ClassID:

118795

C21B2300/02 - CPC Classification

Classification description:

Process aspects Particular sequence of the process steps

Recent Application in this class:
#1
20260117331
2026-04-30

MANAGEMENT OF OFFGAS DUCT ACCRETIONS IN A SMELTING PROCESS

#2
20260071288
2026-03-12

Hot Metal Production from DRI with Electric Arc Heating

#3
20250388986
2025-12-25

Silicon Reduction of Iron Oxide

#4
20240392399
2024-11-28

INDUCTION HEATING OF DRI

#5
20240376559
2024-11-14

METHOD FOR PRODUCING SLAG HAVING A DESIRED QUALITY

#6
20240368716
2024-11-07

MOLTEN PIG IRON MANUFACTURING METHOD

#7
20240360526
2024-10-31

METHOD FOR OPERATING A METALLURGICAL PLANT FOR PRODUCING IRON PRODUCTS

#8
20240352547
2024-10-24

IRON-CONTAINING POWDER DIRECT STEELMAKING DEVICE IN REDUCING ATMOSPHERE AND METHOD FOR USING SAME

#9
20240327939
2024-10-03

SUSTAINABLE STEEL PRODUCTION WITH CO-GENERATION OF HYDROGEN

#10
20240191314
2024-06-13

METHOD OF OPERATING AN ELECTRIC ARC FURNACE AND STEEL MILL

#11
20240035103
2024-02-01

PROCESS FOR THE PRODUCTION OF CARBURIZED SPONGE IRON

#12
20230416854
2023-12-28

SYSTEMS AND METHODS FOR STEEL PRODUCTION

#13
20230313328
2023-10-05

PRODUCTION METHOD OF PIG IRON

#14
20230295755
2023-09-21

Modular direct reduction systems and associated methods

#15
20230287528
2023-09-14

Hot Metal Production from DRI with Electric Arc Heating

#16
20230257838
2023-08-17

Systems and methods for steel production

#17
20230235418
2023-07-27

METHOD AND DEVICE FOR PRODUCING DIRECT REDUCED METAL

#18
20220235426
2022-07-28

METHOD AND SYSTEM FOR PRODUCING STEEL OR MOLTEN-IRON-CONTAINING MATERIALS WITH REDUCED EMISSIONS

#19
20220213565
2022-07-07

Cooperative emission reduction method for sintering using energy-carrying composite gas medium

#20
20220002826
2022-01-06

Device for manufacturing molten iron

#21
20210310089
2021-10-07

PROCESS AND SYSTEM FOR EXTRACTION OF IRON OXIDE FROM ORE

#22
20200347468
2020-11-05

P process of making pig iron in a blast furnace using pellets containing thermoplastic and cellulosic materials

#23
20190230746
2019-07-25

Method for ironmaking by smelting reduction in stir-generated vortex

#24
20190169703
2019-06-06

GLASS-MAKING-QUALITY GRANULATED SLAG PROCESS

#25
20180312933
2018-11-01

Method of simultaneously recycling plastics and detoxifying chromite ore processing residue by residual heat from steel slag

#26
20180057901
2018-03-01

Method and device for granulating molten material

#27
20170073781
2017-03-16

Production method of granular metallic iron

#28
20170051369
2017-02-23

Method for recycling-processing of dust generated in converter furnace, and method for manufacturing steel

#29
20160351931
2016-12-01

Integrated electrical power and chemical production using fuel cells

#30
20160319383
2016-11-03

Combined system for producing steel and method for operating the combined system

#31
20160319382
2016-11-03

SYSTEM FOR AND METHOD OF MANUFACTURING REDUCED IRON

#32
20160237514
2016-08-18

METHOD FOR MANUFACTURING IRON NUGGETS

#33
20150252269
2015-09-10

Integration of molten carbonate fuel cells in fischer-tropsch synthesis

#34
20150068364
2015-03-12

BLAST FURNACE WITH TOP-GAS RECYCLE

#35
20150007696
2015-01-08

Method of recovering Fe from steel-making slag

#36
20140343173
2014-11-20

Integration of molten carbonate fuel cells in Fischer-Tropsch synthesis

#37
20140342251
2014-11-20

Integrated power generation and carbon capture using fuel cells

#38
20140272638
2014-09-18

Integration of molten carbonate fuel cells in methanol synthesis

#39
20140272637
2014-09-18

Integration of molten carbonate fuel cells in Fischer-Tropsch synthesis

#40
20140272634
2014-09-18

Integrated power generation and chemical production using fuel cells

#41
20140272632
2014-09-18

Integration of molten carbonate fuel cells in fischer-tropsch synthesis

#42
20140272629
2014-09-18

Integration of molten carbonate fuel cells in a refinery setting

#43
20140272628
2014-09-18

Integrated electrical power and chemical production using fuel cells

#44
20140272626
2014-09-18

Integrated power generation and chemical production using fuel cells at a reduced electrical efficiency

#45
20140272625
2014-09-18

Integrated operation of molten carbonate fuel cells

#46
20140272624
2014-09-18

Integrated carbon capture and chemical production using fuel cells

#47
20140272621
2014-09-18

Integration of molten carbonate fuel cells for synthesis of nitrogen compounds

#48
20140272619
2014-09-18

Integrated power generation and carbon capture using fuel cells

#49
20140272617
2014-09-18

Integrated power generation and carbon capture using fuel cells

#50
20140260798
2014-09-18

Integration of molten carbonate fuel cells in iron and steel processing

#51
20140260311
2014-09-18

Integration of molten carbonate fuel cells with fermentation processes

#52
15862620
2020-12-08

Process and system for extraction of iron oxide from ore