ClassID:

236326

Y02C20/30 - CPC Classification

Classification description:

Capture or disposal of greenhouse gases of perfluorocarbons [PFC], hydrofluorocarbons [HFC] or sulfur hexafluoride [SF]

Recent Application in this class:
#1
20250201539
2025-06-19

PLASMA ABATEMENT TECHNOLOGY UTILIZING WATER VAPOR AND OXYGEN REAGENT

#2
20250166978
2025-05-22

PLASMA ABATEMENT TECHNOLOGY UTILIZING WATER VAPOR AND OXYGEN REAGENT

#3
20230249128
2023-08-10

FLUORORESIN MEMBRANE MATERIAL AND PRODUCTION PROCESS THEREFOR

#4
20220246439
2022-08-04

Plasma etching method

#5
20210346874
2021-11-11

Zincoaluminosilicates with GME topologies and methods of making and using the same

#6
20210082672
2021-03-18

Method and apparatus for deposition cleaning in a pumping line

#7
20210070086
2021-03-11

Stamps including a self-assembled block copolymer material, and related methods

#8
20210069682
2021-03-11

Methods to produce zeolites with the GME topology and compositions derived therefrom

#9
20200357615
2020-11-12

Plasma abatement system utilizing water vapor and oxygen reagent

#10
20200346927
2020-11-05

In situ apparatus and method for providing deuterium oxide or tritium oxide in an industrial apparatus or method

#11
20200126802
2020-04-23

Abatement and strip process chamber in a dual load lock configuration

#12
20200075298
2020-03-05

Method and apparatus for deposition cleaning in a pumping line

#13
20200038800
2020-02-06

Process for purifying (hydro)fluoropropenes contaminated with halogenated ethane

#14
20200027742
2020-01-23

Abatement and strip process chamber in a dual loadlock configuration

#15
20190226083
2019-07-25

Plasma foreline thermal reactor system

#16
20190134560
2019-05-09

Hydrochloric acid purification process and plant

#17
20190027375
2019-01-24

Chamber Cleaning and Semiconductor Etching Gases

#18
20190022577
2019-01-24

Plasma abatement of compounds containing heavy atoms

#19
20190010052
2019-01-10

Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology

#20
20180366339
2018-12-20

Chamber Cleaning and Semiconductor Etching Gases

#21
20180366307
2018-12-20

Plasma abatement technology utilizing water vapor and oxygen reagent

#22
20180346781
2018-12-06

COMPOSITIONS CONTAINING CHLOROFLUOROOLEFINS OR FLUOROOLEFINS

#23
20180318758
2018-11-08

Plasma abatement of compounds containing heavy atoms

#24
20180281499
2018-10-04

Methods of forming a self-assembled block copolymer material

#25
20180233333
2018-08-16

TOROIDAL PLASMA ABATEMENT APPARATUS AND METHOD

#26
20180214812
2018-08-02

Abatement system

#27
20180207581
2018-07-26

Apparatus for evacuating a corrosive effluent gas stream from a processing chamber

#28
20180161724
2018-06-14

Device of purifying hydrogen fluoride in semiconductor process waste gas

#29
20180154342
2018-06-07

Zincoaluminosilicates with CHA topologies and methods of making and using the same

#30
20180126364
2018-05-10

Zeolites with the GME topology and methods of using the same

#31
20180017254
2018-01-18

Method of capturing sintered product after sintering waste gas in semiconductor manufacturing process

#32
20180015413
2018-01-18

Abatement device

#33
20170325471
2017-11-16

Ethylene disposal apparatus and ethylene disposal method using same

#34
20170301524
2017-10-19

Apparatus for exhaust cooling

#35
20170297066
2017-10-19

Plasma abatement solids avoidance by use of oxygen plasma cleaning cycle

#36
20170225119
2017-08-10

Gas treatment process and apparatus

#37
20170213704
2017-07-27

Toroidal plasma abatement apparatus and method

#38
20170200622
2017-07-13

Vacuum evacuation system

#39
20170198396
2017-07-13

Method and apparatus for valve deposition cleaning and prevention by plasma discharge

#40
20170158586
2017-06-08

Hydrochloric acid purification process

#41
20170133208
2017-05-11

Method of cooling a composition using a hall effect enhanced capacitively coupled plasma source, an abatement system, and vacuum processing system

#42
20170100691
2017-04-13

Process for purifying (hydro) fluoropropenes contaminated with halogenated ethane

#43
20170073558
2017-03-16

Compositions containing chlorofluoroolefins or fluoroolefins

#44
20170072363
2017-03-16

Method for treating waste gas containing polycyclic aromatic hydrocarbons

#45
20170018410
2017-01-19

Apparatus and methods for generating reactive gas with glow discharges

#46
20170018409
2017-01-19

Plasma induced flow electrode structure, plasma induced flow generation device, and method of manufacturing plasma induced flow electrode structure

#47
20160343579
2016-11-24

Chamber cleaning and semiconductor etching gases

#48
20160317965
2016-11-03

Method for treating sulfur hexafluoride using radiation and apparatus for collecting and treating by-products

#49
20160300692
2016-10-13

Apparatus for treating a gas in a conduit

#50
20160243532
2016-08-25

Methods to produce zeolites with the GME topology and compositions derived therefrom

#51
20160243531
2016-08-25

Processes for preparing zincoaluminosilicates with AEI, CHA, and GME topologies and compositions derived therefrom

#52
20160214062
2016-07-28

Separation and recycling system of perfluorinated compounds

#53
20160160348
2016-06-09

Porous polymers for the abatement and purification of electronic gas and the removal of mercury from hydrocarbon streams

#54
20160133442
2016-05-12

Abatement system having a plasma source

#55
20160118226
2016-04-28

Capacitively coupled plasma source for abating compounds produced in semiconductor processes

#56
20160107117
2016-04-21

Corrosion resistant abatement system

#57
20150357168
2015-12-10

Reagent delivery system freeze prevention heat exchanger

#58
20150330631
2015-11-19

Method for preventing explosion of exhaust gas in decompression processing apparatus

#59
20150322566
2015-11-12

CVD system having particle separator

#60
20150314233
2015-11-05

Plasma reactor for abatement of hazardous material

#61
20150300227
2015-10-22

Exhaust system

#62
20150292083
2015-10-15

Device and method for exhaust gas treatment on CVD reactor

#63
20150260192
2015-09-17

Vacuum pump with abatement function

#64
20150260174
2015-09-17

Vacuum pump with abatement function

#65
20150251133
2015-09-10

Plasma abatement of compounds containing heavy atoms

#66
20150191034
2015-07-09

Stamps and methods of forming a pattern on a substrate

#67
20150175867
2015-06-25

Compositions containing chlorofluoroolefins or fluoroolefins

#68
20150136027
2015-05-21

Trap assembly in film forming apparatus

#69
20150132969
2015-05-14

Substrate processing apparatus and substrate detaching method

#70
20150068396
2015-03-12

System and methods for removing contaminants from gas effluents

#71
20150047565
2015-02-19

Trap mechanism, exhaust system, and film formation device

#72
20140329667
2014-11-06

Catalyst for decomposition of perfluorinated compound containing halogen acid gas, and preparation method thereof

#73
20140294609
2014-10-02

Gas pumping and treatment device

#74
20140290919
2014-10-02

Exhaust gas abatement apparatus

#75
20140284510
2014-09-25

Compositions containing chlorfluoroolefins or fluoroolefins

#76
20140262746
2014-09-18

Toroidal plasma abatement apparatus and method

#77
20140112846
2014-04-24

Use of a KMgFcompound for trapping metals in the form of fluorides and/or oxyfluorides in a gaseous or a liquid phase

#78
20140060571
2014-03-06

In-situ generation of the molecular etcher carbonyl fluoride or any of its variants and its use

#79
20140030178
2014-01-30

Process to enhance mixing of dry sorbents and flue gas for air pollution control

#80
20130337655
2013-12-19

Abatement and strip process chamber in a dual loadlock configuration

#81
20130284724
2013-10-31

Apparatus for treating an exhaust gas in a foreline

#82
20130228714
2013-09-05

Compositions containing chlorofluoroolefins or fluoroolefins

#83
20130095015
2013-04-18

Method for biogas treatment

#84
20130092627
2013-04-18

Caustic scrubber system and method for biogas treatment

#85
20130087287
2013-04-11

PLASMA REACTOR FOR REMOVAL OF CONTAMINANTS

#86
20130078157
2013-03-28

Continuous process for converting natural gas to liquid hydrocarbons

#87
20130055892
2013-03-07

Method of producing high purity steam

#88
20130023126
2013-01-24

Method for the manufacture of electronic devices with purified fluorine

#89
20130008311
2013-01-10

Exhaust gas treatment system

#90
20120279657
2012-11-08

RF coupled plasma abatement system comprising an integrated power oscillator

#91
20120260799
2012-10-18

Apparatus and method for recovery of sulfur hexafluoride

#92
20120252949
2012-10-04

Method of making fluoropolymer dispersion

#93
20120251423
2012-10-04

Methods for reducing the acidic gas content of effluent gases

#94
20120210873
2012-08-23

EXHAUST GAS PROCESSING APPARATUS AND METHOD FOR PROCESSING EXHAUST GAS

#95
20120058033
2012-03-08

METHOD FOR CATALYTIC TREATING PERFLUOROCOMPOUND GAS INCLUDING PARTICLE REMOVING UNIT

#96
20120052586
2012-03-01

Hydrofluorocarbon sensing and elimination device and method

#97
20110318932
2011-12-29

Pyrolysis Methods, Catalysts, and Apparatuses for Treating and/or Detecting Gas Contaminants

#98
20110269861
2011-11-03

Solvent compositions containing chlorofluoroolefins or fluoroolefins

#99
20110233072
2011-09-29

Method of purifying a hydrogen stream using an electrochemical cell

#100
20110232492
2011-09-29

Electrode for plasma generation

#101
20110206585
2011-08-25

Metal recovery method, metal recovery apparatus, gas exhaust system and film forming device using same

#102
20110203310
2011-08-25

Raw material recovery method and trapping mechanism for recovering raw material

#103
20110197759
2011-08-18

Method of treating a gas stream

#104
20110136346
2011-06-09

Substantially Non-Oxidizing Plasma Treatment Devices and Processes

#105
20110135552
2011-06-09

Methods and apparatus for treating exhaust gas in a processing system

#106
20110097253
2011-04-28

FLUORINE PURIFICATION

#107
20110094377
2011-04-28

Recovery of a gaseous component from a mixture of gaseous compounds

#108
20110089017
2011-04-21

Plasma reactor for abating hazardous materials and driving method thereof

#109
20110083606
2011-04-14

EXHAUST GAS TREATMENT DEVICE FOR A CVD DEVICE, CVD DEVICE, AND EXHAUST GAS TREATMENT METHOD

#110
20110041767
2011-02-24

METAL CAPTURING APPARATUS AND ATOMIC LAYER DEPOSITION APPARATUS HAVING THE SAME

#111
20110020544
2011-01-27

EXHAUST SYSTEM STRUCTURE OF FILM FORMATION APPARATUS, FILM FORMATION APPARATUS, AND EXHAUST GAS PROCESSING METHOD

#112
20110014090
2011-01-20

Apparatus for treating a gas stream

#113
20100329956
2010-12-30

Exhaust gas treatment method and system

#114
20100316849
2010-12-16

Method to produce nanometer-sized features with directed assembly of block copolymers

#115
20100296993
2010-11-25

Method for the cleaning of off-gas

#116
20100290966
2010-11-18

METHOD AND APPARATUS FOR THE REMOVAL OF FLUORINE FROM A GAS STREAM

#117
20100280292
2010-11-04

METHOD OF RECOVERING HYDROFLUORIC ACID

#118
20100210094
2010-08-19

Method for using apparatus configured to form germanium-containing film

#119
20100175620
2010-07-15

CHEMICAL VAPOR DEPOSITION APPARATUS

#120
20100166630
2010-07-01

Reactive chemical containment system

#121
20100155222
2010-06-24

APPLICATION OF DENSE PLASMAS GENERATED AT ATMOSPHERIC PRESSURE FOR TREATING GAS EFFLUENTS

#122
20100139481
2010-06-10

Method of treating a gas system

#123
20100135877
2010-06-03

Method for removing metal impurity from quartz component part used in heat processing apparatus of batch type

#124
20100113679
2010-05-06

Method of making fluoropolymer dispersion

#125
20100099930
2010-04-22

Continuous process for converting natural gas to liquid hydrocarbons

#126
20100099929
2010-04-22

Continuous process for converting natural gas to liquid hydrocarbons

#127
20100096588
2010-04-22

Continuous process for converting natural gas to liquid hydrocarbons

#128
20100075491
2010-03-25

Dry etching method of silicon compound film

#129
20100074821
2010-03-25

APPARATUS AND METHOD FOR TREATING A GAS STREAM

#130
20100071548
2010-03-25

Method of treating gas

#131
20100061908
2010-03-11

Gas abatement

#132
20100006227
2010-01-14

Microwave plasma reactor

#133
20090320519
2009-12-31

Recovery of Hydrofluoroalkanes

#134
20090318323
2009-12-24

Solvent compositions containing chlorofloroolefins or fluoroolefins

#135
20090314626
2009-12-24

METHOD FOR TREATING EFFLUENTS CONTAINING FLUOROCOMPOUNDS LIKE PFC AND HFC

#136
20090305876
2009-12-10

Compositions and methods containing fluorine substituted olefins

#137
20090297420
2009-12-03

Method of treating a gas stream

#138
20090263299
2009-10-22

Hazardous gas abatement method

#139
20090246089
2009-10-01

Exhaust Gas-Processing Apparatus

#140
20090232719
2009-09-17

Apparatus for treating a gas stream

#141
20090229758
2009-09-17

Apparatus for generating gas plasma, gas composition for generating plasma and method for manufacturing semiconductor device using the same

#142
20090215616
2009-08-27

Granular material comprising porous particles containing calcium and/or magnesium

#143
20090211213
2009-08-27

Exhaust trap device

#144
20090186799
2009-07-23

Ternary azeotropic-like compositions with 1,1,1,2,3,3-hexafluoro-3-methoxy-propane and trans-1,2-dichloroethylene

#145
20090155154
2009-06-18

APPARATUS FOR DECOMPOSING SUFLUR-FLUORINE-CONTAINING COMPOUND AND METHOD THEREOF

#146
20090155152
2009-06-18

Nitrogen oxide-reducing catalyst and method for reducing nitrogen oxide

#147
20090145847
2009-06-11

Method of producing high purity steam

#148
20090145741
2009-06-11

Method for catalytic treating perfluorocompound gas including particle removing unit

#149
20090145555
2009-06-11

PROCESSING APPARATUS, EXHAUST PROCESSING PROCESS AND PLASMA PROCESSING PROCESS

#150
20090142244
2009-06-04

TREATMENT METHOD FOR DECOMPOSING PERFLUOROCOMPOUND, DECOMPOSING CATALYST AND TREATMENT APPARATUS

#151
20090120286
2009-05-14

Method and apparatus for depositing chalcogens

#152
20090114155
2009-05-07

PROCESSING APPARATUS, EXHAUST PROCESSING PROCESS AND PLASMA PROCESSING PROCESS

#153
20090114096
2009-05-07

Separation, purification and recovery method of SF, HFCs and PFCs

#154
20090104353
2009-04-23

Apparatus For Treating A Gas Stream

#155
20090100905
2009-04-23

Process for Treating Perfluorides

#156
20090095420
2009-04-16

PROCESSING APPARATUS, EXHAUST PROCESSING PROCESS AND PLASMA PROCESSING PROCESS

#157
20090095217
2009-04-16

Plasma treatment system and cleaning method of the same

#158
20090090883
2009-04-09

Chamber isolation valve RF grounding

#159
20090084500
2009-04-02

PROCESSING APPARATUS, EXHAUST PROCESSING PROCESS AND PLASMA PROCESSING PROCESS

#160
20090056540
2009-03-05

Apparatus and method for separating gas

#161
20090041650
2009-02-12

Method for removing metal impurity from quartz component part used in heat processing apparatus of batch type

#162
20090022642
2009-01-22

Treatment method for decomposing perfluorocompound, decomposing catalyst and treatment apparatus

#163
20090020009
2009-01-22

Microwave plasma exciters

#164
20090010814
2009-01-08

EFFLUENT GAS STREAM TREATMENT SYSTEM HAVING UTILITY FOR OXIDATION TREATMENT OF SEMICONDUCTOR MANUFACTURING EFFLUENT GASES

#165
20080295964
2008-12-04

Exhaust assembly for a plasma processing system

#166
20080282976
2008-11-20

Film formation apparatus and method for using the same

#167
20080282889
2008-11-20

OIL SHALE BASED METHOD AND APPARATUS FOR EMISSION REDUCTION IN GAS STREAMS

#168
20080280750
2008-11-13

Catalysts for treating acid and halogen gases and production methods thereof

#169
20080234530
2008-09-25

Atmospheric Pressure Plasma Treatment of Gaseous Effluents

#170
20080193351
2008-08-14

OIL SHALE DERIVED POLLUTANT CONTROL MATERIALS AND METHODS AND APPARATUSES FOR PRODUCING AND UTILIZING THE SAME

#171
20080134890
2008-06-12

Method and apparatus for cleaning the waste gases from a silicon thin-film production plant

#172
20080132079
2008-06-05

Film formation apparatus and method for using the same

#173
20080121181
2008-05-29

CVD PROCESS FOR FORMING A THIN FILM

#174
20080119351
2008-05-22

Decomposing catalyst for perfluorinated compound, carbon hydrofluoride, perchloro-carbon and carbon hydrochloride gas compounds and method of producing it

#175
20080087166
2008-04-17

Process for refining nitrogen trifluoride gas using alkali earth metal exchanged and impregnated zeolite

#176
20080081130
2008-04-03

TREATMENT OF EFFLUENT IN THE DEPOSITION OF CARBON-DOPED SILICON

#177
20080072822
2008-03-27

SYSTEM AND METHOD INCLUDING A PARTICLE TRAP/FILTER FOR RECIRCULATING A DILUTION GAS

#178
20080048565
2008-02-28

Method for Generating a Cold Plasma for Sterilizing a Gaseous Medium and Device Therefor

#179
20080035605
2008-02-14

Exhaust assembly for plasma processing system and method

#180
20080034970
2008-02-14

Sulfur hexafluoride recycling system and method for recycling sulfur hexafluoride

#181
20080019894
2008-01-24

Process for refining nitrogen trifluoride gas using alkali earth metal exchanged zeolite

#182
20080014345
2008-01-17

PROCESSING APPARATUS, EXHAUST PROCESSING PROCESS AND PLASMA PROCESSING PROCESS

#183
20080014134
2008-01-17

METHODS AND APPARATUS FOR PFC ABATEMENT USING A CDO CHAMBER

#184
20080011159
2008-01-17

Use of molecular sieves for the removal of HFC-23 from fluorocarbon products

#185
20080003158
2008-01-03

METHODS AND APPARATUS FOR PFC ABATEMENT USING A CDO CHAMBER

#186
20080003157
2008-01-03

METHODS AND APPARATUS FOR PFC ABATEMENT USING A CDO CHAMBER

#187
20080003151
2008-01-03

METHODS AND APPARATUS FOR PFC ABATEMENT USING A CDO CHAMBER

#188
20080003150
2008-01-03

METHODS AND APPARATUS FOR PFC ABATEMENT USING A CDO CHAMBER

#189
20070284242
2007-12-13

Method For Treating Gases By High Frequency Discharges

#190
20070274888
2007-11-29

Methods and sytems for the destruction of perfluorinated compounds

#191
20070264188
2007-11-15

Method and apparatus for treating gas containing flourine-containing compounds

#192
20070235339
2007-10-11

Method and Apparatus for Treating a Fluorocompound-Containing Gas Stream

#193
20070235059
2007-10-11

Method of recovering valuable material from exhaust gas stream of a reaction chamber

#194
20070217983
2007-09-20

Gas abatement

#195
20070214599
2007-09-20

Exhaust gas treatment

#196
20070212288
2007-09-13

Effluent gas stream treatment system having utility for oxidation treatment of semiconductor manufacturing effluent gases

#197
20070212275
2007-09-13

Apparatus for decomposing perfluorinated compounds and system for processing perfluorinated compounds using the apparatus

#198
20070175188
2007-08-02

Exhaust trap device

#199
20070169890
2007-07-26

EXHAUST PROCESSING METHOD, PLASMA PROCESSING METHOD AND PLASMA PROCESSING APPARATUS

#200
20070166205
2007-07-19

EFFLUENT GAS STREAM TREATMENT SYSTEM HAVING UTILITY FOR OXIDATION TREATMENT OF SEMICONDUCTOR MANUFACTURING EFFLUENT GASES

#201
20070131651
2007-06-14

Radical generating method, etching method and apparatus for use in these methods

#202
20070128358
2007-06-07

Chemical vapour deposition apparatus

#203
20070086931
2007-04-19

Methods and apparatus for process abatement

#204
20070084345
2007-04-19

Unit for separating gas

#205
20070079849
2007-04-12

Integrated chamber cleaning system

#206
20070053803
2007-03-08

Scrubber for processing semiconductor waste gas

#207
20070028771
2007-02-08

Adsorption apparatus, semiconductor device manufacturing facility comprising the same, and method of recycling perfulorocompounds

#208
20070027251
2007-02-01

Method of removing fluorinated carboxylic acid from aqueous liquid

#209
20070025902
2007-02-01

RECOVERY OF FLUORINATED CARBOXYLIC ACID FROM ADSORBENT PARTICLES

#210
20070015937
2007-01-18

PROCESS FOR RECOVERY OF FLUORINATED CARBOXYLIC ACID SURFACTANTS FROM EXHAUST GAS

#211
20070015864
2007-01-18

Method of making fluoropolymer dispersion

#212
20070000608
2007-01-04

Chamber isolation valve RF grounding

#213
20060280666
2006-12-14

Oil shale derived pollutant control materials and methods and apparatuses for producing and utilizing the same

#214
20060255260
2006-11-16

Method and apparatus for process monitoring and control

#215
20060245983
2006-11-02

Perfluoride processing apparatus

#216
20060239869
2006-10-26

Apparatus for processing perfluorocarbon

#217
20060210852
2006-09-21

Electrochemical preferential oxidation of carbon monoxide from reformate

#218
20060196762
2006-09-07

Plasma generating electrode, plasma generation device, and exhaust gas purifying device

#219
20060152163
2006-07-13

Plasma generating electrode, plasma generation device, and exhaust gas purifying device

#220
20060144234
2006-07-06

Trapping device, processing system, and method removing impurities

#221
20060142173
2006-06-29

Solvent compositions containing chlorofluoroolefins or fluoroolefins

#222
20060140836
2006-06-29

Process for decomposing fluorine compounds

#223
20060130649
2006-06-22

Treatment of effluent gases

#224
20060122793
2006-06-08

Process for treating perfluorides

#225
20060120938
2006-06-08

Process for treating fluorine compound-containing gas

#226
20060104878
2006-05-18

Safety, monitoring and control features for thermal abatement reactor

#227
20060093547
2006-05-04

Process for treating fluorine compound-containing gas

#228
20060084269
2006-04-20

Apparatus for generating gas plasma, gas composition for generating plasma and method for manufacturing semiconductor device using the same

#229
20060062705
2006-03-23

Catalytic exhaust gas decomposition apparatus and exhaust gas decomposition method

#230
20060057045
2006-03-16

Exhaust gas decomposition processor

#231
20060042544
2006-03-02

Film formation apparatus and method of using the same

#232
20060042462
2006-03-02

Method of recycling fluorine using an adsorption purification process

#233
20060024226
2006-02-02

Catalyst and method for decomposition of perfluoro-compound in waste gas

#234
20060013745
2006-01-19

Enhanced PFC waste-gas treating system

#235
20050276739
2005-12-15

Hazardous gas abatement system using electrical heater and water scrubber

#236
20050271568
2005-12-08

Method and apparatus for treating a waste gas containing fluorine-containing compounds

#237
20050252451
2005-11-17

Cvd apparatus having means for cleaning with fluorine gas and method of cleaning cvd apparatus with fluorine gas

#238
20050250347
2005-11-10

Method and apparatus for maintaining by-product volatility in deposition process

#239
20050201914
2005-09-15

System and method for treating a flue gas stream

#240
20050201913
2005-09-15

Hazardous gas abatement system using electrical heater and water scrubber

#241
20050183573
2005-08-25

Method for separating gas mixtures

#242
20050180897
2005-08-18

Perfluoride processing apparatus

#243
20050175524
2005-08-11

Method and apparatus for treating exhaust gas

#244
20050155854
2005-07-21

Method and apparatus for abatement of reaction products from a vacuum processing chamber

#245
20050155552
2005-07-21

CVD process for forming a thin film

#246
20050118085
2005-06-02

Chamber cleaning or etching gas regeneration and recycle method

#247
20050096246
2005-05-05

Solvent compositions containing chlorofluoroolefins

#248
20050096238
2005-05-05

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