ClassID:

33423

B01J38/66 - CPC Classification

Classification description:

Regeneration or reactivation of catalysts, in general; Liquid treating or treating in liquid phase, e.g. dissolved or suspended using alkaline material; using salts using ammonia or derivatives thereof

Recent Application in this class:
#1
20250214075
2025-07-03

Method for Catalyst Recovery from Carbon Nanotubes and Use of Recycled Catalyst for CNT Production thereof

#2
20250025867
2025-01-23

REACTIVATION OF A HYDROGENATION CATALYST

#3
20230032459
2023-02-02

METHOD FOR ACTIVATING A CATALYTICALLY ACTIVE MATERIAL

#4
20220080401
2022-03-17

Method and apparatus for regenerating deactivated denitration catalyst

#5
20210077989
2021-03-18

Honeycomb bodies with improved skin CTE and isostatic strength and methods of making the same

#6
20200248080
2020-08-06

Processing scheme for production of low sulfur bunker fuel

#7
20200164355
2020-05-28

Method and system of elemental sulfur recycling and catalyst regenerating for sulfur-deposited catalyst

#8
20190247833
2019-08-15

Methods of regenerating aromatization catalysts with a decoking step between chlorine and fluorine addition

#9
20190232271
2019-08-01

Method for reactivation of a homogeneous oxidation catalyst

#10
20190055871
2019-02-21

Combustion system

#11
20190054448
2019-02-21

Denitration catalyst and method for producing the same

#12
20180333705
2018-11-22

Methods of regenerating aromatization catalysts with a decoking step between chlorine and fluorine addition

#13
20180280965
2018-10-04

Method for recycling denitration catalyst

#14
20180280941
2018-10-04

Method for recycling denitration catalyst

#15
20180280936
2018-10-04

Denitration catalyst and method for producing the same

#16
20180280875
2018-10-04

Combustion system

#17
20180272278
2018-09-27

Combustion system for ships

#18
20180104680
2018-04-19

Process for recovery and regeneration of deactivated catalysts used in dialkyl carbonate synthesis

#19
20170120230
2017-05-04

Method for activating hydrotreating catalysts

#20
20160144353
2016-05-26

Process for the regeneration of a supported noble metal catalyst

#21
20150259611
2015-09-17

Method for restoring activity to a spent hydroprocessing catalyst, a spent hydroprocessing catalyst having restored catalytic activity, and a hydroprocessing process

#22
20150231624
2015-08-20

Process for regeneration of ionic liquid catalyst

#23
20150202615
2015-07-23

Process of reactivating a metal contaminated biomass conversion catalyst

#24
20150011385
2015-01-08

Process and catalyst for cracking of ethers and alcohols

#25
20140303414
2014-10-09

Regeneration of catalytic fast pyrolysis catalyst

#26
20140042057
2014-02-13

Process for passivation by a nitrogen-containing compound of a zeolitic catalyst, in particular a hydrocracking catalyst

#27
20130053537
2013-02-28

PROCESS FOR REGENERATING RANEY CATALYSTS

#28
20120205287
2012-08-16

Method for restoring activity to a spent hydroprocessing catalyst, a spent hydroprocessing catalyst having restored catalytic activity, and a hyrdoprocessing process

#29
20120203047
2012-08-09

Process and catalyst for cracking of ethers and alcohols

#30
20120165417
2012-06-28

Process for regenerating a catalyst

#31
20120135856
2012-05-31

Process for regenerating a deactivated heteropolymolybdophosphoric acid catalyst

#32
20110160040
2011-06-30

Method for removing calcium material from substrates

#33
20110143917
2011-06-16

Process for regenerating a catalyst

#34
20110077148
2011-03-31

Process for producing complex oxide catalyst

#35
20100326889
2010-12-30

Method of restoring catalytic activity to a spent hydrotreating catalyst, the resulting restored catalyst, and a method of hydroprocessing

#36
20100160146
2010-06-24

PROCESS FOR REGENERATING A CATALYST

#37
20090259071
2009-10-15

METHOD FOR REGENERATING CATALYST FOR THE PRODUCTION OF METHACRYLIC ACID AND PROCESS FOR PREPARING METHACRYLIC ACID

#38
20090259070
2009-10-15

METHOD FOR REGENERATING CATALYST FOR THE PRODUCTION OF METHACRYLIC ACID AND PROCESS FOR PREPARING METHACRYLIC ACID

#39
20090178955
2009-07-16

Process and catalyst for cracking of ethers and alcohols

#40
20080293968
2008-11-27

Method for regenerating catalyst for the production of methacrylic acid and process for preparing methacrylic acid

#41
20080248943
2008-10-09

Method of Regenerating Thermally Deteriorated Catalyst

#42
20080227934
2008-09-18

Methods for recovering activity of molecular sieve catalysts

#43
20080210599
2008-09-04

Process For Upgrading An Fcc Equilibrium Catalyst

#44
20080033168
2008-02-07

Process for regenerating catalyst for producing e-caprolactam and process for producing e-caprolactam

#45
20070167639
2007-07-19

Process for preparing a rejuvenated epoxidation catalyst

#46
20070004951
2007-01-04

Methods for recovering activity of molecular sieve catalysts

#47
20050182254
2005-08-18

Method for producing ε-caprolactam and method for reactivating catalyst for production of ε-caprolactam

#48
20050159296
2005-07-21

Method of restoring catalytic activity to a spent hydroprocessing catalyst, a spent hydroprocessing catalyst having restored catalytic activity, and a hydroprocessing process

#49
20050159295
2005-07-21

Method of restoring catalytic activity to a spent hydrotreating catalyst, the resulting restored catalyst, and a method of hydroprocessing

#50
20050059544
2005-03-17

Method for preparing dehydrocyclodimerization catalyst