ClassID:

118819

C21C5/36 - CPC Classification

Classification description:

Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel; Manufacture of steel in the converter Processes yielding slags of special composition

Sub-classes:
Recent Application in this class:
#1
20240191316
2024-06-13

Pyrometallurgical Method for Recycling Shredded Material of Waste from the Production of New and Defective or End-of-Life Batteries for Electric Vehicles or Portable Li-Ion Batteries

#2
20240167112
2024-05-23

METHOD FOR OPERATING CONVERTER AND METHOD FOR PRODUCING MOLTEN STEEL

#3
20230220504
2023-07-13

ULTRA-HIGH PHOSPHORUS MOLTEN IRON LOW-COST SMELTING METHOD FOR POLAR STEEL

#4
20230167518
2023-06-01

METHOD FOR PRODUCING LOW-CARBON FERROMANGANESE

#5
20220403478
2022-12-22

METHOD FOR MANUFACTURING MOLTEN IRON WITH ELECTRIC ARC FURNACE

#6
20220177999
2022-06-09

PGM converting process and jacketed rotary converter

#7
20220177986
2022-06-09

METHOD FOR MONITORING A STEELMAKING PROCESS AND ASSOCIATED COMPUTER PROGRAM

#8
20210047702
2021-02-18

METHOD TO CONTROL SLAG FOAMING IN A SMELTING PROCESS

#9
20200340070
2020-10-29

Efficient long-service-life blowing method and system for vanadium extraction-decarburization duplex converters

#10
20190338380
2019-11-07

Jacketed rotary converter and PGM converting process

#11
20190078170
2019-03-14

METHOD FOR ELUTING CALCIUM FROM STEEL SLAG AND METHOD FOR RECOVERING CALCIUM FROM STEEL SLAG

#12
20170349484
2017-12-07

Process and system for eliminating the potential for LD and EAF steel slag expansion

#13
20160160302
2016-06-09

Fluxing agent, process of its production, agglomeration mixture and use of slug from secondary metallurgy

#14
20150159233
2015-06-11

Method for the treatment of steelwork slag and hydraulic mineral binder

#15
20150027656
2015-01-29

Method for preparing low-cost clean steel

#16
20150007696
2015-01-08

Method of recovering Fe from steel-making slag

#17
20150000470
2015-01-01

Method for preliminary treatment of molten iron

#18
20140331820
2014-11-13

Method for reducing slag

#19
20110220248
2011-09-15

POROUS MAGNESIA CLINKER, MANUFACTURING METHOD AND USE THEREOF AS FLUX FOR TREATING STEELMAKING SLAG

#20
20110185856
2011-08-04

Ironmaking and steelmaking

#21
20100229685
2010-09-16

Process for producing molten iron

#22
20100064856
2010-03-18

PROCESS AND PLANT FOR PRODUCING STEEL

#23
20090260542
2009-10-22

Aggregate and filler extracted from slag

#24
20090031860
2009-02-05

Production of stainless steel of AISI 4xx grade ferritic steel in an AOD converter

#25
20080236334
2008-10-02

Melting metallurgical process for producing metal melts and transition metal-containing additive for use in this method

#26
20070256518
2007-11-08

Ironmaking and steelmaking

#27
20070227307
2007-10-04

Method for reducing Cr in metallurgical slags containing Cr

#28
20070079667
2007-04-12

METHOD OF PRODUCING STAINLESS STEEL BY RE-USING WASTE MATERIAL OF STAINLESS STEEL PRODUCING PROCESS

#29
20060278042
2006-12-14

Method of producing stainless steel by re-using waste material of stainless steel producing process

#30
20050166710
2005-08-04

Method for treating alloyed carbonic iron smelts used for the production of steel