ClassID:

118863

C21C2005/5288 - 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 electric furnaces Measuring or sampling devices

Recent Application in this class:
#1
20260117333
2026-04-30

METHOD FOR MANUFACTURING STEEL

#2
20260117332
2026-04-30

METHOD OF SMELTING STEEL AND METHOD OF PRODUCING STEEL

#3
20260043613
2026-02-12

SLAG DISCHARGE AMOUNT ESTIMATION METHOD

#4
20240255359
2024-08-01

TEMPERATURE SENSORS

#5
20240167112
2024-05-23

METHOD FOR OPERATING CONVERTER AND METHOD FOR PRODUCING MOLTEN STEEL

#6
20240158876
2024-05-16

METHOD FOR EVALUATING ENERGY EFFICIENCY OF ELECTRIC ARC FURNACE STEELMAKING

#7
20230349767
2023-11-02

DEVICE AND SYSTEM FOR MEASURING A TEMPERATURE OF A MOLTEN METAL

#8
20230349016
2023-11-02

MELTING/REFINING FURNACE FOR COLD IRON SOURCES, AND MELTING/REFINING FURNACE OPERATION METHOD

#9
20220177986
2022-06-09

METHOD FOR MONITORING A STEELMAKING PROCESS AND ASSOCIATED COMPUTER PROGRAM

#10
20220154300
2022-05-19

Sensing and control of position of an electrical discharge

#11
20220099373
2022-03-31

Apparatus and method for feeding and preheating a metal charge in a melting furnace

#12
20220034586
2022-02-03

Method for operating an electric arc furnace

#13
20210396602
2021-12-23

Device and method for measuring a temperature of a molten metal

#14
20210395845
2021-12-23

Estimation of arc location in three dimensions

#15
20210190603
2021-06-24

Temperature sensors

#16
20200355731
2020-11-12

Sensing and control of position of an electrical discharge

#17
20200354802
2020-11-12

CONTROLLING OPERATION AND POSITION OF A LANCE AND NOZZLE ASSEMBLY IN A MOLTEN METAL BATH IN A VESSEL

#18
20200241078
2020-07-30

Estimation of arc location in three dimensions

#19
20190277706
2019-09-12

Systems and methods for determining the temperature and/or level of a molten metal bath in a vessel

#20
20190219615
2019-07-18

Sensing and control of position of an electrical discharge

#21
20190136334
2019-05-09

Device and method for sensing a conveying rate of a liquid material

#22
20180347908
2018-12-06

Equipment for measurement and control of load material fed into a furnace

#23
20180245851
2018-08-30

Method and arrangement for monitoring characteristics of a furnace process in a furnace space and process monitoring unit

#24
20180195141
2018-07-12

ELECTRIC ARC FURNACE WITH AN ANGLED ECCENTRIC BOTTOM TAP-HOLE AND A TAPPING PROCESS USING THE ELECTRIC ARC FURNACE

#25
20180164192
2018-06-14

Direct analysis sampler

#26
20180080715
2018-03-22

Device for measuring the temperature of a molten metal

#27
20180073102
2018-03-15

Method and arrangement for operating a metallurgical furnace and computer program product

#28
20180002770
2018-01-04

Immersion probe and assembly of immersion sublance and immersion probe for a converter furnace

#29
20170316131
2017-11-02

Method of batching and scheduling for steelmaking production with plant-wide process consideration

#30
20170227290
2017-08-10

System and method for determining temperature of a metal melt in an electric arc furnace

#31
20170102184
2017-04-13

Metallurgical container

#32
20170016675
2017-01-19

Furnace cooling panel monitoring system

#33
20160341825
2016-11-24

Device for determining the topography of the burden surface in a shaft furnace

#34
20160123669
2016-05-05

Method for tapping a steel making furnace

#35
20160069748
2016-03-10

Apparatus for temperature measurements of a molten bath in a top submerged injection lance installation

#36
20160061529
2016-03-03

Equipment for measurement and control of load material or scrap feeding into a furnace and relative method

#37
20150323258
2015-11-12

Device for measuring the temperature of a molten metal

#38
20150285559
2015-10-08

Device for monitoring inside of high-temperature furnace, and system for monitoring inside of high-temperature furnace provided with same

#39
20150259758
2015-09-17

Starting a smelting process

#40
20150226484
2015-08-13

Flicker reduction in electric arc furnaces by means of flicker prediction from the state determination in the initial phase of the smelting process

#41
20150218667
2015-08-06

Method and device for measuring levels of cast iron and slag in a blast furnace

#42
20150096811
2015-04-09

Method and device for determining the consumption of electrode material during the operation of an electric furnace

#43
20150049780
2015-02-19

Method for operating an arc furnace and smelting system having an arc furnace operated according to the method

#44
20150003488
2015-01-01

Control system for a melting process

#45
20140318314
2014-10-30

Method for melting steel

#46
20140305261
2014-10-16

Method and a control system for controlling a melting and refining process

#47
20140131002
2014-05-15

Device for measuring slab thickness

#48
20140130636
2014-05-15

Method and a control system for controlling a melting process

#49
20140016663
2014-01-16

Furnace damper control system

#50
20130211581
2013-08-15

Method and control and tracking system of the charge of material transported by a continuous supply conveyor of a metallurgical furnace, particularly an electric furnace for the production of steel

#51
20130194748
2013-08-01

Monitoring device for a sliding closure, a casting tube changer or the like on a metallurgical vessel

#52
20130016754
2013-01-17

Injector cooling block for holding at least one injector

#53
20130000445
2013-01-03

METHOD OF SETTING A SLAG CONSISTENCY AND APPARATUS FOR CARRYING OUT THE METHOD

#54
20120183010
2012-07-19

Method for controlling a melt process in an arc furnace and signal processing component, program code and data medium for performing said method

#55
20120166107
2012-06-28

Diagnostic system and method for metallurgical reactor cooling elements

#56
20120152057
2012-06-21

ELECTRIC ARC MELTING FACILITY AND METHOD FOR PRODUCING MOLTEN METAL BY USING THE ELECTRIC ARC MELTING FACILITY

#57
20120147921
2012-06-14

Wireless lance

#58
20120137757
2012-06-07

Method and apparatus for analyzing samples of metal melts

#59
20120000315
2012-01-05

Method and Device for Controlling Vibrations of a Metallurgical Vessel

#60
20110292961
2011-12-01

METHOD AND DEVICE FOR CONTROLLING A CARBON MONOXIDE OUTPUT OF AN ELECTRIC ARC LIGHT OVEN

#61
20110251712
2011-10-13

SYSTEM FOR TRACKING SYSTEM PROPERTIES

#62
20110203415
2011-08-25

Method of suppressing slag foaming in continuous melting furnace

#63
20110174457
2011-07-21

PROCESS FOR OPTIMIZING STEEL FABRICATION

#64
20110154949
2011-06-30

Method for operating a furnace and device for carrying out the method

#65
20110146447
2011-06-23

Method for controlling foamed slag in a stainless melt in an electronic arc furnace

#66
20100332160
2010-12-30

Method for determining a radiation measurement for thermal radiation, arc furnace, a signal processing device programme code and storage medium for carrying out said method

#67
20100327888
2010-12-30

Method for determining the size and shape measure of a solid material in an arc furnace, an arc furnace, a signal processing device and program code and a memory medium

#68
20100315098
2010-12-16

Method for determining at least one state variable of an electric arc furnace, and electric arc furnace

#69
20100270714
2010-10-28

Apparatus for observing interior of a blast furnace system

#70
20100208765
2010-08-19

Furnace damper control system and method

#71
20100201050
2010-08-12

Systems and methods for accessing a furnace melt

#72
20100122590
2010-05-20

Device for sampling metal melts

#73
20100071508
2010-03-25

Method of regulating the output of carbon monoxide in a metallurgical melting process

#74
20100044931
2010-02-25

METALLURGICAL VESSEL, IN PARTICULAR ARC FURNACE

#75
20090315229
2009-12-24

INDUSTRIAL PLANT HAVING SAFETY-RELEVANT AREA

#76
20090255375
2009-10-15

Method for the production of a foamed slag in a metal bath

#77
20090145572
2009-06-11

Method for controlling a molten metal bath bubbling in a metallurgical vessel and a device for carrying out said method

#78
20090102103
2009-04-23

Infrared Light Sensors for Diagnosis and Control of Industrial Furnaces

#79
20090038438
2009-02-12

Systems and methods for accessing a furnace melt

#80
20080307926
2008-12-18

Method for Determining the Properties of the Content of an Arc Furnace

#81
20080285615
2008-11-20

Method for Determining at Least One State Variable of an Electric Arc Furnace, and Electric Arc Furnace

#82
20080267250
2008-10-30

Equipment for measurement and control of load material or scrap feeding into a furnace and relative method

#83
20080267249
2008-10-30

Method to control the feed of the metal charge for electric arc furnaces

#84
20080192796
2008-08-14

Method and Device for Operating an Electric-Arc Furnace

#85
20080128962
2008-06-05

Furnace cooling system and method

#86
20080047396
2008-02-28

Method for controlling a molten metal bath bubbling in a metallurgical vessel and a device for carrying out said method

#87
20070192070
2007-08-16

IMAGING SYSTEM AND METHOD FOR DETERMINING FALLING CURVES

#88
20070176334
2007-08-02

Apparatus for determination of an interface of a slag layer

#89
20070145650
2007-06-28

Robot system and method for sampling procedures in trucks and carts for concentrate transportation in metal smelting processes

#90
20070133651
2007-06-14

Method for controlling foaming of slag in an electric arc furnace

#91
20070119275
2007-05-31

Method for tapping a steel making furnace

#92
20070101821
2007-05-10

Method for pre-heating, transforming and melting a metal charge and relative plant

#93
20070045913
2007-03-01

System for detecting entry of foreign material during melting

#94
20070001353
2007-01-04

Systems and methods for accessing a furnace melt

#95
20070001352
2007-01-04

Method and apparatus for testing characteristics of a furnace melt

#96
20060266796
2006-11-30

Method and a device for detecting slag

#97
20060237311
2006-10-26

IMMERSION MEASURING PROBE

#98
20060220281
2006-10-05

Online measurement of molten phases

#99
20060219052
2006-10-05

Method and a device for detecting slag

#100
20060091590
2006-05-04

Furnace cooling system and method

#101
20050200056
2005-09-15

Apparatus and method for determining fluid depth