ClassID:

84754

C01B21/265 - CPC Classification

Classification description:

Nitrogen; Compounds thereof; Nitrogen oxides; Oxyacids of nitrogen; Salts thereof; Nitric oxide (NO); Preparation by catalytic or non-catalytic oxidation of ammonia characterised by the catalyst

Recent Application in this class:
#1
20260138873
2026-05-21

CATALYST SYSTEM HAVING A CATALYST NETWORK COMPRISING A NOBLE METAL WIRE FOR LONG CAMPAIGNS IN AMMONIA OXIDATION

#2
20260117340
2026-04-30

VOLATILE AND PRECIOUS METAL RECOVERY SYSTEM MADE OF STACKED SILVER-COMPRISING ELEMENTS

#3
20260008041
2026-01-08

SYSTEMS AND METHODS FOR ALIGNING DIGITAL SLIDE IMAGES

#4
20250325972
2025-10-23

CATALYST NETWORK COMPRISING A NOBLE METAL WIRE MADE OF A DISPERSION-STRENGTHENED NOBLE METAL ALLOY

#5
20250010280
2025-01-09

CATALYST GAUZE

#6
20240390880
2024-11-28

CATALYTIC STRUCTURES WITH METAL OXIDE SUBSTRATES, AND METHODS FOR FABRICATION AND USE THEREOF

#7
20240217820
2024-07-04

HIGH ENERGY RECOVERY PROCESS FOR THE PRODUCTION OF NITRIC ACID

#8
20230415139
2023-12-28

NOBLE METAL NET FOR CATALYZING GAS PHASE REACTIONS, PRODUCTION METHOD FOR SAME, AND USE OF SAME IN AN AMMONIA OXIDATION METHOD

#9
20230398531
2023-12-14

PRECIOUS METAL MESH FOR CATALYZING GAS-PHASE REACTIONS

#10
20230321644
2023-10-12

GAUZES HAVING A TERTIARY STRUCTURE FOR THE CATALYTIC CONVERSION OF FLUIDS

#11
20230226534
2023-07-20

PRECIOUS METAL GRID FOR CATALYZING GAS PHASE REACTIONS

#12
20230136523
2023-05-04

DEVICE FOR CONVERTING AMMONIA TO NITRIC OXIDE

#13
20220143591
2022-05-12

Catalyst gauze

#14
20220135407
2022-05-05

APPARATUS AND PROCESS FOR CONVERSION OF AMMONIA INTO OXIDES OF NITROGEN

#15
20220089439
2022-03-24

CATALYST SYSTEM AND METHOD FOR THE CATALYTIC COMBUSTION OF AMMONIA TO FORM NITROGEN OXIDES IN A MEDIUM-PRESSURE SYSTEM

#16
20220080396
2022-03-17

Catalyst system and method for the catalytic combustion of ammonia to form nitrogen oxides in a medium-pressure system

#17
20210069643
2021-03-11

Process for reducing the content of NOx and N2O from a tail gas of a nitric acid process

#18
20190359486
2019-11-28

Method for oxidizing ammonia and system suitable therefor

#19
20190184386
2019-06-20

A WIRE FOR MANUFACTURING CATALYST GAUZES

#20
20190039892
2019-02-07

Reactor for oxidation of ammonia in the production of nitric acid

#21
20170334722
2017-11-23

Method for removing NO and NOfrom the nitric acid production process, and an installation suitable for same

#22
20170334721
2017-11-23

Mixed metal oxide catalyst and production of nitric oxide by oxidation of ammonia

#23
20160200575
2016-07-14

Basket-like device having wall insulation

#24
20160039674
2016-02-11

Method for oxidizing ammonia and system suitable therefor

#25
20150375220
2015-12-31

Catalyst having a three-dimensional dent structure in the form of a hexagon

#26
20150367330
2015-12-24

Ammonia oxidation catalyst for the production of nitric acid based on yttrium-gadolinium ortho cobaltates

#27
20150353356
2015-12-10

Ammonia oxidation catalyst for the production of nitric acid based on metal doped yttrium ortho cobaltate

#28
20150191353
2015-07-09

Catalyst structures

#29
20150118268
2015-04-30

Modular biocompatible materials for medical devices and uses thereof

#30
20140178504
2014-06-26

Modular biocompatible materials for medical devices and uses thereof

#31
20140031202
2014-01-30

Catalyst

#32
20140031201
2014-01-30

Catalyst

#33
20130336872
2013-12-19

Method for removing NO and NOfrom the nitric acid production process, and an installation suitable for same

#34
20130164494
2013-06-27

Ammonia oxidation catalysts

#35
20130040807
2013-02-14

NON-WOVEN MATERIAL OR NETTING OF METAL FIBERS

#36
20130039828
2013-02-14

Catalyst structures

#37
20120251430
2012-10-04

NITROGEN OXIDE AND HYDROCYANIC ACID PRODUCTION METHOD

#38
20120183467
2012-07-19

LOW TEMPERATURE OXIDATION OF AMMONIA IN NITRIC ACID PRODUCTION

#39
20110200515
2011-08-18

Catalyst containment unit

#40
20110159116
2011-06-30

Biocompatible materials for medical devices

#41
20110129406
2011-06-02

Metal fibers for catalyst non-wovens

#42
20100278709
2010-11-04

Catalyst for production of nitric oxide

#43
20100247417
2010-09-30

Mixed metal oxide catalyst and production of nitric oxide by oxidation of ammonia

#44
20100166631
2010-07-01

Device and method for catalytic gas phase reaction and the use thereof

#45
20100158784
2010-06-24

Ammonia oxidation catalysts

#46
20090304569
2009-12-10

Activated ignition promoters for metal catalyzed reactions

#47
20080044331
2008-02-21

Method for Reducing the Content of N2O and NOx in Gases

#48
20070098613
2007-05-03

Method for removing NO during the production of nitric acid

#49
20070031314
2007-02-08

Catalyst charge design

#50
20060110302
2006-05-25

Method and device for supporting catalyst gauzes in an ammonia oxidation burner

#51
20050271572
2005-12-08

Activated ignition promoters for metal catalyzed reactions