

Method of making polylactic acid using carbene derivatives as the catalyst

#35
20110144296
2011-06-16

Ring-opening polymerization of cyclic compounds catalyzed by carbene derivatives

#36
20110111508
2011-05-12

CONTINUOUS PROCESS FOR MAINTAINING THE ACID CONTENT OF AN IONIC LIQUID CATALYST

#37
20110105793
2011-05-05

Method for separating amide from amino acid ionic liquid

#38
20110105309
2011-05-05

Methods and compositions for stabilizing catalytic processes

#39
20110105299
2011-05-05

Methods and compositions for stabilizing catalytic processes

#40
20100278699
2010-11-04

Apparatus for ionic liquid catalyst regeneration

#41
20100234208
2010-09-16

Regeneration of ionic liquid catalyst and recovery of an oil

#42
20100228064
2010-09-09

Process for hydrogenation of an aromatic feedstock that as catalyst uses a suspension of metal nanoparticles containing a nitrogen-containing ligand in an ionic liquid

#43
20100181230
2010-07-22

Catalyst for ultra-deep desulfurization of diesel via oxidative distillation, its preparation and desulfurization method

#44
20100172806
2010-07-08

System and apparatus for ionic liquid catalyst regeneration

#45
20100167916
2010-07-01

IONIC LIQUID CATALYST COMPRISING AN ALKYL-PYRIDINIUM HALOALUMINATE AND AN IMPURITY

#46
20100160145
2010-06-24

Recycling of ionic liquid catalyst

#47
20100158762
2010-06-24

IONIC LIQUID SYSTEM FOR AN ISOPARAFFIN/OLEFIN ALKYLATION

#48
20100152027
2010-06-17

IONIC LIQUID CATALYST HAVING A HIGH MOLAR RATIO OF ALUMINUM TO NITROGEN

#49
20100130804
2010-05-27

Electrochemical removal of conjunct polymers from chloroaluminate ionic liquids

#50
20100130800
2010-05-27

Liquid-liquid separation process via coalescers

#51
20100130799
2010-05-27

Process to remove dissolved AlClfrom ionic liquid

#52
20100129921
2010-05-27

Monitoring of ionic liquid catalyst deactivation

#53
20100126948
2010-05-27

FILTERING PROCESS AND SYSTEM TO REMOVE AICI3 PARTICULATES FROM IONIC LIQUID

#54
20090170688
2009-07-02

Process for ionic liquid catalyst regeneration

#55
20090170687
2009-07-02

System and apparatus for ionic liquid catalyst regeneration

#56
20090163349
2009-06-25

Removal of excess metal halides from regenerated ionic liquid catalysts

#57
20080269507
2008-10-30

Methods for oxidizing organic compounds

#58
20070249486
2007-10-25

Regeneration of ionic liquid catalyst using a regeneration metal in the presence of added hydrogen

#59
20070142676
2007-06-21

Ionic liquid catalyst having enhanced activity

#60
20070142218
2007-06-21

Regeneration of ionic catalyst by hydrogenation using a homogeneous catalyst

#61
20070142217
2007-06-21

Regeneration of ionic liquid catalyst by hydrogenation using metal and acid

#62
20070142216
2007-06-21

Regeneration of ionic liquid catalysts

#63
20070142215
2007-06-21

Regeneration of ionic liquid catalyst by hydrogenation using a supported catalyst

#64
20070142214
2007-06-21

Regeneration of ionic liquid catalyst by hydrogenation using a metal or metal alloy catalyst

#65
20060069134
2006-03-30

Process for producing optically active alpha-substituted cysteine or salt thereof, intermediate therefor, and process for producing the same

#66
20050119423
2005-06-02

Method and system to add high shear to improve an ionic liquid catalyzed chemical reaction