ClassID:

161168

F27B9/39 - 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; Details, accessories, or equipment peculiar to furnaces of these types Arrangements of devices for discharging

Recent Application in this class:
#1
20250297808
2025-09-25

METHOD FOR HOLDING SAGGAR

#2
20250155197
2025-05-15

HEAT TREATMENT SYSTEM

#3
20250093101
2025-03-20

ROTARY KILN

#4
20240208746
2024-06-27

CONVEYOR

#5
20240151469
2024-05-09

HEAT TREATMENT APPARATUS FOR MANUFACTURING ACTIVE MATERIAL FOR SECONDARY BATTERY

#6
20240085112
2024-03-14

HEAT TREATMENT SYSTEM

#7
20240068062
2024-02-29

DEVICE FOR HEATING STEEL PRODUCTS

#8
20230204286
2023-06-29

Rotary kiln

#9
20220307769
2022-09-29

BAKED OBJECT TAKING-OUT APPARATUS

#10
20210348848
2021-11-11

Carbon Baking Furnace

#11
20190353423
2019-11-21

Thermal gradient exchange materials processing method

#12
20190310019
2019-10-10

Carbon Baking Furnace

#13
20180017327
2018-01-18

Plant and method for recovering metals and/or metal oxides from industrial process waste, in particular refinery waste

#14
20170148568
2017-05-25

Permanent magnet, motor, and generator

#15
20170130287
2017-05-11

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

#16
20160010919
2016-01-14

Thermal gradient exchange materials processing method

#17
20150322546
2015-11-12

Method and device for producing crude copper

#18
20150292802
2015-10-15

Carbon Baking Furnace

#19
20140150606
2014-06-05

Method of manufacturing direct reduction iron and reduction firing apparatus

#20
20140127636
2014-05-08

Energy efficient furnace with coaxial segmented center hearth and multiple combustion stages with regenerative heat return

#21
20140099590
2014-04-10

Multistage furnace system

#22
20140099085
2014-04-10

Multistage furnace

#23
20120230802
2012-09-13

Device and a method for transporting blanks made from an initially plastic, especially ceramic, material to and from a dryer and a kiln

#24
20120055286
2012-03-08

Method of manufacturing direct reduction iron and reduction firing apparatus

#25
20120024284
2012-02-02

Device for preheating objects, particularly aluminum strands, rods, or pins, as well as a system having such a device

#26
20120013054
2012-01-19

System and method for producing metallic iron

#27
20110017016
2011-01-27

SYSTEM AND METHOD FOR COOLING AND REMOVING IRON FROM A HEARTH

#28
20100148410
2010-06-17

Linear hearth furnace system and methods regarding same

#29
20100044892
2010-02-25

Separating Device For Sintering Shoes

#30
20090160107
2009-06-25

Rotary hearth furnace and method of operating the same

#31
20090158892
2009-06-25

System and method for producing metallic iron

#32
20090130618
2009-05-21

Castable refractory

#33
20090127753
2009-05-21

Method and apparatus for heating steel components in a continuous furnace

#34
20090045558
2009-02-19

Screw conveyor of rotary hearth furnace for discharging reduced iron

#35
20080302211
2008-12-11

Linear hearth furnace system and methods regarding same

#36
20080237943
2008-10-02

Arrangement and a Method For Heating Metal Objects

#37
20080036124
2008-02-14

FURNACE, AND HOT FORMING LINE INCLUDING SUCH A FURNACE

#38
20080003534
2008-01-03

Heat treatment furnace and heat treatment facility comprising it

#39
20070258843
2007-11-08

METALLIC IRON NUGGETS

#40
20070257407
2007-11-08

Multi-deck furnace

#41
20070227301
2007-10-04

Metallic iron nuggets

#42
20070186471
2007-08-16

STEAM REFORMING APPARATUS AND METHOD FOR STEAM REFORMING USING THE SAME, AND INDUSTRIAL FURNACE

#43
20070128568
2007-06-07

Method and apparatus to provide continuous movement through a furnace

#44
20070063172
2007-03-22

Furnace and method for expanding material

#45
20060248981
2006-11-09

Granular metallic iron

#46
20060070495
2006-04-06

Granular metallic iron

#47
20050229748
2005-10-20

Linear hearth furnace system and methods regarding same

#48
20050161869
2005-07-28

Installation for the heat-treatment of parts