ClassID:

161112

F27B9/2407 - CPC Classification

Classification description:

Furnaces through which the charge is moved mechanically, e.g. of tunnel type ; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor the conveyor being constituted by rollers (roller hearth furnace)

Sub-classes:
Recent Application in this class:
#1
20250334334
2025-10-30

CONTINUOUS HEAT TREATMENT SYSTEM FOR HIGH-PRESSURE FLUID STORAGE CONTAINER

#2
20250327620
2025-10-23

FURNACE FOR THE TEMPERATURE TREATMENT OF GOODS, USE OF THE FURNACE, AND METHOD FOR THE TEMPERATURE TREATMENT OF GOODS

#3
20250172339
2025-05-29

HEAT TREATMENT SYSTEM

#4
20250155197
2025-05-15

HEAT TREATMENT SYSTEM

#5
20250020407
2025-01-16

TRANSFER APPARATUS AND ELECTRODE MATERIAL HEAT TREATMENT APPARATUS INCLUDING THE SAME

#6
20240410652
2024-12-12

HEAT TREATMENT FURNACE

#7
20240369223
2024-11-07

METHOD AND KILN FOR THE FIRING OF SUBSTANTIALLY FLAT BASE CERAMIC ARTICLES

#8
20240351799
2024-10-24

OBJECT ORIENTATION ADJUSTING DEVICE

#9
20240181679
2024-06-06

SYSTEM AND PROCESS TO HEAT PREFORMED PLASTIC PIPES

#10
20240159466
2024-05-16

HEAT TREATMENT APPARATUS FOR MANUFACTURING ACTIVE MATERIAL FOR SECONDARY BATTERY

#11
20240151469
2024-05-09

HEAT TREATMENT APPARATUS FOR MANUFACTURING ACTIVE MATERIAL FOR SECONDARY BATTERY

#12
20240068062
2024-02-29

DEVICE FOR HEATING STEEL PRODUCTS

#13
20240003628
2024-01-04

CENTERING DEVICE FOR METAL BLANKS

#14
20230366626
2023-11-16

FIRING FURNACE

#15
20230173802
2023-06-08

OVEN SYSTEM FOR HEATING LAMINATED GLASS PANES

#16
20230168036
2023-06-01

HEAT TREATMENT FURNACE

#17
20230114230
2023-04-13

FURNACE ROLLER, ROLLER HEARTH FURNACE, USE OF THE FURNACE ROLLER AND PROCESS FOR PRODUCTION OF A HOT-FORMED AND AT LEAST PARTLY PRESS-HARDENED VEHICLE COMPONENT

#18
20230074546
2023-03-09

Apparatus for calcining secondary battery cathode material

#19
20230065933
2023-03-02

Mounting a ceramic roller in a roller hearth furnace

#20
20220333864
2022-10-20

Transport roller for heating furnaces

#21
20220268521
2022-08-25

FURNACE ROLLER AND ROLLER FURNACE

#22
20210318067
2021-10-14

ROLLER HEARTH FURNACE

#23
20210310737
2021-10-07

Roller for a roller hearth furnace

#24
20210262732
2021-08-26

Method for moulding a sheet into a component of complex shape having areas with different mechanical properties, particularly a motor-vehicle component

#25
20210155996
2021-05-27

Method for heating a metal component to a target temperature and corresponding roller hearth furnace

#26
20210080182
2021-03-18

FURNACE ROLLER ASSEMBLY

#27
20210071955
2021-03-11

Arrangement having plural temperature-control stations for heat treating component parts, and their handling

#28
20210061575
2021-03-04

CONVEYANCE ROLLER FOR HEATING FURNACE

#29
20200269205
2020-08-27

Device and method for thermal or thermo-chemical treatment of material

#30
20190360749
2019-11-28

ROLL-TRANSPORT DEVICE

#31
20190293352
2019-09-26

Industrial kiln

#32
20190285345
2019-09-19

Roller transport assembly for transporting rollers to and from a roller hearth furnace

#33
20190241477
2019-08-08

Roller for a roller furnace having at least one coating on the surface

#34
20190218642
2019-07-18

Thermal reduction apparatus for metal production, gate device, condensing system, and control method thereof

#35
20190106281
2019-04-11

Conveyor roll assembly, use thereof and end cap for a conveyor roll

#36
20180326614
2018-11-15

Ceramic composite

#37
20180326476
2018-11-15

Guiding unit for slabs in a continuous casting plant

#38
20180258506
2018-09-13

HEAT TREATMENT SYSTEM

#39
20180243942
2018-08-30

MANUFACTURING METHOD OF CERAMIC BODY

#40
20180231313
2018-08-16

Heating device for hot stamping

#41
20170370648
2017-12-28

Heat treatment system

#42
20170253521
2017-09-07

Glass sheet processing system having cooling of conveyor roller ends

#43
20170183757
2017-06-29

HOT STAMPING METHOD FOR MANUFACTURING VEHICLE BODY PARTS

#44
20170158565
2017-06-08

Roll comprising an abradable coating

#45
20170130287
2017-05-11

METHOD FOR HEAT TREATMENT, HEAT TREATMENT APPARATUS, AND HEAT TREATMENT SYSTEM

#46
20170106437
2017-04-20

Apparatus and method for production of long metal products

#47
20170080486
2017-03-23

Roll for handling a load in a furnace usable in a continuous casting and rolling process for thin carbon steel slabs

#48
20160208861
2016-07-21

Roller bearing replacement device and process for switching roller bearings

#49
20160208860
2016-07-21

Roller bearing replacement device and process for replacing roller bearings

#50
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

#51
20160208858
2016-07-21

Roller bearing replacement device

#52
20160195332
2016-07-07

Apparatus for the heat treatment of coated semi-finished steel products

#53
20160146537
2016-05-26

Installation for treating a material

#54
20160138806
2016-05-19

Industrial furnace and process for controlling the combustion inside

#55
20160102915
2016-04-14

Heat treatment roller hearth furnace drive system

#56
20160069615
2016-03-10

Thermal reduction apparatus for metal production, gate device, condensing system, and control method thereof

#57
20150367552
2015-12-24

HEATING DEVICE AND STRAPPING BAND MANUFACTURING APPARATUS INCLUDING THE SAME

#58
20150176901
2015-06-25

Thermal processing furnace for workpieces

#59
20140227651
2014-08-14

Roller hearth furnace and method for heating workpieces

#60
20140144198
2014-05-29

Hot stamping system and method

#61
20140011149
2014-01-09

Carrier transport system

#62
20130330520
2013-12-12

HEARTH ROLL HAVING EXCELLENT MN BUILD-UP RESISTANCE, THERMAL SHOCK RESISTANCE, AND ABRASION RESISTANCE, AND THERMAL SPRAY MATERIAL THEREFOR

#63
20130008567
2013-01-10

Heat treatment method

#64
20120322016
2012-12-20

ROLLER HEARTH CALCINING FURNACE AND METHOD OF USE

#65
20120318634
2012-12-20

Roller for in-furnace conveyance

#66
20120304931
2012-12-06

Carbon-Based Containment System

#67
20120297568
2012-11-29

Roller cleaning device

#68
20120104667
2012-05-03

High temperature and economizing furnace system

#69
20120018114
2012-01-26

Casting and continuous rolling method and plant to make long metal rolled products

#70
20120018111
2012-01-26

TEMPERATURE MAINTENANCE AND/OR POSSIBLE HEATING APPARATUS FOR LONG METAL PRODUCTS AND RELATIVE METHOD

#71
20110294082
2011-12-01

METAL HEAT TREATING METHODS AND DEVICES

#72
20110165531
2011-07-07

Carrier positioning method and carrier transport system

#73
20110132897
2011-06-09

Heating device and heating method

#74
20110104449
2011-05-05

HEARTH ROLL HAVING EXCELLENT MN BUILD-UP RESISTANCE, THERMAL SHOCK RESISTANCE, AND ABRASION RESISTANCE, AND THERMAL SPRAY MATERIAL THEREFOR

#75
20110002834
2011-01-06

Apparatus for Producing Silicone Carbide Articles and Articles Made Therewith

#76
20100294009
2010-11-25

Conveying device, hot rolling apparatus, conveying method, and hot rolling method

#77
20100289194
2010-11-18

Use and method of producing a dispersion strengthened steel as material in a roller for a roller hearth furnace

#78
20100230874
2010-09-16

Hearth roll in a continuous annealing furnace and its production method

#79
20100206688
2010-08-19

Cooling method of carrying section and carrier

#80
20100148410
2010-06-17

Linear hearth furnace system and methods regarding same

#81
20100127418
2010-05-27

Methods For Continuous Firing Of Shaped Bodies And Roller Hearth Furnaces Therefor

#82
20100110175
2010-05-06

Video camera inspection system for roller hearth heat treating furnaces and the like

#83
20100086002
2010-04-08

Heating furnace system for hot stamping

#84
20100068669
2010-03-18

CONTINUOUS HEAT TREATMENT FURNACE

#85
20100031776
2010-02-11

System and method of producing metallic iron

#86
20090298001
2009-12-03

Roller hearth furnace for healing and/or temperature equalisation of steel or steel alloy continuous cast products and arrangement thereof before a hot strip final rolling mill

#87
20090269713
2009-10-29

Heat treatment equipment

#88
20090263758
2009-10-22

Method and continuous furnace for heating workpieces

#89
20090170047
2009-07-02

Method and system for thermal processing of objects in chambers

#90
20090149308
2009-06-11

Method and device for siliconization of carbon-containing materials

#91
20090004615
2009-01-01

Roller hearth calcining furnace and method of use

#92
20080304941
2008-12-11

Multi-Stage Baking Apparatus for Plasma Display Panel

#93
20080302211
2008-12-11

Linear hearth furnace system and methods regarding same

#94
20070257407
2007-11-08

Multi-deck furnace

#95
20070232471
2007-10-04

Adiabatic Roll

#96
20070180884
2007-08-09

Water Cooled Roll with Heat Resistant Arbor Design

#97
20070144869
2007-06-28

Roller cleaning system

#98
20070042883
2007-02-22

Non-dusting roll for tft glass

#99
20060251999
2006-11-09

Driving apparatus for rollers of roller hearth furnaces and roller hearth furnace

#100
20060118546
2006-06-08

Firing furnace and method for manufacturing porous ceramic fired object with firing furnace

#101
20050274373
2005-12-15

Method and apparatus for heating glass panels

#102
20050229748
2005-10-20

Linear hearth furnace system and methods regarding same

#103
20050158685
2005-07-21

Heat treatment furnace

#104
20050048861
2005-03-03

Method and apparatus for manufacturing plasma display panel