ClassID:

118713

C21B5/007 - CPC Classification

Classification description:

Making pig-iron in the blast furnace Conditions of the cokes or characterised by the cokes used

Recent Application in this class:
#1
20250277157
2025-09-04

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#2
20250263806
2025-08-21

FOUNDRY COKE PRODUCTS, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#3
20250257278
2025-08-14

METHODS AND APPARATUS FOR ENHANCING THE ENERGY CONTENT OF CARBONACEOUS MATERIALS FROM PYROLYSIS

#4
20250257277
2025-08-14

METHODS AND APPARATUS FOR ENHANCING THE ENERGY CONTENT OF CARBONACEOUS MATERIALS FROM PYROLYSIS

#5
20250092475
2025-03-20

ESTIMATION METHOD OF DEPOSITIONAL SHAPE OF CHARGED MATERIAL INSIDE BLAST FURNACE AND REPLACEMENT METHOD OF COKE INSIDE BLAST FURNACE

#6
20250084495
2025-03-13

CARBON-NEGATIVE METALLURGICAL PRODUCTS

#7
20250075141
2025-03-06

PROCESS FOR PRODUCING HIGH-CARBON BIOGENIC REAGENTS

#8
20250027177
2025-01-23

FOUNDRY COKE PRODUCTS, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS

#9
20240343985
2024-10-17

SYSTEMS AND APPARATUS FOR PRODUCTION OF HIGH-CARBON BIOGENIC REAGENTS

#10
20240294997
2024-09-05

CARBON-NEGATIVE METALLURGICAL PRODUCTS

#11
20240271052
2024-08-15

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#12
20240263095
2024-08-08

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#13
20240229173
2024-07-11

FOUNDRY COKE PRODUCTS AND ASSOCIATED SYSTEMS AND PROCESSING METHODS VIA CUPOLAS

#14
20240229172
2024-07-11

Foundry coke products, and associated systems, devices, and methods

#15
20240158710
2024-05-16

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#16
20240132795
2024-04-25

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#17
20240044018
2024-02-08

ELECTROLYSIS OF CARBON DIOXIDE TO SOLID CARBON USING A LIQUID METAL CATHODE

#18
20230407421
2023-12-21

CARBON-NEGATIVE METALLURGICAL PRODUCTS

#19
20230303939
2023-09-28

Process for producing high-carbon biogenic reagents

#20
20230159840
2023-05-25

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#21
20230150820
2023-05-18

SOLID CARBON PRODUCTION DEVICE AND SOLID CARBON PRODUCTION METHOD

#22
20230147916
2023-05-11

Foundry coke products, and associated systems, devices, and methods

#23
20230142380
2023-05-11

Foundry coke products and associated processing methods via cupolas

#24
20230092078
2023-03-23

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#25
20220380859
2022-12-01

METHOD FOR OPERATING BLAST FURNACE

#26
20220315852
2022-10-06

Systems and apparatus for production of high-carbon biogenic reagents

#27
20220267869
2022-08-25

CARBON-NEGATIVE METALLURGICAL PRODUCTS

#28
20220259684
2022-08-18

Carbon-negative metallurgical products

#29
20220205893
2022-06-30

Fine ratio measuring method and apparatus

#30
20220169936
2022-06-02

Methods and apparatus for enhancing the energy content of carbonaceous materials from pyrolysis

#31
20210395632
2021-12-23

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#32
20210395631
2021-12-23

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#33
20210395630
2021-12-23

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#34
20210388280
2021-12-16

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#35
20210355403
2021-11-18

High-carbon biogenic reagents and uses thereof

#36
20210355402
2021-11-18

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#37
20210355401
2021-11-18

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#38
20210355400
2021-11-18

High-carbon biogenic reagents and uses thereof

#39
20210355399
2021-11-18

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#40
20210355398
2021-11-18

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#41
20210355397
2021-11-18

High-carbon biogenic reagents and uses thereof

#42
20210355396
2021-11-18

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#43
20210348076
2021-11-11

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

#44
20210292671
2021-09-23

Systems and apparatus for production of high-carbon biogenic reagents

#45
20210261877
2021-08-26

High-carbon biogenic reagents and uses thereof

#46
20210214632
2021-07-15

Process for producing high-carbon biogenic reagents

#47
20200299599
2020-09-24

Methods and apparatus for enhancing the energy content of carbonaceous materials from pyrolysis

#48
20190370953
2019-12-05

Fine ratio measuring device and fine ratio measuring system

#49
20190194561
2019-06-27

Process for producing high-carbon biogenic reagents

#50
20190169518
2019-06-06

Systems and apparatus for production of high-carbon biogenic reagents

#51
20190055616
2019-02-21

METHOD FOR PRODUCING METAL FROM METAL OXIDE BY CARBOTHERMIC REDUCTION AND HOLED CAKE USED THEREFOR

#52
20180187088
2018-07-05

Method for producing ferrocoke

#53
20180179605
2018-06-28

METHOD FOR PRODUCING MOLDED PRODUCT FOR FERROCOKE

#54
20180127672
2018-05-10

Methods and apparatus for enhancing the energy content of carbonaceous materials from pyrolysis

#55
20180023166
2018-01-25

Ferrocoke manufacturing method

#56
20170321139
2017-11-09

High-carbon biogenic reagents and uses thereof

#57
20170204483
2017-07-20

Methods for utilizing olefin coke in a steel making process and products made therefrom

#58
20170137716
2017-05-18

Coal mixture, method for manufacturing coal mixture, and method for manufacturing coke

#59
20170058372
2017-03-02

METHOD FOR PREPARING COAL TO BE INJECTED INTO BLAST FURNACE, COAL TO BE INJECTED INTO BLAST FURNACE, AND USAGE OF SAME

#60
20170037334
2017-02-09

Systems and apparatus for production of high-carbon biogenic reagents

#61
20170037333
2017-02-09

Process for producing high-carbon biogenic reagents

#62
20160333284
2016-11-17

Method of enhancing the dry grinding efficiency of petcoke

#63
20160168652
2016-06-16

DESULFURIZATION OF GASES IN THE PRODUCTION OF PIG IRON

#64
20160138120
2016-05-19

Blast furnace operation method

#65
20150368745
2015-12-24

Binder for metallurgical coke and a process for making same

#66
20150218666
2015-08-06

BLAST FURNACE INSTALLATION

#67
20150218477
2015-08-06

Method for preparing blast furnace blow-in coal

#68
20150203930
2015-07-23

Method for preparing blast furnace blow-in coal

#69
20150191804
2015-07-09

Blast-furnace blowing coal and method for producing same

#70
20150191803
2015-07-09

BLAST-FURNACE-BLOW-IN CHARCOAL AND METHOD FOR PRODUCING SAME

#71
20150075326
2015-03-19

High-carbon biogenic reagents and uses thereof

#72
20140373677
2014-12-25

Process for Carbothermic or Electrothermic Production of Crude Iron or Base Products

#73
20140110240
2014-04-24

Methods and apparatus for enhancing the energy content of carbonaceous materials from pyrolysis

#74
20140101992
2014-04-17

Systems and apparatus for production of high-carbon biogenic reagents

#75
20130038003
2013-02-14

MIXING DRUM FOR A BLAST FURNACE

#76
20120285080
2012-11-15

High-carbon biogenic reagents and uses thereof

#77
20120240456
2012-09-27

Solidified biomass

#78
20120205839
2012-08-16

Method for operating blast furnace

#79
20100031777
2010-02-11

Ore treating method, ore treating apparatus, iron manufacturing method, and iron and steel manufacturing method

#80
20080190753
2008-08-14

Method of production of blast furnace coke

#81
20080051614
2008-02-28

Solidified biomass and production method thereof

#82
20060278040
2006-12-14

Process for producing reduced metal and agglomerate with carbonaceous material incorporated therein