JPS6124333B2 - - Google Patents
Info
- Publication number
- JPS6124333B2 JPS6124333B2 JP52160978A JP16097877A JPS6124333B2 JP S6124333 B2 JPS6124333 B2 JP S6124333B2 JP 52160978 A JP52160978 A JP 52160978A JP 16097877 A JP16097877 A JP 16097877A JP S6124333 B2 JPS6124333 B2 JP S6124333B2
- Authority
- JP
- Japan
- Prior art keywords
- crucible
- oxide
- carbon
- reaction
- metal
- 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
Links
- 239000000463 material Substances 0.000 claims description 21
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 20
- 229910052799 carbon Inorganic materials 0.000 claims description 18
- 239000007789 gas Substances 0.000 claims description 14
- 229910044991 metal oxide Inorganic materials 0.000 claims description 13
- 150000004706 metal oxides Chemical class 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
- 239000001301 oxygen Substances 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 9
- 239000001257 hydrogen Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 6
- WZECUPJJEIXUKY-UHFFFAOYSA-N [O-2].[O-2].[O-2].[U+6] Chemical compound [O-2].[O-2].[O-2].[U+6] WZECUPJJEIXUKY-UHFFFAOYSA-N 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 229910000439 uranium oxide Inorganic materials 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 239000011733 molybdenum Substances 0.000 claims description 5
- 229910052770 Uranium Inorganic materials 0.000 claims description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 239000010937 tungsten Substances 0.000 claims description 4
- SHZGCJCMOBCMKK-KGJVWPDLSA-N beta-L-fucose Chemical compound C[C@@H]1O[C@H](O)[C@@H](O)[C@H](O)[C@@H]1O SHZGCJCMOBCMKK-KGJVWPDLSA-N 0.000 claims description 3
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 claims description 3
- 238000006722 reduction reaction Methods 0.000 claims 2
- 230000002452 interceptive effect Effects 0.000 claims 1
- 239000008188 pellet Substances 0.000 description 12
- 239000000446 fuel Substances 0.000 description 8
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 239000008187 granular material Substances 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000008240 homogeneous mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- QIJNJJZPYXGIQM-UHFFFAOYSA-N 1lambda4,2lambda4-dimolybdacyclopropa-1,2,3-triene Chemical compound [Mo]=C=[Mo] QIJNJJZPYXGIQM-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910039444 MoC Inorganic materials 0.000 description 1
- 229910052778 Plutonium Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 150000003061 plutonium compounds Chemical class 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 150000003671 uranium compounds Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/64—Burning or sintering processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0286—Obtaining thorium, uranium, or other actinides obtaining uranium refining, melting, remelting, working up uranium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/04—Obtaining plutonium
-
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Ceramic Engineering (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Structural Engineering (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB379/77A GB1561161A (en) | 1977-01-06 | 1977-01-06 | Processes for redusing the oxygen content of metal oxides |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5385798A JPS5385798A (en) | 1978-07-28 |
| JPS6124333B2 true JPS6124333B2 (OSRAM) | 1986-06-10 |
Family
ID=9703389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16097877A Granted JPS5385798A (en) | 1977-01-06 | 1977-12-27 | Method of reducing oxygen content of metal oxide |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4298495A (OSRAM) |
| JP (1) | JPS5385798A (OSRAM) |
| DE (1) | DE2800329A1 (OSRAM) |
| FR (1) | FR2376901B1 (OSRAM) |
| GB (1) | GB1561161A (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2004256B (en) * | 1977-09-16 | 1982-01-20 | Alkem Gmbh | Process for the production of uo2/puo2 nuclear fuels |
| DE3227868C2 (de) * | 1982-07-26 | 1984-07-26 | Alkem Gmbh, 6450 Hanau | Verfahren zum Behandeln von Plutoniumdioxid oder Plutonium-Uran-Mischdioxid |
| US5641435A (en) * | 1995-09-22 | 1997-06-24 | General Electric Company | Control of residual gas content of nuclear fuel |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1418010A (fr) * | 1962-10-10 | 1965-11-19 | Ca Atomic Energy Ltd | élément combustible pour réacteur nucléaire |
| GB1295664A (OSRAM) | 1969-03-19 | 1972-11-08 | ||
| US3872022A (en) * | 1970-08-10 | 1975-03-18 | Gen Electric | Sintering uranium oxide in the reaction products of hydrogen-carbon dioxide mixtures |
| US3806565A (en) * | 1971-08-02 | 1974-04-23 | North American Rockwell | Method of preparing relatively low density oxide fuel for a nuclear reactor |
| GB1420630A (en) * | 1972-10-20 | 1976-01-07 | Atomic Energy Authority Uk | Production of nuclear fuel |
-
1977
- 1977-01-06 GB GB379/77A patent/GB1561161A/en not_active Expired
- 1977-12-27 JP JP16097877A patent/JPS5385798A/ja active Granted
- 1977-12-29 US US05/865,588 patent/US4298495A/en not_active Expired - Lifetime
-
1978
- 1978-01-04 DE DE19782800329 patent/DE2800329A1/de active Granted
- 1978-01-05 FR FR7800212A patent/FR2376901B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2800329C2 (OSRAM) | 1988-05-26 |
| FR2376901B1 (fr) | 1985-05-31 |
| GB1561161A (en) | 1980-02-13 |
| DE2800329A1 (de) | 1978-07-20 |
| FR2376901A1 (fr) | 1978-08-04 |
| US4298495A (en) | 1981-11-03 |
| JPS5385798A (en) | 1978-07-28 |
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