CA977941A - Conversion of uranium hexafluoride to uranium dioxide structures of controlled density and grain size - Google Patents

Conversion of uranium hexafluoride to uranium dioxide structures of controlled density and grain size

Info

Publication number: CA977941A
Authority: CA; Canada
Prior art keywords: uranium; conversion; grain size; controlled density; hexafluoride
Prior art date: 1971-06-16
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

Application number

CA143,935A

Other languages

English (en)

Other versions

CA143935S (en

Inventor

William R. Dehollander

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.)

General Electric Co

Original Assignee

General Electric 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.)

1971-06-16

Filing date

1972-06-06

Publication date

1975-11-18

1972-06-06 Application filed by General Electric Co filed Critical General Electric Co

1975-11-18 Application granted granted Critical

1975-11-18 Publication of CA977941A publication Critical patent/CA977941A/en

Status Expired 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
- C01G43/025—Uranium dioxide
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/42—Selection of substances for use as reactor fuel
- G21C3/58—Solid reactor fuel Pellets made of fissile material
- G21C3/62—Ceramic fuel
- G21C3/623—Oxide fuels
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
- 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
- C01P2006/10—Solid density
- 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
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
High Energy & Nuclear Physics (AREA)
General Engineering & Computer Science (AREA)
Plasma & Fusion (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Ceramic Engineering (AREA)
Inorganic Compounds Of Heavy Metals (AREA)

CA143,935A 1971-06-16 1972-06-06 Conversion of uranium hexafluoride to uranium dioxide structures of controlled density and grain size Expired CA977941A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US00153749A US3819804A (en)	1971-06-16	1971-06-16	Conversion of uranium hexafluoride to uranium dioxide structures of controlled density and grain size

Publications (1)

Publication Number	Publication Date
CA977941A true CA977941A (en)	1975-11-18

Family

ID=22548579

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA143,935A Expired CA977941A (en)	1971-06-16	1972-06-06	Conversion of uranium hexafluoride to uranium dioxide structures of controlled density and grain size

Country Status (12)

Country	Link
US (1)	US3819804A (xx)
JP (1)	JPS5534395B1 (xx)
BE (1)	BE784894A (xx)
CA (1)	CA977941A (xx)
CH (2)	CH592579A5 (xx)
DE (2)	DE2228714A1 (xx)
ES (1)	ES403869A1 (xx)
FR (1)	FR2142015B1 (xx)
GB (1)	GB1372760A (xx)
IT (1)	IT956608B (xx)
NL (1)	NL7208141A (xx)
SE (1)	SE374447B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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
FR2786116B1 (fr) *	1998-11-19	2001-01-12	Franco Belge Combustibles	Procede et installation de traitement d'une poudre 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
EP2277831B1 (en) *	2009-07-20	2012-05-23	Westinghouse Electric Company LLC	Two step dry UO2 production process utilizing a positive sealing valve means between steps
US10457558B2 (en) *	2017-06-22	2019-10-29	Westinghouse Electric Company Llc	Method to produce uranium silicides

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE214708C (xx) *
US3168369A (en) *	1961-12-18	1965-02-02	Grace W R & Co	Uranium processing
US3148151A (en) *	1962-02-22	1964-09-08	Grace W R & Co	Method of preparing rare earthactinide metal oxide sols
FR1535470A (fr) *	1967-03-09	1968-08-09	Commissariat Energie Atomique	Perfectionnements apportés aux procédés pour la préparation de céramiques de matériaux tels, notamment, que des matériaux fissiles
US3796672A (en) *	1970-10-02	1974-03-12	Gen Electric	Process for producing uranium dioxide rich compositions from uranium hexafluoride
JPS5124523A (ja) *	1974-08-22	1976-02-27	Kubota Ltd	Seimitsuchuzoyoigatano shoseiho

1971
- 1971-06-16 US US00153749A patent/US3819804A/en not_active Expired - Lifetime
1972
- 1972-06-02 GB GB2577472A patent/GB1372760A/en not_active Expired
- 1972-06-06 CA CA143,935A patent/CA977941A/en not_active Expired
- 1972-06-13 DE DE19722228714D patent/DE2228714A1/de active Granted
- 1972-06-13 DE DE2228714A patent/DE2228714C2/de not_active Expired
- 1972-06-14 BE BE784894A patent/BE784894A/xx not_active IP Right Cessation
- 1972-06-14 NL NL7208141A patent/NL7208141A/xx not_active Application Discontinuation
- 1972-06-14 SE SE7207849A patent/SE374447B/xx unknown
- 1972-06-14 ES ES403869A patent/ES403869A1/es not_active Expired
- 1972-06-15 IT IT25728/72A patent/IT956608B/it active
- 1972-06-16 JP JP5962072A patent/JPS5534395B1/ja active Pending
- 1972-06-16 FR FR7221796A patent/FR2142015B1/fr not_active Expired
- 1972-06-16 CH CH900772A patent/CH592579A5/xx not_active IP Right Cessation
1977
- 1977-02-02 CH CH127177A patent/CH596108A5/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
FR2142015A1 (xx)	1973-01-26
NL7208141A (xx)	1972-12-19
FR2142015B1 (xx)	1980-04-18
JPS5534395B1 (xx)	1980-09-06
IT956608B (it)	1973-10-10
SE374447B (xx)	1975-03-03
CH592579A5 (xx)	1977-10-31
GB1372760A (en)	1974-11-06
DE2228714C2 (xx)	1989-05-11
US3819804A (en)	1974-06-25
CH596108A5 (xx)	1978-02-28
DE2228714A1 (de)	1972-12-28
BE784894A (fr)	1972-10-02
ES403869A1 (es)	1977-07-01

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