ClassID:

160942

F27B5/04 - CPC Classification

Classification description:

Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated adapted for treating the charge in vacuum or special atmosphere

Recent Application in this class:
#1
20260139904
2026-05-21

Telescoping Ram and Methods for Its Use in Transferring Solid Material

#2
20260040865
2026-02-05

HIGH-PRESSURE ANNEALING DEVICE

#3
20250334333
2025-10-30

SYSTEMS, DEVICES, AND METHODS FOR PURIFYING ATMOSPHERE IN A VACUUM FURNACE

#4
20250230980
2025-07-17

HEAT TREATMENT APPARATUS

#5
20250109457
2025-04-03

DEVICE AND METHOD FOR MAGNESIUM SMELTING BY VACUUM CARBOTHERMAL REDUCTION OF CALCINED DOLOMITE

#6
20250020405
2025-01-16

Vacuum Oven with Two Sided Door System

#7
20240418446
2024-12-19

SEALING STRUCTURES AND VACUUM FURNACES

#8
20240328714
2024-10-03

FURNACE TUBE STRUCTURE, FURNACE REAR SEALING DEVICE, AND FURNACE

#9
20240159465
2024-05-16

HOT WALL BELL-TYPE FURNACES AND ASSOCIATED METHODS

#10
20240151467
2024-05-09

SYSTEMS AND METHODS FOR MANUFACTURING SOLID OXIDE CELLS

#11
20230417487
2023-12-28

Sintering devices and pressure sintering mechanisms with controllable atmosphere thereof

#12
20230381859
2023-11-30

Compound Furnace

#13
20230114036
2023-04-13

Low-Cost High-Purity Vacuum Pumps and Systems

#14
20230037565
2023-02-09

FURNACE SYSTEM AND METHOD OF USE

#15
20220415542
2022-12-29

Pressurisation and Heating Device and Method for Insulation System Restoration of a Power Cable

#16
20220412652
2022-12-29

Batch furnace assembly and method of operating a batch furnace assembly

#17
20220196327
2022-06-23

Furnace system and method of use

#18
20220162770
2022-05-26

High-temperature forming device for imperfect single-crystal wafers used for neutron monochromator

#19
20220065533
2022-03-03

SYSTEMS, DEVICES, AND METHODS FOR PURIFYING ATMOSPHERE IN A VACUUM FURNACE

#20
20220008991
2022-01-13

SEALED FURNACE

#21
20210318066
2021-10-14

HEATING FURNACE

#22
20210316263
2021-10-14

System for chemical transformation of 3D state materials

#23
20210308757
2021-10-07

Tracer gas endpoint-monitored sinter systems

#24
20210214832
2021-07-15

Surface hardening treatment device and surface hardening treatment method

#25
20210180866
2021-06-17

Modular gun assembly for melt furnaces

#26
20210172681
2021-06-10

Furnace system and method of use

#27
20210142944
2021-05-13

Device and method for continuously performing grain boundary diffusion and heat treatment

#28
20210142943
2021-05-13

Continous heat treatment device and method for alloy workpiece or metal workpiece

#29
20210108856
2021-04-15

SYSTEMS AND METHODS FOR REDUCING ARCING IN VACUUM OR PARTIAL VACUUM FURNACE USING DC POWER

#30
20210078075
2021-03-18

Compound furnace

#31
20200310183
2020-10-01

Organic film forming apparatus

#32
20200234983
2020-07-23

Method for processing a workpiece using a multi-cycle thermal treatment process

#33
20200165700
2020-05-28

Apparatus and process for separating and recovering the components of an alloy, particularly a noble alloy

#34
20200122235
2020-04-23

Pressing arrangement

#35
20200063225
2020-02-27

High pressure rapid gas quenching vacuum furnace utilizing an isolation transformer in the blower motor power system to eliminate ground faults from electrical gas ionization

#36
20200048754
2020-02-13

LOW PRESSURE INDUCTION CARBURIZATION

#37
20190300433
2019-10-03

Composite materials, methods of production and uses thereof

#38
20190234213
2019-08-01

Insert with heat transfer bore

#39
20190032998
2019-01-31

Assembly of a liner and a flange for a vertical furnace as well as the liner and the vertical furnace

#40
20180363123
2018-12-20

Method and facility for carbonitriding one or more steel parts under low pressure and at a high temperature

#41
20180355463
2018-12-13

Atmospheric-pressure acetylene carburizing furnace

#42
20180311632
2018-11-01

Curing systems for materials that consume carbon dioxide and method of use thereof

#43
20180187284
2018-07-05

High-pressure liquid-state or supercritical-state quenching apparatus

#44
20180155248
2018-06-07

Composite materials, methods of production and uses thereof

#45
20180093240
2018-04-05

Curing systems for materials that consume carbon dioxide and method of use thereof

#46
20180080714
2018-03-22

High temperature vacuum furnace hot zone with improved thermal efficiency

#47
20180030570
2018-02-01

Apparatus and process for separating and recovering the components of an alloy, particularly a noble alloy

#48
20180010854
2018-01-11

Heat treatment device

#49
20170307296
2017-10-26

Multi-chamber heat treatment device

#50
20170247776
2017-08-31

Process and apparatus for vacuum distillation of high-purity magnesium

#51
20170226604
2017-08-10

Method for producing a retort for a nitriding furnace and retort

#52
20170194163
2017-07-06

Features for improving process uniformity in a millisecond anneal system

#53
20170191758
2017-07-06

POWDER SINTERING DEVICE

#54
20170148568
2017-05-25

Permanent magnet, motor, and generator

#55
20170130316
2017-05-11

Low pressure induction carburization

#56
20170101318
2017-04-13

Method for producing silicon using microwave, and microwave reduction furnace

#57
20170089641
2017-03-30

Hinged baffle for autoclave that deploys at a target temperature during a run cycle

#58
20170077396
2017-03-16

Manufacturing method of semiconductor device having magnetic substance film

#59
20170022596
2017-01-26

Carburizing device

#60
20160353522
2016-12-01

Methods and apparatus for a microwave batch curing process

#61
20160338805
2016-11-24

Dental press furnace

#62
20160312352
2016-10-27

Carburizing device

#63
20160304349
2016-10-20

Graphitization furnace, system, and graphitization method

#64
20160273836
2016-09-22

Clamp apparatus, substrate carry-in/out apparatus using the same, and substrate processing apparatus

#65
20160195331
2016-07-07

Substrate treatment apparatus

#66
20160178269
2016-06-23

Vacuum insulation body

#67
20160097593
2016-04-07

Conveyor furnace

#68
20160091250
2016-03-31

Quartz pouring and casting system for non-wetting amorphous alloys

#69
20160052055
2016-02-25

Sintering apparatus

#70
20160039163
2016-02-11

Hot isostatic pressing device

#71
20150334778
2015-11-19

High temperature vacuum furnace heater element support assembly

#72
20150299910
2015-10-22

Device for guiding fibre tows through oxidation furnaces

#73
20150247671
2015-09-03

System for maintaining interior volume integrity in an induction vacuum furnace and method of making same

#74
20150247217
2015-09-03

Device and method for preprocessing metallic magnesium

#75
20150230293
2015-08-13

SYSTEM FOR INSULATING AN INDUCTION VACUUM FURNACE AND METHOD OF MAKING SAME

#76
20150128765
2015-05-14

Process and apparatus for vacuum distillation of high-purity magnesium

#77
20150069042
2015-03-12

Vacuum Oven

#78
20150017593
2015-01-15

Heat treatment method

#79
20150001769
2015-01-01

Batch annealing furnace for coils

#80
20140327195
2014-11-06

Rotating vacuum heat treatment equipment

#81
20140322083
2014-10-30

Curing systems for materials that consume carbon dioxide and method of use thereof

#82
20140299195
2014-10-09

Sintering device

#83
20140291903
2014-10-02

Vacuum heat treatment device

#84
20140205704
2014-07-24

Reaction container and vacuum heat treatment apparatus having the same

#85
20140203483
2014-07-24

Vacuum refining furnace

#86
20140127635
2014-05-08

Vacuum heat treatment apparatus

#87
20140127112
2014-05-08

Method for making porous acicular mullite bodies

#88
20140102593
2014-04-17

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

#89
20140017156
2014-01-16

Method for producing silicon using microwave, and microwave reduction furnace

#90
20130279533
2013-10-24

Melting furnace including wire-discharge ion plasma electron emitter

#91
20130196278
2013-08-01

Heat treatment container for vacuum heat treatment apparatus

#92
20130186877
2013-07-25

Vacuum oven

#93
20130149186
2013-06-13

Device and method for sintering sinter products

#94
20130104699
2013-05-02

Apparatus and method for metal surface inertion by backfilling

#95
20130098904
2013-04-25

HEATING SYSTEM UTILIZING MICROWAVE

#96
20130095442
2013-04-18

Heat treatment container for vacuum heat treatment apparatus

#97
20130084216
2013-04-04

Heat treating furnace

#98
20130020745
2013-01-24

AUTOMATIC CONTINUOUS FEEDING DEVICE OF METALLURGICAL FURNACE

#99
20120220067
2012-08-30

FURNACE AND METHOD OF FORMING THIN FILM USING THE SAME

#100
20120133089
2012-05-31

Heat treatment furnace

#101
20120028202
2012-02-02

HEAT TREATMENT DEVICE AND HEAT TREATMENT METHOD

#102
20120008925
2012-01-12

Temperature sensing device and heating device

#103
20110285062
2011-11-24

METHOD FOR REGULATING THE TEMPERATURE OF A HOT ISOSTATIC PRESS, AND HOT ISOSTATIC PRESS

#104
20110283901
2011-11-24

METHOD FOR REGULATING THE TEMPERATURE OF A HOT ISOSTATIC PRESS AND A HOT ISOSTATIC PRESS

#105
20110249960
2011-10-13

Heat Source Door For A Thermal Diffusion Chamber

#106
20110207245
2011-08-25

Stage, substrate processing apparatus, plasma processing apparatus, control method for stage, control method for plasma processing apparatus, and storage media

#107
20110162758
2011-07-07

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

#108
20110143297
2011-06-16

Thermal diffusion chamber

#109
20110129404
2011-06-02

SYSTEM AND PROCESS FOR THE PRODUCTION OF POLYCRYSTALLINE SILICON FOR PHOTOVOLTAIC USE

#110
20110115138
2011-05-19

Retort furnace for heat treating metal workpieces

#111
20110114626
2011-05-19

Vacuum oven

#112
20110014310
2011-01-20

Method and apparatus for forming nano-particles

#113
20100330815
2010-12-30

Apparatus and method for heating substrate and coating and developing system

#114
20100326351
2010-12-30

Apparatus and method for heating substrate and coating and developing system

#115
20100319174
2010-12-23

Adjusting mechanism and adjusting method thereof

#116
20100316968
2010-12-16

Method of object transfer for a heat treatment system

#117
20100282244
2010-11-11

Heat treatment apparatus for oxide superconducting wire

#118
20100255204
2010-10-07

Substrate heating apparatus and method and coating and developing system

#119
20100252547
2010-10-07

SYSTEM AND METHOD FOR REDUCING OBJECT DEFORMATION DURING A PULSED HEATING PROCESS

#120
20100239878
2010-09-23

METHOD OF MANUFACTURING PERMANENT MAGNET AND PERMANENT MAGNET

#121
20100196836
2010-08-05

Sealing mechanism for a vacuum heat treating furnace

#122
20100178627
2010-07-15

AUTOMATIC FEED OVEN

#123
20100167906
2010-07-01

PROCESS OF MAKING A DENSE SYNTHETIC SILICA GLASS, A MUFFLE FURNACE FOR PERFORMING THE PROCESS, AND SILICA GLASS OBTAINED FROM SAID PROCESS

#124
20100129760
2010-05-27

Loading system for a heat treating furnace

#125
20100086004
2010-04-08

Heating Chamber and Screening Methods

#126
20100084796
2010-04-08

Iron core annealing furnace

#127
20100059507
2010-03-11

APPARATUS FOR HEAT TREATING METALS AND HEAT TREATMENT METHOD

#128
20100040992
2010-02-18

ASCENDING/DESCENDING APPARATUS AND COMPLEX SINTERING FURNACE USING THE SAME

#129
20100040533
2010-02-18

METHOD OF PRODUCING SUBSTOICHIOMETRIC OXIDES OF TITANIUM BY REDUCTION WITH HYDROGEN

#130
20100018960
2010-01-28

Heating device for heating semiconductor wafers in thermal processing chambers

#131
20100012629
2010-01-21

Ion plasma electron emitters for a melting furnace

#132
20100003629
2010-01-07

Substrate firing device

#133
20090325116
2009-12-31

Heating furnace and heating method employed by heating furnace

#134
20090289398
2009-11-26

Unit for catalytic gas nitrogenation of steels and alloys

#135
20090140472
2009-06-04

Reduction apparatus, reduction apparatus manufacture method, and vacuum smelting reduction furnace using the same

#136
20090051085
2009-02-26

Metal heat treating systems that control the ratio of hydrogen to water vapor in metal heat treating atmospheres

#137
20090039572
2009-02-12

Microwave iron-making furnace

#138
20090020925
2009-01-22

Melting furnace with agitator and agitator for melting furnace

#139
20080311761
2008-12-18

Method for the thermal treatment of disk-shaped substrates

#140
20080302281
2008-12-11

Surface treatment of metallic articles in an atmospheric furnace

#141
20080237200
2008-10-02

Melting furnace including wire-discharge ion plasma electron emitter

#142
20080232424
2008-09-25

Hearth plate including side walls defining a processing volume

#143
20080108005
2008-05-08

Method and apparatus for forming nano-particles

#144
20080073001
2008-03-27

Vacuum carburization processing method and vacuum carburization processing apparatus

#145
20080041836
2008-02-21

High temperature heating element for preventing contamination of a work piece

#146
20080038095
2008-02-14

APPARATUS FOR VACUUM TREATING TWO DIMENSIONALLY EXTENDED SUBSTRATES AND METHOD FOR MANUFACTURING SUCH SUBSTRATES

#147
20070284793
2007-12-13

Ascending/descending apparatus and complex sintering furnace using the same

#148
20070251935
2007-11-01

Vacuum thermal annealer

#149
20070218706
2007-09-20

Heat treating apparatus, heat treating method, and storage medium

#150
20070212657
2007-09-13

Change-over apparatus for cooling gas passages in vacuum heat treating furnace

#151
20070199860
2007-08-30

Vertical heat treatment system and method of transferring process objects

#152
20070172786
2007-07-26

Double-chamber type heat-treating furnace

#153
20070166657
2007-07-19

Heat treatment system and method therefore

#154
20070166656
2007-07-19

Heating system of batch type reaction chamber and method thereof

#155
20070160947
2007-07-12

Heating device and heating method

#156
20070158334
2007-07-12

Methods for monitoring or controlling the ratio of hydrogen to water vapor in metal heat treating atmospheres

#157
20070148607
2007-06-28

VERTICAL BOAT AND VERTICAL HEAT PROCESSING APPARATUS FOR SEMICONDUCTOR PROCESS

#158
20070148606
2007-06-28

Vertical heat treatment device and method controlling the same

#159
20070147462
2007-06-28

RAPID HEATING AND COOLING FURNACE

#160
20070144435
2007-06-28

Adjusting mechanism and adjusting method thereof

#161
20070141523
2007-06-21

Sintering furnace for pipe fittings

#162
20070117061
2007-05-24

Device and method for heating up extrusion dies prior to their installation in an extruder

#163
20070098904
2007-05-03

Device and method for the reduction of particles in the thermal treatment of rotating substrates

#164
20070095812
2007-05-03

In-situ wafer parameter measurement method employing a hot susceptor as a reflected light source

#165
20070095289
2007-05-03

Heat treatment apparatus

#166
20070084847
2007-04-19

Stage, substrate processing apparatus, plasma processing apparatus, control method for stage, control method for plasma processing apparatus, and storage media

#167
20070080156
2007-04-12

Heat treatment equipment and method of driving the same

#168
20070056950
2007-03-15

Removable heater

#169
20070049057
2007-03-01

Heat treatment apparatus and heat treatment method using the same

#170
20060292515
2006-12-28

Heat treatment apparatus

#171
20060289434
2006-12-28

Apparatus and method for reducing stray light in substrate processing chambers

#172
20060289433
2006-12-28

Optimizing the thermal budget during a pulsed heating process

#173
20060289432
2006-12-28

Substrate heat treatment apparatus

#174
20060289431
2006-12-28

Substrate processing method and manufacturing method of semiconductor device

#175
20060252000
2006-11-09

Substrate heating apparatus and method and coating and developing system

#176
20060249695
2006-11-09

Heat reflector and substrate processing apparatus comprising the same

#177
20060249501
2006-11-09

Oven for controlled heating of compounds at varying temperatures

#178
20060237421
2006-10-26

Heating apparatus and driving method therefor

#179
20060234178
2006-10-19

Apparatus and method for heating substrate and coating and developing system

#180
20060216665
2006-09-28

Heating apparatus, coating and development apparatus, and heating method

#181
20060201927
2006-09-14

Heating device for heating semiconductor wafers in thermal processing chambers

#182
20060190211
2006-08-24

In-situ wafer parameter measurement method employing a hot susceptor as radiation source for reflectance measurement

#183
20060188687
2006-08-24

One piece shim

#184
20060180085
2006-08-17

One piece shim

#185
20060151462
2006-07-13

Semiconductor wafer baking apparatus

#186
20060127067
2006-06-15

Fast heating and cooling wafer handling assembly and method of manufacturing thereof

#187
20060119021
2006-06-08

Method and device for heat treatment of metal workpieces as well as a heat-treated workpiece

#188
20060118209
2006-06-08

Method and device for heat treatment of metal workpieces as well as a heat-treated workpiece

#189
20060102612
2006-05-18

Heat treatment apparatus using a lamp for rapidly and uniformly heating a wafer

#190
20060098963
2006-05-11

Heat treatment apparatus using a lamp for rapidly and uniformly heating a wafer

#191
20060086713
2006-04-27

Method and apparatus for low temperature pyrometry useful for thermally processing silicon wafers

#192
20060076324
2006-04-13

Melting and vaporizing apparatus and method

#193
20060060144
2006-03-23

Substrate processing apparatus and method using the same

#194
20060046222
2006-03-02

Apparatus for uniform flow distribution of gas in processing equipment

#195
20060033247
2006-02-16

Refractory material for casting a rare-earth alloy and its production method as well as method for casting the rare-earth alloys

#196
20060029898
2006-02-09

Firing furnace and porous ceramic member manufacturing method

#197
20060011603
2006-01-19

Melting and vaporizing apparatus and method

#198
20050183820
2005-08-25

Thermal treatment equipment

#199
20050166844
2005-08-04

High reflectivity atmospheric pressure furnace for preventing contamination of a work piece

#200
20050145614
2005-07-07

Rapid temperature compensation module for semiconductor tool

#201
20050104266
2005-05-19

Vacuum furnace with pressurized intensive water quench tank

#202
20050098552
2005-05-12

Apparatus and method for reducing stray light in substrate processing chambers

#203
20050053891
2005-03-10

Heat treatment system and a method for cooling a loading chamber

#204
20050023738
2005-02-03

Method and device for inhibiting contamination of a workpiece

#205
20050008351
2005-01-13

Heating device for heating semiconductor wafers in thermal processing chambers

#206
19088554
2026-02-17

Vacuum oven

#207
17564472
2024-03-19

Load assemblies for loading parts in a furnace