DE69500881D1 - Oxidation von uranhexafluorid - Google Patents

Oxidation von uranhexafluorid

Info

Publication number: DE69500881D1
Authority: DE; Germany
Prior art keywords: uranhexafluorid; oxidation
Prior art date: 1994-05-28
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

DE69500881T

Other languages

English (en)

Other versions

DE69500881T3 (de

DE69500881T2 (de

Inventor

Robert Carter

John Semeraz

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.)

Westinghouse Electric Co LLC

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.)

1994-05-28

Filing date

1995-05-30

Publication date

1997-11-20

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10755888&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69500881(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1995-05-30 Application filed by British Nuclear Fuels PLC filed Critical British Nuclear Fuels PLC

1997-11-20 Publication of DE69500881D1 publication Critical patent/DE69500881D1/de

1998-05-20 Application granted granted Critical

1998-05-20 Publication of DE69500881T2 publication Critical patent/DE69500881T2/de

2003-04-10 Publication of DE69500881T3 publication Critical patent/DE69500881T3/de

2015-05-31 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G43/00—Compounds of uranium
- C01G43/01—Oxides; Hydroxides
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G43/00—Compounds of uranium
- C01G43/01—Oxides; Hydroxides
- C01G43/025—Uranium dioxide

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Inorganic Compounds Of Heavy Metals (AREA)

DE69500881T 1994-05-28 1995-05-30 Oxidation von uranhexafluorid Expired - Lifetime DE69500881T3 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB9410782A GB9410782D0 (en)	1994-05-28	1994-05-28	The reaction of gases
PCT/GB1995/001234 WO1995032921A1 (en)	1994-05-28	1995-05-30	The oxidation of uranium hexafluoride

Publications (3)

Publication Number	Publication Date
DE69500881D1 true DE69500881D1 (de)	1997-11-20
DE69500881T2 DE69500881T2 (de)	1998-05-20
DE69500881T3 DE69500881T3 (de)	2003-04-10

Family

ID=10755888

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69500881T Expired - Lifetime DE69500881T3 (de)	1994-05-28	1995-05-30	Oxidation von uranhexafluorid

Country Status (9)

Country	Link
US (1)	US5757087A (de)
EP (1)	EP0712379B2 (de)
JP (1)	JPH09501396A (de)
KR (1)	KR960703805A (de)
DE (1)	DE69500881T3 (de)
ES (1)	ES2108583T5 (de)
GB (1)	GB9410782D0 (de)
WO (1)	WO1995032921A1 (de)
ZA (1)	ZA954367B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6096109A (en) *	1996-01-18	2000-08-01	Molten Metal Technology, Inc.	Chemical component recovery from ligated-metals
FR2771725B1 (fr) *	1997-11-28	2000-02-04	Franco Belge Combustibles	Procede et dispositif de conversion directe d'hexafluorure d'uranium en oxyde d'uranium
US5901338A (en) *	1998-06-05	1999-05-04	Starmet Corporation	Method for producing uranium oxide and silicon tetrafluoride from uranium tetrafluoride, silicon, and a gaseous oxide
US6086836A (en) *	1999-03-29	2000-07-11	Starmet Corporation	Method for producing uranium oxide from uranium oxyfluoride and silicon
FR2805044B1 (fr) *	2000-02-11	2002-05-17	Franco Belge Combustibles	Procede et dispositif de determination de l'evolution d'une reaction chimique dans un four et de reglage de la reaction
FR2861888B1 (fr) *	2003-10-29	2008-02-29	Franco Belge Combustibles	Procede de fabrication de pastilles de combustible nucleaire
US7824640B1 (en)	2006-07-25	2010-11-02	Westinghouse Electric Co. Llc	Two step dry UO2 production process utilizing a positive sealing valve means between steps
EP1985587A1 (de) *	2007-04-27	2008-10-29	Westinghouse Electric Company LLC	Zweistufiges Verfahren zur Herstellung von trockenem UO2
TWI355964B (en) *	2007-12-05	2012-01-11	Ind Tech Res Inst	Method for catalytic treating perfluorocompound ga
US7776302B1 (en) *	2009-05-08	2010-08-17	International Isotopes Inc	Fluorine extraction systems and associated processes
EP2277831B1 (de)	2009-07-20	2012-05-23	Westinghouse Electric Company LLC	Zweistufiges Verfahren zur Herstellung von trockenem UO2 mittels positivem Dichtungsventil zwischen den Schritten
RU2567633C1 (ru) *	2014-09-24	2015-11-10	Акционерное общество "Высокотехнологический научно-исследовательский институт неорганических материалов имени академика А.А. Бочвара" ( АО "ВНИИНМ")	Способ получения порошка диоксида урана из гексафторида урана и установка для его осуществления

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2060242A1 (en) †	1969-09-19	1971-06-18	Commissariat Energie Atomique	Sinterable uranium oxides from uraniumhexafluoride
US3790493A (en) *	1971-04-06	1974-02-05	Gen Electric	Post oxidation process for uranium dioxide rich compositions
US3969477A (en) *	1972-10-20	1976-07-13	General Electric Company	Method of defluorinating uranium compositions in a calciner
GB1426159A (en) *	1973-08-10	1976-02-25	Gen Electric	Process for producing uranium dioxide rich compositions from uranium hexafluoride
FR2310315A1 (fr) *	1975-05-09	1976-12-03	Commissariat Energie Atomique	Procede et dispositif de fabrication d'oxyde d'uranium uo2 par voie seche
US3970581A (en) *	1975-05-12	1976-07-20	General Electric Company	Multiple gas streams in the post oxidation step in a process for converting uranium hexafluoride to uranium oxide rich compositions
US4031029A (en) *	1975-07-02	1977-06-21	General Electric Company	Process for producing uranium oxide rich compositions from uranium hexafluoride using fluid injection into the reaction zone
US4005042A (en) *	1975-07-02	1977-01-25	General Electric Company	Process for producing uranium rich compositions from uranium hexafluoride using fluid injection in the post oxidation step
GB2064503B (en) *	1979-12-10	1983-07-20	British Nuclear Fuels Ltd	Conversion of uf to uranium oxide
JPS5692124A (en) *	1979-12-10	1981-07-25	British Nuclear Fuels Ltd	Conversion to oxide of uranium from uranium hexafluoride
SE431196B (sv) *	1980-12-12	1984-01-23	Flemmert Goesta Lennart	Sett att genom hydrolys av kiseltetrafluorid i en laga framstella finfordelad kiseloxid
US4803056A (en) *	1983-07-22	1989-02-07	Kerr-Mcgee Chemical Corporation	System for increasing the capacity of a titanium dioxide producing process
US4830841A (en) *	1984-12-24	1989-05-16	Advanced Nuclear Fuels Corporation	Conversion of uranium hexafluoride to uranium dioxide
US4698214A (en) *	1985-08-12	1987-10-06	General Electric Company	Method and combustion reactor for converting uranium hexafluoride gas to an oxide of uranium
JPS63221842A (ja) *	1987-03-11	1988-09-14	Nippon Steel Corp	金属粉体、金属化合物粉体およびセラミツクス粉体の製造方法および装置
GB9309505D0 (en) *	1993-05-08	1993-06-23	British Nuclear Fuels Plc	Improvements in or relating to rotary kilns

1994
- 1994-05-28 GB GB9410782A patent/GB9410782D0/en active Pending
1995
- 1995-05-29 ZA ZA954367A patent/ZA954367B/xx unknown
- 1995-05-30 WO PCT/GB1995/001234 patent/WO1995032921A1/en not_active Ceased
- 1995-05-30 ES ES95921884T patent/ES2108583T5/es not_active Expired - Lifetime
- 1995-05-30 DE DE69500881T patent/DE69500881T3/de not_active Expired - Lifetime
- 1995-05-30 US US08/592,369 patent/US5757087A/en not_active Expired - Fee Related
- 1995-05-30 JP JP8500510A patent/JPH09501396A/ja active Pending
- 1995-05-30 EP EP95921884A patent/EP0712379B2/de not_active Expired - Lifetime
- 1995-05-30 KR KR1019960700390A patent/KR960703805A/ko not_active Abandoned

Also Published As

Publication number	Publication date
WO1995032921A1 (en)	1995-12-07
DE69500881T3 (de)	2003-04-10
EP0712379B1 (de)	1997-10-15
US5757087A (en)	1998-05-26
ZA954367B (en)	1996-01-24
EP0712379B2 (de)	2002-09-25
JPH09501396A (ja)	1997-02-10
KR960703805A (ko)	1996-08-31
ES2108583T5 (es)	2003-05-16
EP0712379A1 (de)	1996-05-22
GB9410782D0 (en)	1994-07-27
ES2108583T3 (es)	1997-12-16
DE69500881T2 (de)	1998-05-20

Publication	Publication Date	Title
FI961365A7 (fi)	1996-05-24	Osittainen hapetusmenetelmä
DE69502425D1 (de)	1998-06-18	Herstellung von Polybutenen
DE69727218D1 (de)	2004-02-19	Einschluss komplexe von aryl-heterokyhlishe salzen
DE69533361D1 (de)	2004-09-16	Umsetzung von kohlenwasserstoffen
DE69907146D1 (de)	2003-05-28	Direkte oxidation von cycloalkanen
FI933502A0 (fi)	1993-08-09	Oxidation av titantetraklorid
FI963888A7 (fi)	1996-09-27	Hapetusprosessi
DE69522630D1 (de)	2001-10-18	Herstellung von geschmiedeten Bauteilen
DE69500881D1 (de)	1997-11-20	Oxidation von uranhexafluorid
DE69505775D1 (de)	1998-12-10	Oxydation von Organoschwefelverbindungen
DE69804513D1 (de)	2002-05-02	Herstellung von zeolith-l
DE69520311D1 (de)	2001-04-19	Hebezeug
DE69519381D1 (de)	2000-12-14	Modifizierung von ölen
DE59510946D1 (de)	2004-10-28	Hebevorrichtung
DE69407766D1 (de)	1998-02-12	Oxidation von ketonen
DE69502001D1 (de)	1998-05-14	Herstellung von uranoxid
DE69417915D1 (de)	1999-05-20	Reinigung von uranhexafluorid
DE59705708D1 (de)	2002-01-17	Lagebestimmung von peripherieeinheiten
DE69709159D1 (de)	2002-01-24	Kreuz-dimierisierung von olefinen
DE69509497D1 (de)	1999-06-10	Herstellung von polyglycerol
DE69510394D1 (de)	1999-07-29	Oxidation von Isobutan
DE69333165D1 (de)	2003-10-02	Elektrophoresevorrichtung
DE59504988D1 (de)	1999-03-11	Niedrigviskose wässrige konzentrate von betaintensiden
DE69502395D1 (de)	1998-06-10	Herstellung von triarylboran
DE59804303D1 (de)	2002-07-11	Herstellung von Polyenaldehyden

Legal Events

Date	Code	Title	Description
1998-10-15	8363	Opposition against the patent
2002-11-28	8366	Restricted maintained after opposition proceedings
2009-07-30	8327	Change in the person/name/address of the patent owner	Owner name: WESTINGHOUSE ELECTRIC COMPANY LLC, MONROEVILLE, US