ClassID:

161603

F27D21/0028 - CPC Classification

Classification description:

Arrangements of monitoring devices; Arrangements of safety devices Devices for monitoring the level of the melt

Recent Application in this class:
#1
20250354949
2025-11-20

System for the Measurement of the Copper Percentage in White Metal in a Smelting Furnace

#2
20250093105
2025-03-20

ELECTRIC HEATING DEVICES AND METHODS FOR KILNS OF SUBSTRATE GLASS

#3
20240418447
2024-12-19

FURNACE WITH LEVEL DETECTION SYSTEM

#4
20240337447
2024-10-10

BLAST FURNACE SLAG LEVEL ESTIMATION METHOD, OPERATION GUIDANCE METHOD, METHOD OF PRODUCING HOT METAL, BLAST FURNACE SLAG LEVEL ESTIMATION APPARATUS, AND OPERATION GUIDANCE APPARATUS

#5
20240132982
2024-04-25

RESIDUAL LIQUID AMOUNT DETECTION METHOD AND DETECTION APPARATUS FOR THE SAME, RESIDUAL MOLTEN MATERIAL AMOUNT DETECTION METHOD AND DETECTION APPARATUS FOR THE SAME, AND METHOD FOR OPERATING VERTICAL FURNACE

#6
20240118029
2024-04-11

LIQUID LEVEL DETECTION METHOD AND DETECTION APPARATUS FOR THE SAME, MOLTEN MATERIAL LIQUID LEVEL DETECTION METHOD AND DETECTION APPARATUS FOR THE SAME, AND METHOD FOR OPERATING VERTICAL FURNACE

#7
20230113814
2023-04-13

METAL MATERIAL SUPPLY DEVICE

#8
20230040089
2023-02-09

MELTING METHOD IN AN ELECTRIC ARC FURNACE AND MELTING APPARATUS

#9
20230003450
2023-01-05

INTELLIGENT SYSTEM FOR CONTROLLING OPERATIONAL PARAMETERS OF A SMELTING FURNACE

#10
20220396918
2022-12-15

Automatic monitoring of smelt flow exiting a recovery boiler

#11
20220234934
2022-07-28

REFILL SYSTEM WITH IMPROVED UTILIZATION RATE OF ULTRA-THIN GLASS PRODUCTION PROCESS

#12
20220042742
2022-02-10

Melting and holding furnace

#13
20210156615
2021-05-27

A DETECTION SYSTEM FOR DETECTING THE LEVEL OF METAL IN A MELTING FURNACE

#14
20200173867
2020-06-04

SYSTEMS AND METHODS FOR DETERMINING THE TEMPERATURE AND/OR LEVEL OF A MOLTEN METAL BATH IN A VESSEL

#15
20190323775
2019-10-24

METAL MELTING AND HOLDING FURNACE

#16
20190277706
2019-09-12

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

#17
20190136334
2019-05-09

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

#18
20190056177
2019-02-21

Furnace

#19
20170241712
2017-08-24

Melting apparatus for metered melting of paraffin

#20
20170108273
2017-04-20

Submerged combustion furnace for producing frit and method for producing frit

#21
20170072461
2017-03-16

LASER SENSOR FOR MELT CONTROL OF HEARTH FURNACES AND THE LIKE

#22
20170016080
2017-01-19

Method for loading and depositing loaded material in blast furnace, loaded material surface detection device, and method for operating blast furnace

#23
20160363374
2016-12-15

Immersion device for molten metal and steelmaking method

#24
20160341825
2016-11-24

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

#25
20160116216
2016-04-28

Overflow molten metal transfer pump with gas and flux injection

#26
20150330708
2015-11-19

FURNACE CONTROL FOR MANUFACTURING STEEL USING SLAG HEIGHT MEASUREMENT AND OFF-GAS ANALYSIS SYSTEMS

#27
20150276317
2015-10-01

Melt furnace, melt furnace control systems, and method of controlling a melt furnace

#28
20150218667
2015-08-06

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

#29
20150192365
2015-07-09

METHOD AND DEVICE FOR DETECTING THE SLAG LEVEL IN A METALLURGICAL VESSEL

#30
20150153108
2015-06-04

Crucible heating apparatus and method

#31
20150098484
2015-04-09

Tapping device and method using induction heat for melt

#32
20140366625
2014-12-18

Level measurements in metallurgical vessels

#33
20120312124
2012-12-13

System for furnace slopping prediction and lance optimization

#34
20110272866
2011-11-10

Measurement of charge bank level in a metallurgical furnace

#35
20110272865
2011-11-10

Measurement of charge bank level in a metallurgical furnace

#36
20110193274
2011-08-11

Resident measurement system for charge level of blast furnace

#37
20110174457
2011-07-21

PROCESS FOR OPTIMIZING STEEL FABRICATION

#38
20110154949
2011-06-30

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

#39
20110107873
2011-05-12

Method of degassing molten metal

#40
20100326240
2010-12-30

Control method for melting a metal charge and weighing device used in said method

#41
20100213922
2010-08-26

Electromagnetic bath level measurement for pyrometallurgical furnaces

#42
20090230159
2009-09-17

METHOD FOR POURING OFF MELT FROM A TILTABLE METALLURGICAL VESSEL AND INSTALLATION FOR CARRYING OUT THE METHOD

#43
20090223369
2009-09-10

GAS CHROMATOGRAPH

#44
20080034922
2008-02-14

Method of degassing molten metal

#45
20070176334
2007-08-02

Apparatus for determination of an interface of a slag layer

#46
20070119275
2007-05-31

Method for tapping a steel making furnace

#47
20060266796
2006-11-30

Method and a device for detecting slag

#48
20060220281
2006-10-05

Online measurement of molten phases

#49
20060219052
2006-10-05

Method and a device for detecting slag

#50
20060157899
2006-07-20

Single vessel blast furnace and steel making/gasifying apparatus and process

#51
20060048913
2006-03-09

Container for supplying molten metal and safety device

#52
20050200056
2005-09-15

Apparatus and method for determining fluid depth