DE2917177C2 - - Google Patents
Info
- Publication number
- DE2917177C2 DE2917177C2 DE2917177A DE2917177A DE2917177C2 DE 2917177 C2 DE2917177 C2 DE 2917177C2 DE 2917177 A DE2917177 A DE 2917177A DE 2917177 A DE2917177 A DE 2917177A DE 2917177 C2 DE2917177 C2 DE 2917177C2
- Authority
- DE
- Germany
- Prior art keywords
- sulfur
- uranium
- supplier
- green pellets
- pellets
- 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 - Fee Related
Links
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 40
- 239000008188 pellet Substances 0.000 claims description 35
- 229910052717 sulfur Inorganic materials 0.000 claims description 34
- 239000011593 sulfur Substances 0.000 claims description 34
- FCTBKIHDJGHPPO-UHFFFAOYSA-N uranium dioxide Inorganic materials O=[U]=O FCTBKIHDJGHPPO-UHFFFAOYSA-N 0.000 claims description 28
- OOAWCECZEHPMBX-UHFFFAOYSA-N oxygen(2-);uranium(4+) Chemical compound [O-2].[O-2].[U+4] OOAWCECZEHPMBX-UHFFFAOYSA-N 0.000 claims description 27
- JCMLRUNDSXARRW-UHFFFAOYSA-N trioxouranium Chemical compound O=[U](=O)=O JCMLRUNDSXARRW-UHFFFAOYSA-N 0.000 claims description 20
- 238000005245 sintering Methods 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 229910002007 uranyl nitrate Inorganic materials 0.000 claims description 9
- 239000002244 precipitate Substances 0.000 claims description 8
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- FOFYPMPFTYORPL-UHFFFAOYSA-N azanium;2,8-dioxo-7,9-dihydro-3h-purin-6-olate Chemical compound N.N1C(=O)NC(=O)C2=C1NC(=O)N2 FOFYPMPFTYORPL-UHFFFAOYSA-N 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 229910052770 Uranium Inorganic materials 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 239000000908 ammonium hydroxide Substances 0.000 claims description 4
- 229910002651 NO3 Inorganic materials 0.000 claims description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 2
- 125000005289 uranyl group Chemical group 0.000 claims 2
- 230000003472 neutralizing effect Effects 0.000 claims 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 11
- 238000001556 precipitation Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- DNYWZCXLKNTFFI-UHFFFAOYSA-N uranium Chemical compound [U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U] DNYWZCXLKNTFFI-UHFFFAOYSA-N 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- ZAASRHQPRFFWCS-UHFFFAOYSA-P diazanium;oxygen(2-);uranium Chemical compound [NH4+].[NH4+].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[U].[U] ZAASRHQPRFFWCS-UHFFFAOYSA-P 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000003758 nuclear fuel Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- BLCYUNKNYOGNCG-UHFFFAOYSA-N 1-[3-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoyl]pyrrolidine-2-carboxylic acid Chemical compound CC(C)(C)OC(=O)NC(C(C)CC)C(=O)N1CCCC1C(O)=O BLCYUNKNYOGNCG-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- WZECUPJJEIXUKY-UHFFFAOYSA-N [O-2].[O-2].[O-2].[U+6] Chemical class [O-2].[O-2].[O-2].[U+6] WZECUPJJEIXUKY-UHFFFAOYSA-N 0.000 description 1
- BLSISJINLAIUFJ-UHFFFAOYSA-N [O-2].[O-2].[U+6].[O-2].[O-2].[O-2].[U+6] Chemical compound [O-2].[O-2].[U+6].[O-2].[O-2].[O-2].[U+6] BLSISJINLAIUFJ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- KCKICANVXIVOLK-UHFFFAOYSA-L dioxouranium(2+);difluoride Chemical compound [F-].[F-].O=[U+2]=O KCKICANVXIVOLK-UHFFFAOYSA-L 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- -1 uranium (IV) ions Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- C01P2004/61—Micrometer sized, i.e. from 1-100 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
- C01P2006/80—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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Ceramic Engineering (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1709178 | 1978-04-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2917177A1 DE2917177A1 (de) | 1979-11-08 |
| DE2917177C2 true DE2917177C2 (en, 2012) | 1993-04-01 |
Family
ID=10089100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792917177 Granted DE2917177A1 (de) | 1978-04-28 | 1979-04-27 | Urandioxid-sinterkoerper sowie verfahren zur herstellung derselben |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4314952A (en, 2012) |
| JP (1) | JPS601598B2 (en, 2012) |
| AU (1) | AU526608B2 (en, 2012) |
| CA (1) | CA1127384A (en, 2012) |
| DE (1) | DE2917177A1 (en, 2012) |
| FR (1) | FR2424231A1 (en, 2012) |
| GB (1) | GB2019824B (en, 2012) |
| IT (1) | IT1120839B (en, 2012) |
| MX (1) | MX6275E (en, 2012) |
| ZA (1) | ZA791744B (en, 2012) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4401608A (en) * | 1981-10-13 | 1983-08-30 | General Electric Company | Method for enlarging grain size of uranium oxide |
| JPS61206586A (ja) * | 1985-03-07 | 1986-09-12 | Shibuya Kogyo Co Ltd | レ−ザ加工機の加工テ−ブル |
| US5500158A (en) * | 1993-12-21 | 1996-03-19 | Mitsubishi Materials Corporation | UO2 pellet and method for production thereof |
| FR2738076B1 (fr) * | 1995-08-25 | 1997-09-26 | Commissariat Energie Atomique | Procede de fabrication de pastilles de combustible nucleaire a base d'oxyde mixte (u, pu)o2 avec addition d'un produit organique soufre |
| FR2827072B1 (fr) * | 2001-07-04 | 2005-12-02 | Commissariat Energie Atomique | Procede de fabrication d'un materiau combustible nucleaire composite constitue d'amas d'(u,pu)o2 disperses dans une matrice de uo2 |
| FR2827071B1 (fr) * | 2001-07-04 | 2003-09-05 | Commissariat Energie Atomique | Procede de sulfuration d'une poudre d'uo2 et procede de fabrication de pastilles de combustible nucleaire a base d'uo2 ou oxide mixte (u,pu)o2 avec addition de soufre |
| FR3016360B1 (fr) | 2014-01-14 | 2018-08-24 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Procede de preparation d'une poudre d'oxyde metallique, procede de fabrication d'une pastille d'oxyde metallique et utilisations des poudre et pastille telles qu'obtenues selon ces procedes |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE636079A (en, 2012) * | ||||
| CA686364A (en) * | 1964-05-12 | E. Smith Alfred | Method for preparing uo2 compacts | |
| US2903334A (en) * | 1955-08-22 | 1959-09-08 | John S Buckingham | Preparation of uranium trioxide |
| BE561061A (en, 2012) * | 1957-05-16 | 1900-01-01 | ||
| NL112594C (en, 2012) * | 1959-09-18 | |||
| NL270668A (en, 2012) * | 1960-10-28 | |||
| US3087781A (en) * | 1961-05-19 | 1963-04-30 | Jr Ralph P Levey | Preparation of spherical uranium dioxide particles |
| US3262760A (en) * | 1963-12-24 | 1966-07-26 | Leon E Morse | Method of preparing high-density compactible uranium dioxide particles |
| US3923933A (en) * | 1968-10-29 | 1975-12-02 | Gen Electric | Process for preparing sintered uranium dioxide grains |
| CA1059729A (en) * | 1975-03-04 | 1979-08-07 | Frank W. Melvanin | Uranium dioxide process |
-
1979
- 1979-04-06 CA CA325,025A patent/CA1127384A/en not_active Expired
- 1979-04-11 ZA ZA791744A patent/ZA791744B/xx unknown
- 1979-04-20 AU AU46308/79A patent/AU526608B2/en not_active Expired
- 1979-04-23 US US06/032,693 patent/US4314952A/en not_active Expired - Lifetime
- 1979-04-26 GB GB7914538A patent/GB2019824B/en not_active Expired
- 1979-04-27 DE DE19792917177 patent/DE2917177A1/de active Granted
- 1979-04-27 JP JP54051587A patent/JPS601598B2/ja not_active Expired
- 1979-04-27 IT IT09409/79A patent/IT1120839B/it active
- 1979-04-27 FR FR7910912A patent/FR2424231A1/fr active Granted
- 1979-04-27 MX MX797945U patent/MX6275E/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54148996A (en) | 1979-11-21 |
| JPS601598B2 (ja) | 1985-01-16 |
| FR2424231B1 (en, 2012) | 1983-11-25 |
| FR2424231A1 (fr) | 1979-11-23 |
| AU4630879A (en) | 1979-11-01 |
| MX6275E (es) | 1985-03-05 |
| GB2019824B (en) | 1982-07-28 |
| ZA791744B (en) | 1980-05-28 |
| US4314952A (en) | 1982-02-09 |
| IT7909409A0 (it) | 1979-04-27 |
| CA1127384A (en) | 1982-07-13 |
| DE2917177A1 (de) | 1979-11-08 |
| AU526608B2 (en) | 1983-01-20 |
| GB2019824A (en) | 1979-11-07 |
| IT1120839B (it) | 1986-03-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8128 | New person/name/address of the agent |
Representative=s name: BARTELS, H. HELD, M., DIPL.-ING. DR.-ING., PAT.-AN |
|
| 8110 | Request for examination paragraph 44 | ||
| 8127 | New person/name/address of the applicant |
Owner name: CAMECO - A CANADIAN MINING & ENERGY CORP., SASKATO |
|
| 8128 | New person/name/address of the agent |
Representative=s name: BARTELS, H. FINK, H., DIPL.-ING. HELD, M., DIPL.-I |
|
| 8128 | New person/name/address of the agent |
Representative=s name: WUESTHOFF, F., DR.-ING. FRHR. VON PECHMANN, E., DI |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |