KR102210393B1 - 수증기 및 산소 시약을 이용하는 플라즈마 저감 기술 - Google Patents
수증기 및 산소 시약을 이용하는 플라즈마 저감 기술 Download PDFInfo
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- KR102210393B1 KR102210393B1 KR1020197026100A KR20197026100A KR102210393B1 KR 102210393 B1 KR102210393 B1 KR 102210393B1 KR 1020197026100 A KR1020197026100 A KR 1020197026100A KR 20197026100 A KR20197026100 A KR 20197026100A KR 102210393 B1 KR102210393 B1 KR 102210393B1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 168
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 95
- 239000001301 oxygen Substances 0.000 title claims abstract description 95
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 95
- 239000003153 chemical reaction reagent Substances 0.000 title claims description 110
- 230000009467 reduction Effects 0.000 title claims description 17
- 238000005516 engineering process Methods 0.000 title description 2
- 239000007789 gas Substances 0.000 claims abstract description 67
- 238000000034 method Methods 0.000 claims abstract description 61
- 239000002699 waste material Substances 0.000 claims abstract description 56
- 238000012545 processing Methods 0.000 claims description 54
- 239000000463 material Substances 0.000 claims description 23
- 239000005431 greenhouse gas Substances 0.000 claims description 11
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 7
- 229910052717 sulfur Inorganic materials 0.000 claims description 7
- 239000011593 sulfur Substances 0.000 claims description 7
- 238000009616 inductively coupled plasma Methods 0.000 claims description 6
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 claims description 6
- 238000005229 chemical vapour deposition Methods 0.000 claims description 4
- 238000005240 physical vapour deposition Methods 0.000 claims description 4
- 230000003213 activating effect Effects 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 description 25
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- 239000000203 mixture Substances 0.000 description 7
- 238000011144 upstream manufacturing Methods 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 6
- 238000005137 deposition process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
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- 230000008901 benefit Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 5
- 238000000151 deposition Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920006926 PFC Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- VXEGSRKPIUDPQT-UHFFFAOYSA-N 4-[4-(4-methoxyphenyl)piperazin-1-yl]aniline Chemical compound C1=CC(OC)=CC=C1N1CCN(C=2C=CC(N)=CC=2)CC1 VXEGSRKPIUDPQT-UHFFFAOYSA-N 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000002200 LIPON - lithium phosphorus oxynitride Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- YZCKVEUIGOORGS-IGMARMGPSA-N Protium Chemical compound [1H] YZCKVEUIGOORGS-IGMARMGPSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 229910018503 SF6 Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910003902 SiCl 4 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- NFFIWVVINABMKP-UHFFFAOYSA-N methylidynetantalum Chemical compound [Ta]#C NFFIWVVINABMKP-UHFFFAOYSA-N 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 125000005375 organosiloxane group Chemical group 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000005049 silicon tetrachloride Substances 0.000 description 1
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
- 229910003468 tantalcarbide Inorganic materials 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- -1 tungsten nitride Chemical class 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/68—Halogens or halogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/68—Halogens or halogen compounds
- B01D53/70—Organic halogen compounds
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32357—Generation remote from the workpiece, e.g. down-stream
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32412—Plasma immersion ion implantation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/3244—Gas supply means
- H01J37/32449—Gas control, e.g. control of the gas flow
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- H—ELECTRICITY
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- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/32798—Further details of plasma apparatus not provided for in groups H01J37/3244 - H01J37/32788; special provisions for cleaning or maintenance of the apparatus
- H01J37/32816—Pressure
- H01J37/32834—Exhausting
- H01J37/32844—Treating effluent gases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/32798—Further details of plasma apparatus not provided for in groups H01J37/3244 - H01J37/32788; special provisions for cleaning or maintenance of the apparatus
- H01J37/32853—Hygiene
- H01J37/32862—In situ cleaning of vessels and/or internal parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/102—Oxygen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D2257/204—Inorganic halogen compounds
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- B01D2259/818—Employing electrical discharges or the generation of a plasma
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- H01J2237/33—Processing objects by plasma generation characterised by the type of processing
- H01J2237/334—Etching
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
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- Drying Of Semiconductors (AREA)
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Abstract
Description
[0009] 도 1은 본 개시내용의 하나 이상의 구현들에 따른 처리 시스템의 개략도이다.
[0010] 도 2는 본 개시내용의 하나 이상의 구현들에 따른 물 및 산소 전달 장치의 부분 사시도이다.
[0011] 도 3은 처리 챔버를 빠져나오는 폐기물을 저감하기 위한 방법의 일 구현의 흐름도이다.
[0012] 도 4는 본 개시내용의 하나 이상의 구현들에 따른 다른 처리 시스템의 개략도이다.
[0013] 이해를 용이하게 하기 위해, 도면들에 대해 공통인 동일한 엘리먼트들을 가리키는 데, 가능한 경우, 동일한 참조 부호들이 사용되었다. 일 구현의 엘리먼트들 및 특징들은 추가 언급 없이 다른 구현들에 유리하게 포함될 수 있다는 것이 고려된다.
Claims (25)
- 방법으로서,
처리 챔버로부터의 폐기물(effluent)을 포어라인을 통해 플라즈마 소스로 흐르게 하는 단계 ― 상기 폐기물은 불소화(fluorinated) 온실 가스를 포함함 ―;
수증기 및 산소를 포함하는 저감 시약(abating reagent)을 상기 포어라인을 통해 상기 플라즈마 소스로 전달하는 단계 ― 상기 저감 시약을 전달하는 단계는:
상기 포어라인과 유체적으로 결합된 제1 도관을 통해 제1 시약 소스로부터의 상기 수증기를 상기 포어라인으로 전달하는 단계; 및
상기 제1 도관과 유체적으로 결합된 제2 도관을 통해 제2 시약 소스로부터의 상기 산소를 상기 포어라인으로 전달하는 단계
를 포함함 ―; 및
상기 불소화 온실 가스를 저감된 재료로 전환하기 위해 상기 플라즈마 소스에 의해 형성되는 플라즈마를 사용하여 상기 폐기물 및 상기 저감 시약을 활성화하는 단계를 포함하는,
방법. - 제1 항에 있어서,
상기 저감 시약 내의 수증기("X") 및 산소("Y")는 0.75X:0.25Y 내지 0.5X:0.5Y의 비를 갖는,
방법. - 제1 항에 있어서,
상기 불소화 온실 가스는 황 함유 가스를 포함하는,
방법. - 제3 항에 있어서,
상기 황 함유 가스는 SF6인,
방법. - 제1 항에 있어서,
상기 플라즈마는 유도 결합 플라즈마인,
방법. - 제1 항에 있어서,
상기 저감 시약과 상기 폐기물은 상기 플라즈마를 형성하기 전에 조합되는,
방법. - 제1 항에 있어서,
상기 수증기 및 산소가 동시에 상기 플라즈마 소스로 전달되는,
방법. - 제1 항에 있어서,
상기 처리 챔버는 플라즈마 강화 화학 기상 증착(PECVD: plasma enhanced chemical vapor deposition) 챔버, 화학 기상 증착(CVD: chemical vapor deposition) 챔버 또는 물리 기상 증착(PVD: physical vapor deposition) 챔버인,
방법. - 프로세서에 의해 실행될 때, 상기 프로세서로 하여금 동작들을 수행하도록 저감 시스템을 제어하게 하는 복수의 명령들을 저장한 컴퓨터 판독 가능 매체로서,
상기 동작들은,
처리 챔버로부터의 폐기물을 포어라인을 통해 플라즈마 소스로 흐르게 하는 동작 ― 상기 폐기물은 불소화 온실 가스를 포함함 ―;
수증기 및 산소를 포함하는 저감 시약을 상기 포어라인을 통해 상기 플라즈마 소스로 전달하는 동작 ― 상기 저감 시약을 전달하는 동작은:
상기 포어라인과 유체적으로 결합된 제1 도관을 통해 제1 시약 소스로부터의 상기 수증기를 상기 포어라인으로 전달하는 동작; 및
상기 제1 도관과 유체적으로 결합된 제2 도관을 통해 제2 시약 소스로부터의 상기 산소를 상기 포어라인으로 전달하는 동작
을 포함함 ―; 및
상기 불소화 온실 가스를 저감된 재료로 전환하기 위해 상기 플라즈마 소스에 의해 형성된 플라즈마를 사용하여 상기 폐기물 및 상기 저감 시약을 활성화하는 동작을 포함하는,
컴퓨터 판독 가능 매체. - 제9 항에 있어서,
상기 저감 시약 내의 수증기("X") 및 산소("Y")는 0.75X:0.25Y 내지 0.5X:0.5Y의 비를 갖는,
컴퓨터 판독 가능 매체. - 제9 항에 있어서,
상기 불소화 온실 가스는 황 함유 가스를 포함하는,
컴퓨터 판독 가능 매체. - 제11 항에 있어서,
상기 황 함유 가스는 SF6인,
컴퓨터 판독 가능 매체. - 제9 항에 있어서,
상기 플라즈마는 유도 결합 플라즈마인,
컴퓨터 판독 가능 매체. - 제9 항에 있어서,
상기 저감 시약과 상기 폐기물은 상기 플라즈마를 형성하기 전에 조합되는,
컴퓨터 판독 가능 매체. - 제9 항에 있어서,
상기 수증기 및 산소가 동시에 상기 플라즈마 소스로 전달되는,
컴퓨터 판독 가능 매체. - 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 방법으로서,
처리 챔버로부터의 폐기물을 포어라인을 통해 플라즈마 소스로 흐르게 하는 단계 ― 상기 폐기물은 불소화 온실 가스를 포함하고, 상기 포어라인은 상기 처리 챔버 및 상기 플라즈마 소스와 유체적으로 결합됨 ―;
수증기 및 산소를 포함하는 저감 시약을 상기 포어라인을 통해 상기 플라즈마 소스로 전달하는 단계 ― 상기 수증기("X") 및 상기 산소("Y")는 0.75X:0.25Y 내지 0.5X:0.5Y의 비를 가지고, 상기 저감 시약을 전달하는 단계는:
상기 포어라인과 유체적으로 결합된 제1 도관을 통해 제1 시약 소스로부터의 상기 수증기를 상기 포어라인으로 전달하는 단계; 및
상기 제1 도관과 유체적으로 결합된 제2 도관을 통해 제2 시약 소스로부터의 상기 산소를 상기 포어라인으로 전달하는 단계
를 포함함 ―; 및
저감된 재료를 생성하는 상기 저감 시약 및 상기 폐기물로부터 유도 결합 플라즈마를 형성하는 단계를 포함하는,
방법. - 제21 항에 있어서,
상기 불소화 온실 가스는 황 함유 가스를 포함하는,
방법. - 제22 항에 있어서,
상기 황 함유 가스는 SF6인,
방법. - 제21 항에 있어서,
상기 저감 시약 및 상기 폐기물은 상기 유도 결합 플라즈마를 형성하기 전에 조합되는,
방법. - 제21 항에 있어서,
상기 수증기 및 산소가 동시에 상기 플라즈마 소스로 전달되는,
방법.
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