JP4220978B2 - 電極、オゾン生成装置、及び、オゾン生成方法 - Google Patents

電極、オゾン生成装置、及び、オゾン生成方法 Download PDF

Info

Publication number
JP4220978B2
JP4220978B2 JP2005104334A JP2005104334A JP4220978B2 JP 4220978 B2 JP4220978 B2 JP 4220978B2 JP 2005104334 A JP2005104334 A JP 2005104334A JP 2005104334 A JP2005104334 A JP 2005104334A JP 4220978 B2 JP4220978 B2 JP 4220978B2
Authority
JP
Japan
Prior art keywords
anode
ozone
solid polymer
electrode
water
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.)
Expired - Lifetime
Application number
JP2005104334A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005336607A5 (enExample
JP2005336607A (ja
Inventor
一樹 在原
昭 藤嶋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Central Japan Railway Co
Original Assignee
Central Japan Railway Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Central Japan Railway Co filed Critical Central Japan Railway Co
Priority to JP2005104334A priority Critical patent/JP4220978B2/ja
Priority to PCT/JP2005/008216 priority patent/WO2005106079A1/ja
Priority to US11/587,936 priority patent/US8734626B2/en
Priority to EP05736753.4A priority patent/EP1754804B1/en
Publication of JP2005336607A publication Critical patent/JP2005336607A/ja
Publication of JP2005336607A5 publication Critical patent/JP2005336607A5/ja
Application granted granted Critical
Publication of JP4220978B2 publication Critical patent/JP4220978B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
    • 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
    • C25B1/13—Ozone
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46109—Electrodes
    • C02F2001/46133—Electrodes characterised by the material
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46109—Electrodes
    • C02F2001/46152—Electrodes characterised by the shape or form
    • C02F2001/46157—Perforated or foraminous electrodes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/46115—Electrolytic cell with membranes or diaphragms
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/4616—Power supply
    • C02F2201/4617—DC only

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
JP2005104334A 2004-04-28 2005-03-31 電極、オゾン生成装置、及び、オゾン生成方法 Expired - Lifetime JP4220978B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2005104334A JP4220978B2 (ja) 2004-04-28 2005-03-31 電極、オゾン生成装置、及び、オゾン生成方法
PCT/JP2005/008216 WO2005106079A1 (ja) 2004-04-28 2005-04-28 電極、オゾン生成装置、及び、オゾン生成方法
US11/587,936 US8734626B2 (en) 2004-04-28 2005-04-28 Electrode, ozone generator, and ozone production method
EP05736753.4A EP1754804B1 (en) 2004-04-28 2005-04-28 Electrode, ozone generator and ozone generating method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004133930 2004-04-28
JP2005104334A JP4220978B2 (ja) 2004-04-28 2005-03-31 電極、オゾン生成装置、及び、オゾン生成方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2008150632A Division JP4644272B2 (ja) 2004-04-28 2008-06-09 オゾン生成装置、及び、オゾン生成方法

Publications (3)

Publication Number Publication Date
JP2005336607A JP2005336607A (ja) 2005-12-08
JP2005336607A5 JP2005336607A5 (enExample) 2007-08-16
JP4220978B2 true JP4220978B2 (ja) 2009-02-04

Family

ID=35241694

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005104334A Expired - Lifetime JP4220978B2 (ja) 2004-04-28 2005-03-31 電極、オゾン生成装置、及び、オゾン生成方法

Country Status (4)

Country Link
US (1) US8734626B2 (enExample)
EP (1) EP1754804B1 (enExample)
JP (1) JP4220978B2 (enExample)
WO (1) WO2005106079A1 (enExample)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8591856B2 (en) * 1998-05-15 2013-11-26 SCIO Diamond Technology Corporation Single crystal diamond electrochemical electrode
US6582513B1 (en) 1998-05-15 2003-06-24 Apollo Diamond, Inc. System and method for producing synthetic diamond
JP4903405B2 (ja) * 2005-08-10 2012-03-28 東海旅客鉄道株式会社 オゾン水生成方法及びオゾン水生成装置
CN101316951B (zh) * 2005-11-24 2011-01-19 住友电工硬质合金株式会社 金刚石电极，其制造方法，和电解池
US7836543B2 (en) 2006-02-10 2010-11-23 Tennant Company Method and apparatus for producing humanly-perceptable indicator of electrochemical properties of an output cleaning liquid
US8046867B2 (en) 2006-02-10 2011-11-01 Tennant Company Mobile surface cleaner having a sparging device
US8156608B2 (en) 2006-02-10 2012-04-17 Tennant Company Cleaning apparatus having a functional generator for producing electrochemically activated cleaning liquid
US8025787B2 (en) 2006-02-10 2011-09-27 Tennant Company Method and apparatus for generating, applying and neutralizing an electrochemically activated liquid
US8012340B2 (en) 2006-02-10 2011-09-06 Tennant Company Method for generating electrochemically activated cleaning liquid
US8025786B2 (en) 2006-02-10 2011-09-27 Tennant Company Method of generating sparged, electrochemically activated liquid
US8007654B2 (en) 2006-02-10 2011-08-30 Tennant Company Electrochemically activated anolyte and catholyte liquid
US8016996B2 (en) 2006-02-10 2011-09-13 Tennant Company Method of producing a sparged cleaning liquid onboard a mobile surface cleaner
US7891046B2 (en) 2006-02-10 2011-02-22 Tennant Company Apparatus for generating sparged, electrochemically activated liquid
ES2638115T3 (es) * 2006-09-05 2017-10-18 Element Six Technologies Limited Electrodo de diamante sólido
GB0622482D0 (en) 2006-11-10 2006-12-20 Element Six Ltd Diamond electrode
GB0622483D0 (en) * 2006-11-10 2006-12-20 Element Six Ltd Electrochemical apparatus having a forced flow arrangement
US8329008B2 (en) 2007-04-23 2012-12-11 Mitsui Chemicals, Inc. Gas generating device and carbon electrode for gas generation
US8337690B2 (en) 2007-10-04 2012-12-25 Tennant Company Method and apparatus for neutralizing electrochemically activated liquids
US8485140B2 (en) 2008-06-05 2013-07-16 Global Patent Investment Group, LLC Fuel combustion method and system
JP5670889B2 (ja) 2008-06-19 2015-02-18 テナント カンパニー 同心電極を含む管状電解セルおよび対応する方法
KR20110031188A (ko) * 2008-06-19 2011-03-24 텐난트 컴파니 다양한 크기/형상의 개구로 형성된 전극을 갖는 전기분해 전지
ITBO20080688A1 (it) * 2008-11-13 2010-05-14 Gima Spa Cella elettrochimica
US8371315B2 (en) 2008-12-17 2013-02-12 Tennant Company Washing systems incorporating charged activated liquids
JP2011032507A (ja) * 2009-07-30 2011-02-17 Sanyo Electric Co Ltd 電解用電極材料、電解用電極及びその製造方法
JP5457810B2 (ja) * 2009-12-07 2014-04-02 クロリンエンジニアズ株式会社 オゾン生成装置
JP5113892B2 (ja) 2010-04-30 2013-01-09 アクアエコス株式会社 膜−電極接合体、これを用いる電解セル、オゾン水製造装置、オゾン水製造方法、殺菌方法及び廃水・廃液処理方法
JP5823102B2 (ja) * 2010-06-24 2015-11-25 デノラ・ペルメレック株式会社 歯科用オゾン水洗浄装置及び歯科用のオゾン水による洗浄方法
GB201015270D0 (en) * 2010-09-14 2010-10-27 Element Six Ltd Diamond electrodes for electrochemical devices
WO2012075425A2 (en) * 2010-12-03 2012-06-07 Electrolytic Ozone Inc. Electrolytic cell for ozone production
EP2697730A4 (en) 2011-04-15 2015-04-15 Advanced Diamond Technologies Inc ELECTROCHEMICAL SYSTEM AND METHOD FOR PROPORTION OF OXIDIZERS AT HIGH CURRENT DENSITY
RU2478082C1 (ru) * 2011-07-26 2013-03-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования Казанский национальный исследовательский технический университет им. А.Н.Туполева - КАИ (КНИТУ-КАИ) Способ получения озона
EP2748113B1 (en) 2011-08-25 2018-08-08 Electrolytic Ozone Inc. Apparatus for producing and delivering ozonated water
GB2520753B (en) * 2013-11-29 2016-06-15 Element Six Tech Ltd Electrochemical sensor apparatus and electrochemical sensing method
CN104045131A (zh) * 2014-07-09 2014-09-17 中国电建集团中南勘测设计研究院有限公司 一种用于电化学重金属废水处理设备的多孔极板
JP6210418B2 (ja) 2014-09-26 2017-10-11 パナソニックＩｐマネジメント株式会社 電解液体生成装置、電解液体生成装置を備えた液体改質装置または電解液体生成装置で生成された電解液体を利用する電気機器
US10662523B2 (en) 2015-05-27 2020-05-26 John Crane Inc. Extreme durability composite diamond film
US10239772B2 (en) * 2015-05-28 2019-03-26 Advanced Diamond Technologies, Inc. Recycling loop method for preparation of high concentration ozone
US10907264B2 (en) 2015-06-10 2021-02-02 Advanced Diamond Technologies, Inc. Extreme durability composite diamond electrodes
US10767270B2 (en) 2015-07-13 2020-09-08 Delta Faucet Company Electrode for an ozone generator
JP6585176B2 (ja) * 2015-09-15 2019-10-02 株式会社東芝 電極、電極ユニット、及び電解装置
CA2946465C (en) 2015-11-12 2022-03-29 Delta Faucet Company Ozone generator for a faucet
WO2018075920A1 (en) 2016-10-20 2018-04-26 Advanced Diamond Technologies, Inc. Ozone generators, methods of making ozone generators, and methods of generating ozone
US10662550B2 (en) 2016-11-03 2020-05-26 John Crane Inc. Diamond nanostructures with large surface area and method of producing the same
GB2557182B (en) 2016-11-29 2020-02-12 Roseland Holdings Ltd Electrode and electrochemical cell comprising the same
JP6467690B2 (ja) * 2017-08-30 2019-02-13 パナソニックＩｐマネジメント株式会社 電解液体生成装置、電解液体生成装置を備えた液体改質装置または電解液体生成装置で生成された電解液体を利用する電気機器
CA3095472C (en) * 2018-03-29 2024-01-02 NorthStar Medical Radioisotopes LLC Ozone water generation system
CN110484927A (zh) * 2019-09-11 2019-11-22 武汉威蒙环保科技有限公司 一种结构紧凑的电解式臭氧发生器
IT201900018146A1 (it) * 2019-10-07 2021-04-07 Iris S R L Dispositivo di trattamento per effluenti liquidi
US12012661B2 (en) 2020-06-27 2024-06-18 Aquamox Inc. Electrolytic generators
CN115369420B (zh) * 2022-07-08 2025-03-14 伍学斌 一种纳微米精密制造临界面引导液气转化的方法
CN115786976A (zh) * 2022-11-09 2023-03-14 伍学斌 一种纳米制造人工智能流量监控液气转化的方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4629373A (en) * 1983-06-22 1986-12-16 Megadiamond Industries, Inc. Polycrystalline diamond body with enhanced surface irregularities
JPH01139785A (ja) 1987-11-27 1989-06-01 Permelec Electrode Ltd 電極触媒及びその製造方法
JPH01312092A (ja) 1988-06-10 1989-12-15 Sasakura Eng Co Ltd オゾンの電解製造法
JPH06316406A (ja) * 1993-03-10 1994-11-15 Sumitomo Electric Ind Ltd ダイヤモンドの加工方法
US5399247A (en) 1993-12-22 1995-03-21 Eastman Kodak Company Method of electrolysis employing a doped diamond anode to oxidize solutes in wastewater
JPH09268395A (ja) 1996-04-02 1997-10-14 Permelec Electrode Ltd 電解用電極及び該電極を使用する電解槽
US6576096B1 (en) 1998-01-05 2003-06-10 Lynntech International, Ltd. Generation and delivery device for ozone gas and ozone dissolved in water
JP2000031638A (ja) 1998-07-14 2000-01-28 Sumitomo Electric Ind Ltd ダイヤモンドプレートに導電性貫通孔を形成する方法およびダイヤモンドプレート
JP3950579B2 (ja) 1999-05-20 2007-08-01 株式会社日立グローバルストレージテクノロジーズ 符号化方法およびこれを用いた記録再生装置
JP2001192874A (ja) 1999-12-28 2001-07-17 Permelec Electrode Ltd 過硫酸溶解水の製造方法
DE10025167B4 (de) * 2000-05-24 2004-08-19 Dirk Schulze Elektrode für die elektrolytische Erzeugung von Ozon und/oder Sauerstoff, diese enthaltende Elektrolysezelle sowie Verfahren zur Herstellung einer solchen Elektrode
JP4792625B2 (ja) * 2000-08-31 2011-10-12 住友電気工業株式会社 電子放出素子の製造方法及び電子デバイス
JP3938312B2 (ja) 2001-06-14 2007-06-27 住友電工ハードメタル株式会社 硬質材料の加工方法
JP4611635B2 (ja) 2002-02-05 2011-01-12 エレメント シックス （プロプライエタリイ）リミテッド ダイヤモンド電極
JP3988477B2 (ja) 2002-02-12 2007-10-10 栗田工業株式会社 排水の処理方法およびその装置
JP3988483B2 (ja) * 2002-02-21 2007-10-10 栗田工業株式会社 水中遊離塩素の処理方法
JP4324340B2 (ja) * 2002-03-20 2009-09-02 株式会社安川電機 レーザ加工装置

Also Published As

Publication number Publication date
EP1754804A1 (en) 2007-02-21
EP1754804B1 (en) 2017-11-08
EP1754804A4 (en) 2007-09-19
WO2005106079A1 (ja) 2005-11-10
US8734626B2 (en) 2014-05-27
US20080053840A1 (en) 2008-03-06
JP2005336607A (ja) 2005-12-08

Similar Documents

Publication Publication Date Title
JP4220978B2 (ja) 電極、オゾン生成装置、及び、オゾン生成方法
JP4903405B2 (ja) オゾン水生成方法及びオゾン水生成装置
CN100537849C (zh) 用于电解槽的电极结构
US7951274B2 (en) Diamond electrode, method for producing same, and electrolytic cell
JP5096054B2 (ja) オゾン生成方法
JP6077087B2 (ja) オゾン生成のための電解槽
JP3007137B2 (ja) 電解オゾン発生方法及び装置
US7566387B2 (en) Apparatus for producing ozone by electrolysis
JPH11333458A (ja) 電解水製造装置
US20220098745A1 (en) Water electrolysis apparatus, and sterilization/cleaning method and method for decomposing/removing harmful substance, each using water electrolysis apparatus
KR20040055199A (ko) 전기분해장치와 이를 이용한 전기분해수 생성장치,이온수기 및 용존산소 정수기
JP2007239041A (ja) オゾンミスト発生装置
JP6257846B1 (ja) 電気分解水生成装置
JP2009052105A (ja) オゾン水生成装置
WO2014141587A1 (ja) 電解水生成装置
JP4644272B2 (ja) オゾン生成装置、及び、オゾン生成方法
JPH10259490A (ja) 水素酸素ガス添加水製造装置
JP2010007144A (ja) 電解用電極および電解ユニット
JP4511204B2 (ja) 還元水の生成装置
JP2000107760A (ja) 洗浄用電解水の生成装置及びその生成方法
JP2025002458A (ja) 電解水生成装置
KR100654349B1 (ko) 도전성 다이아몬드 전극의 전기분해 장치
KR200374857Y1 (ko) 도전성 다이아몬드 전극의 전기분해 장치
JPH11333457A (ja) 電解水の製造方法

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20060209

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070702

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20080408

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080609

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20080715

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080916

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20081021

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20081114

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20111121

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Ref document number: 4220978

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20111121

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121121

Year of fee payment: 4

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20131121

Year of fee payment: 5

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term