ClassID:

161485

F27D7/02 - CPC Classification

Classification description:

Forming, maintaining, or circulating atmospheres in heating chambers Supplying steam, vapour, gases, or liquids

Sub-classes:
Recent Application in this class:
#1
20260132987
2026-05-14

FURNACE TUBE AND USING METHOD THEREOF

#2
20260082849
2026-03-19

HEAT TREATMENT APPARATUS AND HEAT TREATMENT METHOD FOR HEATING SUBSTRATE BY LIGHT IRRADIATION

#3
20260055965
2026-02-26

SEMICONDUCTOR PROCESSING PLATFORM USING HEAT PUMP FOR REDUCED ENERGY CONSUMPTION

#4
20260055964
2026-02-26

SEMICONDUCTOR PROCESSING PLATFORM USING CASCADED HEAT PUMPS FOR REDUCED ENERGY CONSUMPTION

#5
20260043117
2026-02-12

Experimental system and method for high-temperature oxidation and quenching of cladding materials under reactor severe accident

#6
20260016230
2026-01-15

METHOD FOR SETTING AN OVEN ATMOSPHERE IN A HEAT-TREATMENT OVEN

#7
20250379073
2025-12-11

Workpiece Processing Apparatus with Thermal Processing Systems

#8
20250349888
2025-11-13

METHOD FOR PRODUCING SULFIDE SOLID ELECTROLYTE POWDER AND APPARATUS FOR PRODUCING SULFIDE SOLID ELECTROLYTE POWDER

#9
20250334336
2025-10-30

Substrate Processing Apparatus, Furnace Opening Assembly, Substrate Processing Method, Method of Manufacturing Semiconductor Device and Non-transitory Computer-readable Recording Medium

#10
20250237438
2025-07-24

Cylindrical heating apparatus for aluminum foil annealing furnaces

#11
20250216154
2025-07-03

THERMAL PROCESSING SYSTEM FOR PROCESSING WORKPIECES

#12
20250102918
2025-03-27

SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD

#13
20250075909
2025-03-06

ANALOG VALVE ACTUATOR, PROGRAMMABLE CONTROLLER, ALARM SYSTEM, AND METHODS FOR THEIR COMBINED USE

#14
20250052501
2025-02-13

MELTING FURNACE PURGE SYSTEM AND METHOD

#15
20250029848
2025-01-23

HIGH-TEMPERATURE TUBE FURNACE

#16
20240410651
2024-12-12

Multistage vertical graphitization furnace system

#17
20240369303
2024-11-07

AIRFLOW ORIFICE ADJUSTING DEVICE OF PACKAGE THERMAL-SHRINKING OVEN

#18
20240361077
2024-10-31

QUICK-RELEASE AIR KNIFE OF PACKAGE THERMAL-SHRINKING OVEN

#19
20240347356
2024-10-17

Workpiece Processing Apparatus with Thermal Processing Systems

#20
20240318915
2024-09-26

MECHATRONIC CURTAIN FOR A PROCESS CHAMBER FOR CARRYING OUT THERMAL PROCESSES IN THE MANUFACTURE OF ELECTRONIC ASSEMBLIES

#21
20240255224
2024-08-01

APPARATUS AND METHOD FOR PRODUCTION OF HIGH PURITY COPPER-BASED ALLOYS

#22
20240242982
2024-07-18

SEMICONDUCTOR HIGH PRESSURE ANNEALING DEVICE

#23
20240183617
2024-06-06

WINDOW DEVICES FOR FURNACES

#24
20240035205
2024-02-01

PRODUCTION METHOD FOR PRECARBONIZED FIBER BUNDLE, PRODUCTION METHOD FOR CARBON FIBER BUNDLE, AND PRECARBONIZATION FURNACE

#25
20240011142
2024-01-11

PROCESSING METHOD AND PROCESSING APPARATUS FOR METAL COMPONENT

#26
20240003626
2024-01-04

SYSTEMS AND METHODS FOR FIRING GREEN CERAMIC WARE IN A KILN WITH ATMOSPHERIC CONTROL OF OXYGEN

#27
20230420275
2023-12-28

Processing chamber with annealing mini-environment

#28
20230417488
2023-12-28

HEAT TREATMENT APPARATUS AND TEMPERATURE REGULATION METHOD OF HEAT TREATMENT APPARATUS

#29
20230392231
2023-12-07

Process for processing hard metal

#30
20230375272
2023-11-23

BLAST FURNACE WITH SHAFT FEEDING OF HOT PROCESS GAS

#31
20230373854
2023-11-23

Industrial Calcination Apparatus

#32
20230366628
2023-11-16

Hood-type annealing furnace and method for cooling an annealing material in a hood-type annealing furnace

#33
20230366627
2023-11-16

HEAT TREATMENT DEVICE AND METHOD OF MANUFACTURING DISPLAY PANEL USING THE SAME

#34
20230324122
2023-10-12

REDUCING GAS INJECTION SYSTEM

#35
20230280097
2023-09-07

Powder-material Flying Melting Furnace Having Dual Regenerative Chambers

#36
20230204290
2023-06-29

HIGH PRESSURE HEAT TREATMENT APPARATUS

#37
20230204288
2023-06-29

HIGH PRESSURE HEAT TREATMENT APPARATUS

#38
20230194174
2023-06-22

GAS MANAGEMENT ASSEMBLY FOR HIGH PRESSURE HEAT-TREATMENT APPARATUS

#39
20230193522
2023-06-22

METHOD FOR MANUFACTURING CARBON FIBER BUNDLE

#40
20230183826
2023-06-15

Seal gas optimization systems and methods for a direct reduction process

#41
20230064514
2023-03-02

CALCINATION APPARATUS AND PROCESS USING HYDROGEN

#42
20220373261
2022-11-24

Melting furnace purge system and method

#43
20220259685
2022-08-18

SEALING A REDUCTION ASSEMBLY

#44
20220214109
2022-07-07

LIGHT IRRADIATION TYPE HEAT TREATMENT APPARATUS AND HEAT TREATMENT METHOD

#45
20220208572
2022-06-30

Workpiece processing apparatus with thermal processing systems

#46
20220189798
2022-06-16

Semiconductor substrate manufacturing device applicable to large-diameter semiconductor substrate

#47
20220170698
2022-06-02

Method and shaft furnace for burning carbon-containing material in a shaft furnace

#48
20220146202
2022-05-12

Enhancement of thermochemical regeneration operation

#49
20220139738
2022-05-05

Substrate treating apparatus and substrate treating method

#50
20220131129
2022-04-28

METHOD AND APPARATUS FOR PRODUCING TERNARY CATHODE MATERIAL

#51
20220090230
2022-03-24

Steelmaking furnace with humidity control device

#52
20220089954
2022-03-24

Heat treatment apparatus

#53
20220065534
2022-03-03

Furnace for producing secondary battery cathode material and method for firing secondary battery cathode material

#54
20220026148
2022-01-27

Klin firing with differential temperature gradients

#55
20220026061
2022-01-27

METHODS AND SYSTEMS FOR RADIOFREQUENCY PLASMA PLUME GENERATION

#56
20220020911
2022-01-20

Thermoelectric element comprising a contact structure and method of making the contact structure

#57
20220018602
2022-01-20

Induction heating system

#58
20210395843
2021-12-23

Seal gas optimization systems and methods for a direct reduction process

#59
20210318068
2021-10-14

Flameless impingement oven

#60
20210316263
2021-10-14

System for chemical transformation of 3D state materials

#61
20210291221
2021-09-23

Resin curing device and resin curing method

#62
20210213525
2021-07-15

Sintering furnace

#63
20210172610
2021-06-10

OVEN APPLIANCE HAVING A HUMIDITY SENSOR

#64
20210140712
2021-05-13

Reformer furnace for performing an endothermic process

#65
20210115549
2021-04-22

Nitriding apparatus for manufacturing a grain-oriented electrical steel sheet

#66
20210071866
2021-03-11

Analog valve actuator, programmable controller, alarm system, and methods for their combined use

#67
20200375224
2020-12-03

Retort system

#68
20200370971
2020-11-26

High-temperature dry block temperature calibrator

#69
20200340085
2020-10-29

MOLTEN MANGANESE-CONTAINING STEEL PRODUCTION METHOD, HOLDING FURNACE, AND MOLTEN MANGANESE-CONTAINING STEEL PRODUCTION EQUIPMENT USING HOLDING FURNACE

#70
20200331789
2020-10-22

METHOD FOR PRODUCING GLASS ARTICLE AND GLASS-MELTING FURNACE

#71
20200240636
2020-07-30

SYSTEMS AND METHODS FOR FIRING AN INSULATOR

#72
20200149124
2020-05-14

Method for operating an iron- or steelmaking- plant

#73
20200141652
2020-05-07

Gas phase type heating method and gas phase type heating device

#74
20200135508
2020-04-30

Processing chamber with annealing mini-environment

#75
20200132374
2020-04-30

Hot Air Flow Direction Control Mechanism of Base Board Baking Machine

#76
20200103107
2020-04-02

Furnace

#77
20200064071
2020-02-27

Electric furnace

#78
20200025446
2020-01-23

Hot isostatic pressing device

#79
20190360749
2019-11-28

ROLL-TRANSPORT DEVICE

#80
20190330538
2019-10-31

Process and apparatus for a convection charge heater having a recycle gas distributor

#81
20190271465
2019-09-05

Auxiliary burner for electric furnace

#82
20190264914
2019-08-29

Auxiliary burner for electric furnace

#83
20190032999
2019-01-31

Industrial furnace and method of utilizing heat therefrom

#84
20180283788
2018-10-04

Process for calcining mineral rock in a regenerative parallel-flow vertical shaft furnace, and furnace used

#85
20180245173
2018-08-30

Method for Contactlessly Cooling Steel Sheets and Device Therefor

#86
20180209740
2018-07-26

Laminar flow shrink oven

#87
20180209051
2018-07-26

METHOD AND APPARATUS PROVIDING HIGH PURITY DIATOMIC MOLECULES OF HYDROGEN ISOTOPES

#88
20180155803
2018-06-07

Method for the homogeneous non-contact temperature control of non-endless surfaces which are to be temperature-controlled, and device therefor

#89
20180051356
2018-02-22

METHOD OF PRODUCING GALVANNEALED STEEL SHEET

#90
20180044758
2018-02-15

DEVICE FOR HEATING IRON AND STEEL PRODUCTS, AND METHOD FOR HEATING IRON AND STEEL PRODUCTS

#91
20180023152
2018-01-25

Method for operating blast furnace

#92
20180017329
2018-01-18

Vortex well inerting

#93
20180017328
2018-01-18

ROTATING FURNACE INERTING

#94
20180003441
2018-01-04

METHOD FOR MANUFACTURING A NICKEL-TITANIUM ALLOY USING A HIGH VACUUM CRUCIBLELESS LEVITATION MELTING PROCESS

#95
20170336143
2017-11-23

Heat treatment apparatus

#96
20170226622
2017-08-10

Method for manufacturing grain-oriented electrical steel sheet, and nitriding apparatus

#97
20170138668
2017-05-18

Raw material supply apparatus, raw material supply method and flash smelting furnace

#98
20170130287
2017-05-11

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

#99
20170107646
2017-04-20

Fiber oxidation oven with multiple independently controllable heating systems

#100
20170074587
2017-03-16

Apparatus for producing nanoparticles

#101
20170051914
2017-02-23

High organic concurrent decoating kiln

#102
20170051437
2017-02-23

Ovens, discharge nozzle plates for distribution of gas through an oven, and methods to operate an oven

#103
20170051390
2017-02-23

Infiltration device and method

#104
20170003074
2017-01-05

Heating device for annular component and annular cavity thereof

#105
20170003022
2017-01-05

Pure oxygen direct combustion system using liquid metal

#106
20160363372
2016-12-15

METHOD FOR CONTROLLING DEW POINT OF REDUCTION FURNACE, AND REDUCTION FURNACE

#107
20160348969
2016-12-01

HEAT TREATMENT DEVICE

#108
20160348199
2016-12-01

Pneumatic ore charging

#109
20160320126
2016-11-03

Raw material supply method

#110
20160320125
2016-11-03

Metallurgical furnace

#111
20160313064
2016-10-27

Stirring fan for heat treatment apparatus, and heat treatment apparatus including the same

#112
20160258687
2016-09-08

DUCTING FOR MANUFACTURE OF IRON

#113
20160222507
2016-08-04

Apparatus and method for purging gaseous compounds

#114
20160177418
2016-06-23

Refining device and refining method for titanium scraps and sponge titanium using deoxidising gas

#115
20160160318
2016-06-09

System and method for adding molten lithium to a molten aluminium melt

#116
20160131429
2016-05-12

Supply plenum for center-to-ends fiber oxidation oven

#117
20160130733
2016-05-12

Discharge nozzle plate for center-to-ends fiber oxidation oven

#118
20160114391
2016-04-28

Finish heat treatment method and finish heat treatment apparatus for iron powder

#119
20160109181
2016-04-21

FURNACE FOR SMELTING COPPER FOR LOWER BLOW-THROUGH WITH ENRICHED OXYGEN

#120
20160102914
2016-04-14

Modular heat treatment system

#121
20160097529
2016-04-07

Superheated steam generator

#122
20160053350
2016-02-25

MOLTEN MANGANESE-CONTAINING STEEL PRODUCTION METHOD, HOLDING FURNACE, AND MOLTEN MANGANESE-CONTAINING STEEL PRODUCTION EQUIPMENT USING HOLDING FURNACE

#123
20160052055
2016-02-25

Sintering apparatus

#124
20160039163
2016-02-11

Hot isostatic pressing device

#125
20160007413
2016-01-07

HEATING PLANT FOR CONTAINER PREFORMS

#126
20150307959
2015-10-29

Method and device for depleting copper smelting slag

#127
20150232964
2015-08-20

Method of purifying sodium metal

#128
20150217250
2015-08-06

Process and apparatus for endothermic reactions

#129
20150210925
2015-07-30

Carbonization furnace for manufacturing carbon fiber bundle and method for manufacturing carbon fiber bundle

#130
20150147709
2015-05-28

Heat treatment method, heat-treating furnace, and heat treatment system

#131
20150091224
2015-04-02

Raw material supply apparatus, raw material supply method and flash smelting furnace

#132
20150044622
2015-02-12

Heater moving type substrate processing apparatus

#133
20150034274
2015-02-05

Device for removing samples from a material flow

#134
20150017593
2015-01-15

Heat treatment method

#135
20140366499
2014-12-18

Chlorine bypass device

#136
20140342297
2014-11-20

Nozzle Device for a Furnace for Heat Treating a Steel Flat Product and Furnace Equipped with such a Nozzle Device

#137
20140319118
2014-10-30

Fiber oxidation oven with multiple independently controllable heating systems

#138
20140248573
2014-09-04

DEVICE FOR HEAT TREATMENT, AND HEAT TREATMENT METHOD

#139
20140239484
2014-08-28

METHOD FOR FORMING SINTERED SILVER COATING FILM, BAKING APPARATUS, AND SEMICONDUCTOR DEVICE

#140
20140227651
2014-08-14

Roller hearth furnace and method for heating workpieces

#141
20140203482
2014-07-24

Apparatus and method for the treatment of a flat steel product, taking place in throughput

#142
20140170581
2014-06-19

SHROUD FOR DE-ICING AIR MOTOR OF HOT MELT DISPENSING SYSTEM

#143
20140151941
2014-06-05

Hood-type annealing furnace and method for operating the same

#144
20140134556
2014-05-15

Hydrogen furnace system and method

#145
20140120026
2014-05-01

Device for manufacturing recycled carbon fibers, and method for manufacturing recycled carbon fibers

#146
20140102593
2014-04-17

Method of heat treatment and the directions for use of furnace of heat treatment

#147
20140083523
2014-03-27

Apparatus and method for purging gaseous compounds

#148
20140072925
2014-03-13

Heat treatment apparatus

#149
20140072924
2014-03-13

Heat treatment apparatus

#150
20140072922
2014-03-13

OPENING AND CLOSING DEVICE OF AUTOCLAVE, AND AUTOCLAVE

#151
20140030667
2014-01-30

Welding furnace and viewport assembly

#152
20130327067
2013-12-12

METHOD FOR EFFICIENTLY DELIVERING LIQUID ARGON TO A FURNACE BY RE-CONDENSATION IN A PHASE SEPARATOR

#153
20130309622
2013-11-21

DEVICE FOR PREHEATING CHARGING MATERIALS FOR GLASS MELTING FACILITIES

#154
20130143172
2013-06-06

HIGH THROUGHPUT FURNACE

#155
20130137055
2013-05-30

Combustion device for melting furnace and melting furnace

#156
20130130186
2013-05-23

Method for the continuous sintering of mineral material and sintering equipment

#157
20130070803
2013-03-21

Melting furnace having a gas supplying apparatus

#158
20130065190
2013-03-14

Furnace for melting inorganic salts

#159
20130032977
2013-02-07

Mist cooling apparatus and heat treatment apparatus

#160
20120242014
2012-09-27

Mist cooling apparatus, heat treatment apparatus, and mist cooling method

#161
20120093492
2012-04-19

Apparatus for and method of heat-treating thin film on surface of substrate

#162
20120048508
2012-03-01

Method for thermally cycling an object including a polarizable material

#163
20110198523
2011-08-18

Quick-acting valve having metering relief

#164
20110189383
2011-08-04

Device and Method for Inert Gas Cure for Leadframe or Substrate Strips

#165
20110176576
2011-07-21

Melting furnace

#166
20110162758
2011-07-07

FURNACE OF HEAT TREATMENT, THE METHOD OF HEAT TREATMENT, AND THE DIRECTIONS FOR USE OF FURNACE OF HEAT TREATMENT

#167
20110120852
2011-05-26

Device for a directed introduction of primary combustion air into the gas space of a coke battery

#168
20090176180
2009-07-09

Hydrogen furnace system and method

#169
20090136884
2009-05-28

Direct-Fired Furnace Utilizing An Inert Gas To Protect Products Being Thermally Treated In The Furnace

#170
20090084457
2009-04-02

Transfer pipe of dried concentrate and breakage detecting method of transfer pipe

#171
20080314418
2008-12-25

Method and System for Furnace Cleaning

#172
20080116621
2008-05-22

Method and apparatus for thermally debinding a ceramic cellular green body

#173
20070204848
2007-09-06

Sealing device for a gas inlet to an oven or the like

#174
20060108722
2006-05-25

Apparatus for injecting gas into a vessel

#175
20050284347
2005-12-29

Method of reducing cement kiln NOx emissions by water injection

#176
20050069015
2005-03-31

Resistance furnace with tubular heating element

#177
18091457
2025-02-25

Binder trap system