ClassID:

160920

F27B3/10 - CPC Classification

Classification description:

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

Sub-classes:
Recent Application in this class:
#1
20250362081
2025-11-27

MELTING METHOD USING MULTIPLE IMPACTING FLAMES

#2
20230304738
2023-09-28

AGITATION DEVICE AND METHOD FOR MELTING FURNACE AND MELTING FURNACE

#3
20220333219
2022-10-20

Method of stirring liquid metal in an electric arc furnace

#4
20220236007
2022-07-28

NON-WATER COOLED CONSUMABLE ELECTRODE VACUUM ARC FURNACE FOR CONTINUOUS PROCESS

#5
20190285346
2019-09-19

ELECTRODE SEAL FOR USE IN A METALLURGICAL FURNACE

#6
20190219334
2019-07-18

Sidewall with buckstay for a metallurgical furnace

#7
20180311613
2018-11-01

Process and device for treating furnace gas

#8
20180164037
2018-06-14

Conductive metal melting furnace, conductive metal melting furnace system equipped with same, and conductive metal melting method

#9
20180156540
2018-06-07

Furnace for melting and treating metal and metallic waste and method therefor

#10
20180023894
2018-01-25

SYSTEM AND METHOD FOR MELTING LIGHT GAUGE METAL STOCK

#11
20170320732
2017-11-09

METHOD FOR MAKING A GAS FROM WATER, PRODUCT OF THE METHOD, AND APPARATUS THEREFOR

#12
20170283907
2017-10-05

Fuming furnace with lead collecting and discharging function

#13
20170038146
2017-02-09

Immersion heater for molten metal

#14
20160265849
2016-09-15

Furnace with refractory bricks that define cooling channels for gaseous media

#15
20160252305
2016-09-01

Method and arrangement for feeding process gases from a suspension smelting furnace into a waste heat boiler

#16
20160212803
2016-07-21

Arrangement for sealing a bellows cylinder in a pressure block of a pressure ring assembly

#17
20160208861
2016-07-21

Roller bearing replacement device and process for switching roller bearings

#18
20160208860
2016-07-21

Roller bearing replacement device and process for replacing roller bearings

#19
20160208859
2016-07-21

Carrier roller bearing system of a carrier roller of a roller hearth furnace, carrier roller handling system for switching roller bearings and process for switching roller bearings

#20
20160208858
2016-07-21

Roller bearing replacement device

#21
20160123665
2016-05-05

Method of operating electric arc furnace

#22
20160082508
2016-03-24

Hearth

#23
20160017458
2016-01-21

Direct smelting process and apparatus

#24
20160017446
2016-01-21

Cokeless reverberatory furnace for melting iron with separate hearth and melting chamber

#25
20150345382
2015-12-03

Energy recovery from fumes from a melting furnace with a gas turbine and heat exchangers

#26
20150323255
2015-11-12

System and method for melting light gauge scrap

#27
20150322590
2015-11-12

Apparatus for processing a melt

#28
20150176099
2015-06-25

Furnace and system for heat treating material

#29
20150174655
2015-06-25

Hearth and casting system

#30
20150174654
2015-06-25

Method for casting material

#31
20140291899
2014-10-02

Apparatus for inducing flow in a molten material

#32
20140245935
2014-09-04

Furnace with refractory bricks that define cooling channels for gaseous media

#33
20140216679
2014-08-07

Tapered hearth

#34
20130323322
2013-12-05

METHOD FOR MAKING A GAS FROM AN AQUEOUS FLUID PRODUCT OF THE METHOD AND APPARATUS THERFOR

#35
20130269483
2013-10-17

Apparatus and method for electromagnetic stirring in an electrical arc furnace

#36
20130195138
2013-08-01

HEAT EXCHANGER FOR THE RAPID COOLING OF FLUE GAS OF IRONWORK PLANTS, APPARATUS FOR THE TREATMENT OF FLUE GAS OF IRONWORK PLANTS COMPRISING SUCH A HEAT EXCHANGER AND RELATIVE TREATMENT METHOD

#37
20130118307
2013-05-16

DEVICE FOR PRODUCING GRANULAR METAL IRON AND PROCESS FOR PRODUCING GRANULAR METAL IRON

#38
20130036867
2013-02-14

MELTING METHOD AND RECYCLING METHOD FOR COLLECTED PRINTING PLATES

#39
20120223107
2012-09-06

Fastening system for tiltable metallurgical vessels

#40
20120205841
2012-08-16

Furnace slag door and corresponding furnace

#41
20120139170
2012-06-07

Slag discharge door apparatus for electric furnace

#42
20120137736
2012-06-07

GLASS-MELTING FURNACE, PROCESS FOR PRODUCING MOLTEN GLASS, APPARATUS FOR PRODUCING GLASS PRODUCTS AND PROCESS FOR PRODUCING GLASS PRODUCTS

#43
20120067171
2012-03-22

Direct smelting process and apparatus

#44
20110239822
2011-10-06

PRODUCTION OF FERRO-ALLOYS

#45
20110197709
2011-08-18

Agitation device, melting apparatus and melting method

#46
20110148012
2011-06-23

Immersion heater for molten metal

#47
20100209360
2010-08-19

Method for Making a Gas from an Aqueous Fluid, Product of the Method, and Apparatus Therefor

#48
20100201050
2010-08-12

Systems and methods for accessing a furnace melt

#49
20090274190
2009-11-05

MELTING FURNACE, IN PARTICULAR ELECTRIC ARC FURNACE

#50
20090255375
2009-10-15

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

#51
20090038438
2009-02-12

Systems and methods for accessing a furnace melt

#52
20080111286
2008-05-15

Metallurgical vessel with fixing system

#53
20080101432
2008-05-01

Furnace installation and method for melting down metallic or metal-containing charge materials

#54
20070251350
2007-11-01

High Temperature and Vibration Joint Closure Composition and Method of Application

#55
20070138714
2007-06-21

Device for melting down metal-containing material

#56
20070064763
2007-03-22

Glass melt electrode and method for melting glass or glass ceramic

#57
20070001353
2007-01-04

Systems and methods for accessing a furnace melt

#58
20060108723
2006-05-25

Apparatus for injecting gas into a vessel

#59
20060108722
2006-05-25

Apparatus for injecting gas into a vessel

#60
20050046094
2005-03-03

Metallurgical vessel for melting device for liquid metals