ClassID:

84756

C01B21/28 - 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 Apparatus

Recent Application in this class:
#1
20250187918
2025-06-12

METHOD AND REACTOR FOR PREPARING NITRIC OXIDE

#2
20250011171
2025-01-09

MONO PRESSURE SYSTEM FOR PRODUCING NITRIC ACID AND METHOD OF OPERATING THEREOF

#3
20240367976
2024-11-07

DUAL PRESSURE SYSTEM FOR PRODUCING NITRIC ACID AND METHOD OF OPERATING THEREOF

#4
20240343577
2024-10-17

DUAL PRESSURE SYSTEM FOR PRODUCING NITRIC ACID AND METHOD OF OPERATING THEREOF

#5
20240343576
2024-10-17

MONO PRESSURE SYSTEM FOR PRODUCING NITRIC ACID AND METHOD OF OPERATING THEREOF

#6
20240336481
2024-10-10

DUAL PRESSURE SYSTEM FOR PRODUCING NITRIC ACID AND METHOD OF OPERATING THEREOF

#7
20240228284
2024-07-11

SYSTEM FOR EVACUATING NOx GASES FROM A NITRIC ACID STORAGE TANK

#8
20240002231
2024-01-04

AMMONIA BURNER FOR NITRIC ACID PRODUCTION

#9
20230382734
2023-11-30

MONO-PRESSURE PLANT FOR THE PRODUCTION OF NITRIC ACID AND METHOD FOR OPERATING SAME

#10
20230136523
2023-05-04

DEVICE FOR CONVERTING AMMONIA TO NITRIC OXIDE

#11
20230038954
2023-02-09

PROCESS AND PLANT FOR PREPARING NITRIC ACID

#12
20220227628
2022-07-21

Plant for the production of nitric acid, a related process and method of revamping

#13
20220219985
2022-07-14

Plant for the production of nitric acid, a related process and method of revamping

#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
20210268156
2021-09-02

ROBUST NITRIC OXIDE-RELEASING POLYMERS AND ARTICLES AND METHODS OF MAKING AND USES THEREOF

#17
20210238038
2021-08-05

PROCESS FOR NITRIC ACID PRODUCTION

#18
20210171348
2021-06-10

Method for the catalytic oxidation of ammonia gas

#19
20200346178
2020-11-05

DUAL GRID CATALYST BASKET AND METHOD OF INDEPENDENTLY SUPPORTING PRIMARY AND SECONDARY CATALYSTS

#20
20200338518
2020-10-29

Catalyst support systems for ammonia oxidation burners

#21
20200202448
2020-06-25

Systems and methods for estimation of building floor area

#22
20200071167
2020-03-05

Plant for the production of nitric acid, a related process and method of revamping

#23
20190359486
2019-11-28

Method for oxidizing ammonia and system suitable therefor

#24
20190337804
2019-11-07

Method and plant for producing nitric acid

#25
20190039892
2019-02-07

Reactor for oxidation of ammonia in the production of nitric acid

#26
20180354794
2018-12-13

REDUCTION OF THE NOX WASTE GAS CONCENTRATION IN THE PRODUCTION OF NITRIC ACID DURING A SHUTDOWN AND/OR START-UP PROCESS OF THE PRODUCTION DEVICE

#27
20180305210
2018-10-25

Modular catalyst monoliths

#28
20180105419
2018-04-19

Process and plant for preparing nitric acid

#29
20170348660
2017-12-07

Method for arranging a packing in a burner and burner basket for a burner

#30
20170260051
2017-09-14

Burner basket for an ammonia oxidation burner

#31
20170239635
2017-08-24

Dual grid catalyst basket and method of independently supporting primary and secondary catalysts

#32
20160200575
2016-07-14

Basket-like device having wall insulation

#33
20160039674
2016-02-11

Method for oxidizing ammonia and system suitable therefor

#34
20150209754
2015-07-30

Apparatus for minimizing bypass in ammonia oxidation burners of industrial plants with burner diameters of 2-7 M in natural- or forced-circulation boilers

#35
20150030521
2015-01-29

Ammonia oxidation reactor with internal filter element

#36
20140353918
2014-12-04

Apparatus for minimizing bypass in ammonia oxidation burners

#37
20140195275
2014-07-10

Systems and methods for performing a risk management assessment of a property

#38
20130262029
2013-10-03

Systems and methods for performing a risk management assessment of a property

#39
20130164494
2013-06-27

Ammonia oxidation catalysts

#40
20120321529
2012-12-20

NH3 oxidizer gas distributor

#41
20120119395
2012-05-17

Device for preventing corrosion on a gas inlet nozzle during nitric acid condensation

#42
20120034148
2012-02-09

Device and process for catalytic gas phase reactions and use thereof

#43
20110200515
2011-08-18

Catalyst containment unit

#44
20110165050
2011-07-07

Sealing of no compressor and residaul gas expander in a nitric acid plant

#45
20100166631
2010-07-01

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

#46
20100158784
2010-06-24

Ammonia oxidation catalysts

#47
20100040505
2010-02-18

Method and device for preventing corrosion of a gas inlet nozzle during nitric acid condensation

#48
20070098613
2007-05-03

Method for removing NO during the production of nitric acid

#49
20060110302
2006-05-25

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

#50
20050106092
2005-05-19

Method for the production of nitric acid