JP4777989B2 - フッ素系ガス発生装置 - Google Patents
フッ素系ガス発生装置 Download PDFInfo
- Publication number
- JP4777989B2 JP4777989B2 JP2007532029A JP2007532029A JP4777989B2 JP 4777989 B2 JP4777989 B2 JP 4777989B2 JP 2007532029 A JP2007532029 A JP 2007532029A JP 2007532029 A JP2007532029 A JP 2007532029A JP 4777989 B2 JP4777989 B2 JP 4777989B2
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- JP
- Japan
- Prior art keywords
- supply pipe
- raw material
- gas
- fluorine
- electrolytic bath
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims description 36
- 239000011737 fluorine Substances 0.000 title claims description 36
- 229910052731 fluorine Inorganic materials 0.000 title claims description 36
- 239000007789 gas Substances 0.000 claims description 184
- 239000002994 raw material Substances 0.000 claims description 73
- 238000005868 electrolysis reaction Methods 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 9
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 3
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims description 3
- QKCGXXHCELUCKW-UHFFFAOYSA-N n-[4-[4-(dinaphthalen-2-ylamino)phenyl]phenyl]-n-naphthalen-2-ylnaphthalen-2-amine Chemical compound C1=CC=CC2=CC(N(C=3C=CC(=CC=3)C=3C=CC(=CC=3)N(C=3C=C4C=CC=CC4=CC=3)C=3C=C4C=CC=CC4=CC=3)C3=CC4=CC=CC=C4C=C3)=CC=C21 QKCGXXHCELUCKW-UHFFFAOYSA-N 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 47
- 239000007788 liquid Substances 0.000 description 34
- 238000001514 detection method Methods 0.000 description 18
- 229910001873 dinitrogen Inorganic materials 0.000 description 17
- 229910052757 nitrogen Inorganic materials 0.000 description 15
- 230000008018 melting Effects 0.000 description 10
- 238000002844 melting Methods 0.000 description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 9
- 230000005856 abnormality Effects 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 238000007711 solidification Methods 0.000 description 8
- 230000008023 solidification Effects 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910000792 Monel Inorganic materials 0.000 description 4
- KVBCYCWRDBDGBG-UHFFFAOYSA-N azane;dihydrofluoride Chemical compound [NH4+].F.[F-] KVBCYCWRDBDGBG-UHFFFAOYSA-N 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- VBKNTGMWIPUCRF-UHFFFAOYSA-M potassium;fluoride;hydrofluoride Chemical compound F.[F-].[K+] VBKNTGMWIPUCRF-UHFFFAOYSA-M 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910017855 NH 4 F Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000001784 detoxification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/05—Pressure cells
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/24—Halogens or compounds thereof
- C25B1/245—Fluorine; Compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Automation & Control Theory (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Electrolytic Production Of Metals (AREA)
Description
具体的には、装置上の自動弁全て(図3では原料ガス供給配管25上の81,窒素ガスの供給配管40上の41,水素ガス排出口23の89,フッ素ガス排出口22の91)を閉じ、代わりにバイパス80上の自動弁82を開く。これにより、原料ガス供給配管25内にHFガスが残存していた場合にこのガスが電解浴2にとけ込んで減圧を生じたとしても、バイパス80によって陰極室4の圧力と同じに維持することができる。また、圧力計84によって、このときの原料ガス供給配管25内の圧力を監視することができる。
2 電解浴
3 陽極室
4 陰極室
5 第1液面検知センサ
6 第2液面検知センサ
41、45、81、82、89、91 自動弁
11 温度計
12 加熱装置
14、15 HF除害塔
16 隔壁
22 フッ素ガス排出口
23 水素ガス排出口
24 ヒーター
25 原料ガス供給配管
26 原料ガス供給口
31、34、84 圧力計
40 窒素ガスの供給配管
42、83 流量計
43、46 減圧弁
44 窒素タンク
51 陽極
52 陰極
66 手動弁
80 バイパス
Claims (4)
- フッ化水素を含む混合溶融塩からなる電解浴を陽極室と陰極室とを備えた電解槽内に有し、前記電解浴を電気分解してフッ素を含むガスを発生するフッ素系ガス発生装置であって、
前記電解槽において電解浴中まで達する電気分解用原料を供給するための原料供給配管と、
自然な状態では閉じており必要時には開く構造の自動弁である、前記原料供給配管の途中に設けられたノーマルクローズ型の弁と、
自然な状態では開いており必要時には閉じる構造の自動弁である、前記ノーマルクローズ型の弁より下流側の前記原料供給配管と前記電解槽の気相部分とを連結するノーマルオープン型の弁を設けた迂回用配管と、
を有するフッ素系ガス発生装置。 - 前記原料供給配管が前記電解槽の陰極室側に設けられた請求項1に記載のフッ素系ガス発生装置。
- 前記原料供給配管の途中に設けられた前記ノーマルクローズ型の弁が閉じた際に、前記迂回用配管の途中に設けられた前記ノーマルオープン型の弁が開いて、前記原料供給配管内の圧力と前記陰極室内の圧力とを均衡させることを特徴とする請求項1または2に記載のフッ素系ガス発生装置。
- 発生するガスがフッ素または三フッ化窒素である請求項1または2に記載のフッ素系ガス発生装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007532029A JP4777989B2 (ja) | 2005-08-25 | 2006-06-28 | フッ素系ガス発生装置 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005244374 | 2005-08-25 | ||
JP2005244374 | 2005-08-25 | ||
JP2007532029A JP4777989B2 (ja) | 2005-08-25 | 2006-06-28 | フッ素系ガス発生装置 |
PCT/JP2006/312866 WO2007023615A1 (ja) | 2005-08-25 | 2006-06-28 | フッ素系ガス発生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2007023615A1 JPWO2007023615A1 (ja) | 2009-02-26 |
JP4777989B2 true JP4777989B2 (ja) | 2011-09-21 |
Family
ID=37771367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007532029A Active JP4777989B2 (ja) | 2005-08-25 | 2006-06-28 | フッ素系ガス発生装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8366886B2 (ja) |
EP (1) | EP1932949A4 (ja) |
JP (1) | JP4777989B2 (ja) |
KR (1) | KR101266707B1 (ja) |
CN (1) | CN101248216B (ja) |
TW (1) | TWI390084B (ja) |
WO (1) | WO2007023615A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009024222A (ja) * | 2007-07-20 | 2009-02-05 | Toyo Tanso Kk | フッ素系ガス及び水素ガス発生装置 |
JP5584904B2 (ja) * | 2008-03-11 | 2014-09-10 | 東洋炭素株式会社 | フッ素ガス発生装置 |
JP5332829B2 (ja) * | 2009-04-01 | 2013-11-06 | セントラル硝子株式会社 | フッ素ガス生成装置 |
JP2011084806A (ja) * | 2009-06-29 | 2011-04-28 | Central Glass Co Ltd | フッ素ガス生成装置 |
JP5581676B2 (ja) | 2009-12-02 | 2014-09-03 | セントラル硝子株式会社 | フッ素ガス生成装置 |
TWI525042B (zh) * | 2010-09-16 | 2016-03-11 | 首威公司 | 氟化氫供應單元 |
TW201219686A (en) * | 2010-09-16 | 2012-05-16 | Solvay | Fluorine gas plant with seismic protection |
TWI551730B (zh) * | 2010-11-17 | 2016-10-01 | 首威公司 | 電解器設備 |
WO2013092773A1 (en) * | 2011-12-22 | 2013-06-27 | Solvay Sa | Liquid level control in an electrolytic cell for the generation of fluorine |
CN110965078A (zh) * | 2019-12-10 | 2020-04-07 | 中核二七二铀业有限责任公司 | 一种氟化氢供料的自动控制装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02232386A (ja) * | 1989-03-03 | 1990-09-14 | Mitsui Toatsu Chem Inc | 溶融塩電解法によるガスの製造方法 |
JP2002339090A (ja) * | 2000-04-07 | 2002-11-27 | Toyo Tanso Kk | フッ素ガス発生装置 |
JP2004043885A (ja) * | 2002-07-11 | 2004-02-12 | L'air Liquide Sa Pour L'etude & L'exploitation Des Procedes Georges Claude | フッ素ガス生成装置 |
JP2004052105A (ja) * | 2002-05-29 | 2004-02-19 | Toyo Tanso Kk | フッ素ガス発生装置 |
JP2005097667A (ja) * | 2003-09-24 | 2005-04-14 | Air Liquide Japan Ltd | フッ素ガス生成装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2951021A (en) * | 1952-03-28 | 1960-08-30 | Nat Res Corp | Electrolytic production of titanium |
JPS527735B1 (ja) | 1970-05-15 | 1977-03-04 | ||
GB9418598D0 (en) | 1994-09-14 | 1994-11-02 | British Nuclear Fuels Plc | Fluorine cell |
US5628894A (en) * | 1995-10-17 | 1997-05-13 | Florida Scientific Laboratories, Inc. | Nitrogen trifluoride process |
KR100485490B1 (ko) * | 2000-04-07 | 2005-04-28 | 도요탄소 가부시키가이샤 | 불소가스 발생장치 |
KR100519843B1 (ko) * | 2002-05-29 | 2005-10-06 | 도요탄소 가부시키가이샤 | 불소가스 발생장치 |
JP3617835B2 (ja) * | 2002-09-20 | 2005-02-09 | 東洋炭素株式会社 | フッ素ガス発生装置 |
KR100533411B1 (ko) * | 2002-11-08 | 2005-12-02 | 도요탄소 가부시키가이샤 | 불소가스 발생장치와 그 전해욕 액면 제어방법 |
JP3527735B1 (ja) * | 2002-11-20 | 2004-05-17 | 東洋炭素株式会社 | フッ素ガス発生装置 |
-
2006
- 2006-06-28 CN CN2006800309201A patent/CN101248216B/zh not_active Expired - Fee Related
- 2006-06-28 JP JP2007532029A patent/JP4777989B2/ja active Active
- 2006-06-28 US US12/064,704 patent/US8366886B2/en not_active Expired - Fee Related
- 2006-06-28 WO PCT/JP2006/312866 patent/WO2007023615A1/ja active Application Filing
- 2006-06-28 EP EP06767483A patent/EP1932949A4/en not_active Withdrawn
- 2006-07-06 TW TW095124690A patent/TWI390084B/zh not_active IP Right Cessation
-
2008
- 2008-03-13 KR KR1020087006144A patent/KR101266707B1/ko not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02232386A (ja) * | 1989-03-03 | 1990-09-14 | Mitsui Toatsu Chem Inc | 溶融塩電解法によるガスの製造方法 |
JP2002339090A (ja) * | 2000-04-07 | 2002-11-27 | Toyo Tanso Kk | フッ素ガス発生装置 |
JP2004052105A (ja) * | 2002-05-29 | 2004-02-19 | Toyo Tanso Kk | フッ素ガス発生装置 |
JP2004043885A (ja) * | 2002-07-11 | 2004-02-12 | L'air Liquide Sa Pour L'etude & L'exploitation Des Procedes Georges Claude | フッ素ガス生成装置 |
JP2005097667A (ja) * | 2003-09-24 | 2005-04-14 | Air Liquide Japan Ltd | フッ素ガス生成装置 |
Also Published As
Publication number | Publication date |
---|---|
US20090260981A1 (en) | 2009-10-22 |
EP1932949A1 (en) | 2008-06-18 |
TWI390084B (zh) | 2013-03-21 |
EP1932949A4 (en) | 2011-08-03 |
CN101248216B (zh) | 2010-06-16 |
WO2007023615A1 (ja) | 2007-03-01 |
CN101248216A (zh) | 2008-08-20 |
US8366886B2 (en) | 2013-02-05 |
JPWO2007023615A1 (ja) | 2009-02-26 |
TW200712261A (en) | 2007-04-01 |
KR20080045196A (ko) | 2008-05-22 |
KR101266707B1 (ko) | 2013-05-22 |
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