ZA9711441B - Storage transportation and production of active fluorine - Google Patents

Storage transportation and production of active fluorine

Info

Publication number
ZA9711441B
ZA9711441B ZA9711441A ZA9711441A ZA9711441B ZA 9711441 B ZA9711441 B ZA 9711441B ZA 9711441 A ZA9711441 A ZA 9711441A ZA 9711441 A ZA9711441 A ZA 9711441A ZA 9711441 B ZA9711441 B ZA 9711441B
Authority
ZA
South Africa
Prior art keywords
production
active fluorine
storage transportation
transportation
storage
Prior art date
Application number
ZA9711441A
Other languages
English (en)
Inventor
Leigh Edward Wakefield
Barnaby John Whyte
Original Assignee
British Nuclear Fuels Plc
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 British Nuclear Fuels Plc filed Critical British Nuclear Fuels Plc
Publication of ZA9711441B publication Critical patent/ZA9711441B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/24—Inter-halogen compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/20—Fluorine
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/02—Pretreatment of the material to be coated
    • C23C16/0227—Pretreatment of the material to be coated by cleaning or etching
    • C23C16/0236—Pretreatment of the material to be coated by cleaning or etching by etching with a reactive gas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
    • C23C16/4401—Means for minimising impurities, e.g. dust, moisture or residual gas, in the reaction chamber
    • C23C16/4405—Cleaning of reactor or parts inside the reactor by using reactive gases
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/60—Wet etching
    • H10P50/64—Wet etching of semiconductor materials
    • H10P50/642—Chemical etching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Treating Waste Gases (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Drying Of Semiconductors (AREA)
ZA9711441A 1996-12-19 1997-12-19 Storage transportation and production of active fluorine ZA9711441B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9626329.8A GB9626329D0 (en) 1996-12-19 1996-12-19 Improvements in and relating to the storage, transportation and production of active fluoride

Publications (1)

Publication Number Publication Date
ZA9711441B true ZA9711441B (en) 1999-06-21

Family

ID=10804666

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9711441A ZA9711441B (en) 1996-12-19 1997-12-19 Storage transportation and production of active fluorine

Country Status (9)

Country Link
EP (1) EP0946407B1 (de)
JP (1) JP2001506220A (de)
KR (1) KR20000069619A (de)
AU (1) AU7737898A (de)
DE (1) DE69715905T2 (de)
GB (1) GB9626329D0 (de)
TW (1) TW372937B (de)
WO (1) WO1998027005A1 (de)
ZA (1) ZA9711441B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4805460B2 (ja) * 1999-03-04 2011-11-02 サーフィス テクノロジー システムズ ピーエルシー 反応プロセスガス生成方法及びシステム
KR100804853B1 (ko) * 1999-03-04 2008-02-20 서페이스 테크놀로지 시스템스 피엘씨 삼불화염소가스발생기시스템
US7357138B2 (en) * 2002-07-18 2008-04-15 Air Products And Chemicals, Inc. Method for etching high dielectric constant materials and for cleaning deposition chambers for high dielectric constant materials
US20040014327A1 (en) * 2002-07-18 2004-01-22 Bing Ji Method for etching high dielectric constant materials and for cleaning deposition chambers for high dielectric constant materials
JP4440546B2 (ja) * 2003-01-10 2010-03-24 レール・リキード−ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード ガス供給ライン構造
KR100661276B1 (ko) * 2006-01-06 2006-12-26 주식회사 효성 Ｈｆ 또는 퍼플루오로 알킬 화합물을 이용한 불소가스의정제방법
WO2021241143A1 (ja) * 2020-05-29 2021-12-02 昭和電工株式会社 ドライエッチング方法、半導体素子の製造方法、及びクリーニング方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3143391A (en) * 1959-10-12 1964-08-04 Olin Mathieson Alkali metal tetrafluorochlorates and their preparation
US3361543A (en) * 1963-04-01 1968-01-02 Monsanto Res Corp Synthesis of alkali metal tetrafluorochlorates
US3989808A (en) * 1975-07-28 1976-11-02 The United States Of America As Represented By The United States Energy Research And Development Administration Method of preparing pure fluorine gas
US4284617A (en) * 1979-11-30 1981-08-18 The United States Of America As Represented By The Secretary Of The Navy Solid compositions for generation fluorine and gaseous fluorine compounds

Also Published As

Publication number Publication date
EP0946407A1 (de) 1999-10-06
WO1998027005A1 (en) 1998-06-25
JP2001506220A (ja) 2001-05-15
EP0946407B1 (de) 2002-09-25
GB9626329D0 (en) 1997-02-05
AU7737898A (en) 1998-07-15
TW372937B (en) 1999-11-01
DE69715905D1 (de) 2002-10-31
KR20000069619A (ko) 2000-11-25
DE69715905T2 (de) 2003-06-18

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