ClassID:

160930

F27B3/19 - CPC Classification

Classification description:

Hearth-type furnaces, e.g. of reverberatory type ; Tank furnaces; Details, accessories, or equipment peculiar to hearth-type furnaces Arrangements of devices for discharging

Recent Application in this class:
#1
20260110492
2026-04-23

WET HEARTH MELTING SYSTEMS AND METHODS FOR MELTING SOLID METALS

#2
20260085886
2026-03-26

Method For Manufacturing Metal Alloys And Metal Powders

#3
20250312923
2025-10-09

ROBOTIC TAPPING SYSTEM FOR ELECTRIC ARC FURNACE

#4
20250164187
2025-05-22

GLASS MELTING FURNACES AND VESSELS WITH IMPROVED THERMAL PERFORMANCE

#5
20250060162
2025-02-20

METAL MELTING APPARATUS, SCREEN PLATE FOR METAL MELTING, AND METHOD OF MELTING METAL

#6
20230314078
2023-10-05

DEVICE AND METHOD FOR MAINTAINING EFFICIENT A TAPPING CHANNEL OF A FURNACE FOR THE PRODUCTION OF METAL

#7
20230235959
2023-07-27

Load Lock System And Method For Manufacturing Metal Alloys And Metal Powder

#8
20220307768
2022-09-29

Metal melting apparatus, screen plate for metal melting, and method of melting metal

#9
20210355554
2021-11-18

Production apparatus and method for electric arc furnace steelmaking with fully continuous ultra-short process

#10
20210079489
2021-03-18

Melting furnace for metallurgical plant and operating method therefor

#11
20200164433
2020-05-28

Melting apparatus for the production of steel

#12
20180363982
2018-12-20

Plasma furnace having lateral discharge gates

#13
20180245847
2018-08-30

Molten metal scrap submergence apparatus

#14
20180195141
2018-07-12

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

#15
20180023894
2018-01-25

SYSTEM AND METHOD FOR MELTING LIGHT GAUGE METAL STOCK

#16
20170261263
2017-09-14

TAP ON A METALLURGICAL VESSEL, IN PARTICULAR ON AN ELECTRIC ARC FURNACE

#17
20170198365
2017-07-13

Rotary hearth furnace

#18
20160208350
2016-07-21

SMELTING APPARATUS AND METHOD OF USING THE SAME

#19
20160123669
2016-05-05

Method for tapping a steel making furnace

#20
20160123668
2016-05-05

Sand dispensing system and method of dispensing sand into a metal making furnace

#21
20160082508
2016-03-24

Hearth

#22
20150344983
2015-12-03

Fixed-type electric furnace and molten steel production method

#23
20150323255
2015-11-12

System and method for melting light gauge scrap

#24
20150174655
2015-06-25

Hearth and casting system

#25
20150174654
2015-06-25

Method for casting material

#26
20150145184
2015-05-28

Method for opening and closing a tapping opening of a metallurgical smelting vessel and metallurgical smelting vessel

#27
20150107797
2015-04-23

Flexible minimum energy utilization electric arc furnace system and processes for making steel products

#28
20150102536
2015-04-16

Impact resistant scrap submergence device

#29
20150098484
2015-04-09

Tapping device and method using induction heat for melt

#30
20150069679
2015-03-12

Molten metal scrap submergence apparatus

#31
20140291899
2014-10-02

Apparatus for inducing flow in a molten material

#32
20140290026
2014-10-02

Method of manufacturing a slag discharge door

#33
20140216679
2014-08-07

Tapered hearth

#34
20140210145
2014-07-31

Metal melting furnace vortex chamber body and metal melting furnace using the same

#35
20140175715
2014-06-26

Method and arrangement for vortex reduction in a metal making process

#36
20130320601
2013-12-05

Automatic sanding hopper systems and methods

#37
20130250996
2013-09-26

Slag discharge door device for an electric furnace

#38
20120292836
2012-11-22

Clay gun machine cannon for metallurgical furnaces

#39
20120205841
2012-08-16

Furnace slag door and corresponding furnace

#40
20120138253
2012-06-07

ADVANCED TECHNOLOGY FOR IRON-CHROME ALLOYS PRODUCTION AND RELATED PLANT

#41
20120134384
2012-05-31

Electric arc furnace

#42
20120046155
2012-02-23

Taphole fill material and method for manufacturing the same

#43
20110227262
2011-09-22

Pivoting slag door

#44
20110203415
2011-08-25

Method of suppressing slag foaming in continuous melting furnace

#45
20110126672
2011-06-02

Method and device for the continuous production of steel using metal charge material

#46
20100287992
2010-11-18

FOREHEARTH

#47
20100261599
2010-10-14

Alumina taphole fill material and method for manufacturing

#48
20100127023
2010-05-27

Tapping channel for a metallurgical furnace

#49
20100118910
2010-05-13

Sill and door jamb assembly for electric arc furnace

#50
20090315234
2009-12-24

Slag door assembly for an electric arc furnance

#51
20090256292
2009-10-15

Adjustable feed chute and associated method of feeding and melting

#52
20090212470
2009-08-27

Melting or Holding Furnace

#53
20090065984
2009-03-12

Smelting apparatus

#54
20090049955
2009-02-26

Method and apparatus for the recovery of the secondary metallurgy (LF) slag and its recycling in the steel production process by means of electric furnace

#55
20080258321
2008-10-23

Apparatus for injecting gas into a vessel

#56
20080237945
2008-10-02

Apparatus for injecting material into a vessel

#57
20080202061
2008-08-28

Direct smelting plant

#58
20080179310
2008-07-31

Electric Arc Furnace Runner and Method of Forming an Expendable Lining of an Electric Arc Furnace Runner

#59
20070290420
2007-12-20

Sealing apparatus for a slag door of a metallurgical furnace

#60
20070290419
2007-12-20

Metallurgical processing installation

#61
20070119275
2007-05-31

Method for tapping a steel making furnace

#62
20070006989
2007-01-11

Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes

#63
20050155457
2005-07-21

Method and device for the continuous production of steel using metal charge material

#64
20050145064
2005-07-07

Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes

#65
14969562
2017-04-04

Selective circulation and transfer in a molten metal furnace