ZA95482B - Treatment of a chemical - Google Patents

Treatment of a chemical

Info

Publication number
ZA95482B
ZA95482B ZA95482A ZA95482A ZA95482B ZA 95482 B ZA95482 B ZA 95482B ZA 95482 A ZA95482 A ZA 95482A ZA 95482 A ZA95482 A ZA 95482A ZA 95482 B ZA95482 B ZA 95482B
Authority
ZA
South Africa
Prior art keywords
chemical
treatment
reaction temperature
based compound
dissociated zircon
Prior art date
Application number
ZA95482A
Other languages
English (en)
Inventor
Jonathan Nel
Original Assignee
Atomic Energy South Africa
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 Atomic Energy South Africa filed Critical Atomic Energy South Africa
Publication of ZA95482B publication Critical patent/ZA95482B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/02—Oxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/04—Halides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J2219/0894—Processes carried out in the presence of a plasma
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/88—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by thermal analysis data, e.g. TGA, DTA, DSC
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Silicon Compounds (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Polarising Elements (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Storage Of Fruits Or Vegetables (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
ZA95482A 1994-01-31 1995-01-20 Treatment of a chemical ZA95482B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA94649 1994-01-31

Publications (1)

Publication Number Publication Date
ZA95482B true ZA95482B (en) 1995-10-09

Family

ID=25583635

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA95482A ZA95482B (en) 1994-01-31 1995-01-20 Treatment of a chemical

Country Status (12)

Country Link
US (1) US5688477A (fr)
EP (1) EP0665189B1 (fr)
JP (1) JP3954118B2 (fr)
CN (1) CN1110959A (fr)
AT (1) ATE174310T1 (fr)
AU (1) AU693495B2 (fr)
CA (1) CA2141162A1 (fr)
DE (1) DE69506451T2 (fr)
DK (1) DK0665189T3 (fr)
ES (1) ES2125557T3 (fr)
RU (1) RU2125019C1 (fr)
ZA (1) ZA95482B (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5958355A (en) * 1994-12-02 1999-09-28 Atomic Energy Corporation Of South Africa Limited Process for reacting a zirconia based material
US6174509B1 (en) * 1997-02-11 2001-01-16 Corning Incorporated Pure fused silica, furnace and method
US6574991B1 (en) 1998-08-13 2003-06-10 Corning Incorporated Pure fused silica, furnace and method
US7666379B2 (en) * 2001-07-16 2010-02-23 Voltaix, Inc. Process and apparatus for removing Bronsted acid impurities in binary halides
US6870124B2 (en) 2002-05-08 2005-03-22 Dana Corporation Plasma-assisted joining
US7189940B2 (en) * 2002-12-04 2007-03-13 Btu International Inc. Plasma-assisted melting
US7988946B2 (en) * 2005-06-30 2011-08-02 Compagnie Europeenne Du Zirconium-Cezus Method for recycling zirconium tetrafluoride into zirconia
FR2887868B1 (fr) * 2005-06-30 2007-08-17 Cie Europ Du Zirconium Cezus S Procede de recyclage de tetrafluorure de zirconium en zircone
US8778291B2 (en) * 2009-07-29 2014-07-15 The South African Nuclear Energy Corporation Limited Treatment of zirconia-based material with ammonium bi-fluoride
TWI469949B (zh) * 2010-12-02 2015-01-21 Saint Gobain Ceramics 鋯石部件
CA2851186C (fr) * 2011-10-11 2019-06-18 The South African Nuclear Energy Corporation Limited Traitement de matieres premieres chimiques
JP2013101066A (ja) * 2011-11-09 2013-05-23 Hitachi-Ge Nuclear Energy Ltd ジルコニウムを含む使用済燃料の処理装置および方法
RU2508412C1 (ru) * 2012-11-02 2014-02-27 Федеральное государственное бюджетное учреждение науки Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра Российской академии наук (ИХТРЭМС КНЦ РАН) Способ переработки бадделеитового концентрата
CN103738968B (zh) * 2013-12-20 2015-09-16 贵州天合国润高新材料科技有限公司 在制备含硅化合物的过程中循环利用氟化物的方法
CN103708470B (zh) * 2013-12-20 2016-02-03 贵州天合国润高新材料科技有限公司 SiF4的制备方法
CN103708550B (zh) * 2013-12-20 2015-08-05 贵州万方铝化科技开发有限公司 氟化锆的制备方法
CN103708472B (zh) * 2013-12-20 2015-08-05 贵州万方铝化科技开发有限公司 利用锆英砂制备SiO2粉末的方法
CN103708549B (zh) * 2014-01-06 2015-09-16 贵州万方铝化科技开发有限公司 纳米级ZrO2粉末的制备方法
CN103787412B (zh) * 2014-02-26 2016-05-04 贵州万方铝化科技开发有限公司 一种含锆化合物生产中氟化物循环利用的方法及设备
RU2576710C1 (ru) * 2014-10-08 2016-03-10 ЭкоЛайв Текнолоджис Лимитед Способ бифторидной переработки редкого и редкоземельного минерального сырья
RU2607862C1 (ru) * 2015-09-07 2017-01-20 Акционерное общество "Объединенная химическая компания "УРАЛХИМ" (АО "ОХК "УРАЛХИМ") Способ извлечения редкоземельных металлов и получения строительного гипса из ангидрита
CN109205669A (zh) * 2018-11-19 2019-01-15 新特能源股份有限公司 四氯化锆及四氟化硅的联合制备方法
US12104223B2 (en) 2021-10-22 2024-10-01 Advanced Fusion Systems Llc Advanced beneficiation process for beneficiation, mobilization, extraction, separation, and concentration of mineralogical resources

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1535687A (en) * 1923-02-02 1925-04-28 Ruff Otto Process for refining zirconium-containing ores and other products containing dioxide of zirconium
FR762055A (fr) * 1932-10-29 1934-04-03 Gazogène pour la production d'hydrocarbures
US2076808A (en) * 1932-11-02 1937-04-13 Bryant Grinder Corp Grinding machine
FR762066A (fr) * 1932-12-23 1934-04-03 Saint Gobain Procédé de séparation de la zircone du zircon et produits en résultant
US2076080A (en) * 1932-12-23 1937-04-06 Saint Gobain Process for recovering zirconium oxide
GB450053A (en) * 1935-07-10 1936-07-09 Titanium Alloy Mfg Co An improved method of purifying zircon
US2972515A (en) * 1957-05-23 1961-02-21 Pennsalt Chemicals Corp Production of metal fluorides
US3233969A (en) * 1961-05-29 1966-02-08 Columbian Carbon Process for producing pigmentary silica
US3674431A (en) * 1970-07-01 1972-07-04 Cities Service Co Generation of silicon tetrafluoride
CA936331A (en) * 1971-03-09 1973-11-06 Eldorado Nuclear Limited Dry way zirconium tetrafluoride process
US4047970A (en) * 1975-01-27 1977-09-13 Keeling And Walker, Limited Production of calcined ceramic pigments
GB1491977A (en) * 1975-06-10 1977-11-16 Keeling & Walker Ltd Production of refractory articles
GB8419596D0 (en) * 1984-08-01 1984-09-05 Cookson Group Plc Extraction process
EP0210236A4 (fr) * 1985-02-01 1988-01-07 Commw Scient Ind Res Org Procede de production de zircone tres pure.

Also Published As

Publication number Publication date
RU95101439A (ru) 1996-12-27
EP0665189A1 (fr) 1995-08-02
DK0665189T3 (da) 1999-08-16
RU2125019C1 (ru) 1999-01-20
DE69506451T2 (de) 1999-05-20
AU1144095A (en) 1995-08-10
DE69506451D1 (de) 1999-01-21
CN1110959A (zh) 1995-11-01
ES2125557T3 (es) 1999-03-01
JPH07267642A (ja) 1995-10-17
US5688477A (en) 1997-11-18
AU693495B2 (en) 1998-07-02
CA2141162A1 (fr) 1995-08-01
JP3954118B2 (ja) 2007-08-08
EP0665189B1 (fr) 1998-12-09
ATE174310T1 (de) 1998-12-15

Similar Documents

Publication Publication Date Title
ZA95482B (en) Treatment of a chemical
ZA878664B (en) Catalytic process for making hydrogen peroxide from hydrogen and oxygen employing a bromide promoter
MX9802344A (es) Metodo y aparato para producir bioxido de titanio.
GB2083816B (en) Process for hydroxylating aromatic hydrocarbons
KR940700288A (en) Aqueous phase removal of nitrogen from nitrogen compounds
MY114785A (en) Catalytic vent gas treatment system for abatement of volatile chemical emissions
SE8301492D0 (sv) Forfarande for hydoxylering av aromatiska kolveten
JO1791B1 (en) Method for the inert gas technology
GR3007267T3 (fr)
PL295231A1 (en) Method of obtaining hydroxylamine
EP0204538A3 (fr) Procédé et appareil pour le phototraitement
IN155430B (fr)
DE3469722D1 (en) Process and apparatus for the biological denitrification of water
GR3030180T3 (en) Treatment of a chemical
NZ233711A (en) Removal of cyanide from water by reaction with hydrogen peroxide and phosphoric acid
CS129489A2 (en) Method of chloride production by means of gaseous hydrogen of chloride reaction with oxygen catalyst presence
DE3585662T (fr)
EP0597429A3 (fr) Procédé pour la préparation de 3-vinylcéphalosporines.
HK29096A (en) Gas-phase fluorination process
EP0551838A3 (en) Treatment of the hydrogen fluoride-phase from reaction mixtures
ES2160304T3 (es) Procedimiento de elaboracion de una atmosfera de tratamiento termico y metodo de regulacion de tal procedimiento.
EP0600359A3 (fr) Procédé pour augmenter l'efficacité de blanchiment d'un persel ou de l'eau oxygénée.
MX9709964A (es) Metodo para producir acido de caro.
CS190092B1 (en) Method for the intensification of chemical oxygenation of water with oxygen resulting from hydrogen peroxide decomposition
TW218030B (en) Manufacturing method of active carbon fiber