JPS6118708B2 - - Google Patents
Info
- Publication number
- JPS6118708B2 JPS6118708B2 JP52030245A JP3024577A JPS6118708B2 JP S6118708 B2 JPS6118708 B2 JP S6118708B2 JP 52030245 A JP52030245 A JP 52030245A JP 3024577 A JP3024577 A JP 3024577A JP S6118708 B2 JPS6118708 B2 JP S6118708B2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- nuclear fuel
- furnace
- reduction
- fuel 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
Links
- 239000007789 gas Substances 0.000 claims description 54
- 230000009467 reduction Effects 0.000 claims description 54
- 238000005245 sintering Methods 0.000 claims description 33
- 239000003758 nuclear fuel Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 23
- 239000008188 pellet Substances 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 16
- 229910052739 hydrogen Inorganic materials 0.000 claims description 15
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- 239000011230 binding agent Substances 0.000 claims description 10
- 239000011261 inert gas Substances 0.000 claims description 8
- 238000007689 inspection Methods 0.000 claims description 6
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000006835 compression Effects 0.000 description 15
- 238000007906 compression Methods 0.000 description 15
- 239000001257 hydrogen Substances 0.000 description 13
- 239000000047 product Substances 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000000748 compression moulding Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 230000001603 reducing effect Effects 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 150000002431 hydrogen Chemical class 0.000 description 4
- 238000012432 intermediate storage Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 238000011946 reduction process Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000007373 indentation Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 239000012748 slip agent Substances 0.000 description 2
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 1
- 229910052778 Plutonium Inorganic materials 0.000 description 1
- 229910052776 Thorium Inorganic materials 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- -1 Zn-Behenat Substances 0.000 description 1
- 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 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical compound [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 229910000439 uranium oxide Inorganic materials 0.000 description 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B19/00—Combinations of furnaces of kinds not covered by a single preceding main group
- F27B19/04—Combinations of furnaces of kinds not covered by a single preceding main group arranged for associated working
-
- 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)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- High Energy & Nuclear Physics (AREA)
- Tunnel Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Details (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2611750A DE2611750C3 (de) | 1976-03-19 | 1976-03-19 | Verfahren zur Herstellung von Kernbrennstofftabletten |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52114896A JPS52114896A (en) | 1977-09-27 |
| JPS6118708B2 true JPS6118708B2 (US07709020-20100504-C00041.png) | 1986-05-14 |
Family
ID=5972964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3024577A Granted JPS52114896A (en) | 1976-03-19 | 1977-03-18 | Method and device for sintering nuclear fuel pellet |
Country Status (12)
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6355909U (US07709020-20100504-C00041.png) * | 1986-09-30 | 1988-04-14 | ||
| JPH053150Y2 (US07709020-20100504-C00041.png) * | 1986-09-02 | 1993-01-26 | ||
| US9700493B2 (en) | 2012-12-21 | 2017-07-11 | Estee Lauder International, Inc. | Slurry powder cosmetic compositions and methods |
| US10682292B2 (en) | 2013-07-15 | 2020-06-16 | The Procter & Gamble Company | Applied films for smoothing wrinkles and skin texture imperfections |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4261934A (en) * | 1978-11-30 | 1981-04-14 | Electric Power Research Institute, Inc. | Method for homogenizing mixed oxide nuclear fuels |
| US4382048A (en) * | 1981-09-14 | 1983-05-03 | The United States Of America As Represented By The United States Department Of Energy | Method for producing sintered ceramic, layered, circular fuel pellets |
| DE3227868C2 (de) * | 1982-07-26 | 1984-07-26 | Alkem Gmbh, 6450 Hanau | Verfahren zum Behandeln von Plutoniumdioxid oder Plutonium-Uran-Mischdioxid |
| DE3235207C2 (de) * | 1982-09-23 | 1985-05-02 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Verfahren zur Herstellung keramischer Brennstofftabletten |
| FR2622343B1 (fr) * | 1987-10-26 | 1990-01-19 | Commissariat Energie Atomique | Procede de fabrication de pastilles de combustible nucleaire a base d'oxyde mixte (u, pu)o2 |
| US5641435A (en) * | 1995-09-22 | 1997-06-24 | General Electric Company | Control of residual gas content of nuclear fuel |
| JPH09127290A (ja) * | 1995-11-06 | 1997-05-16 | Mitsubishi Nuclear Fuel Co Ltd | 核燃料ペレットの焼結方法 |
| JP3192642B2 (ja) | 1998-10-02 | 2001-07-30 | 住友特殊金属株式会社 | 表面処理用支持部材、表面処理用ホルダー、並びに表面処理方法 |
| AP2012006397A0 (en) * | 2010-01-08 | 2012-08-31 | Adelaide Control Engineers Pty Ltd | Apparatus for the production of yellowcake from a uranium peroxide precipitate |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3829552A (en) * | 1962-10-12 | 1974-08-13 | North American Rockwell | Method of massively hydriding zirconium-uranium alloy |
| BE720704A (US07709020-20100504-C00041.png) * | 1967-12-21 | 1969-02-17 | ||
| US3714061A (en) * | 1968-04-23 | 1973-01-30 | Grace W R & Co | Process for preparing impregnated urania and uranium bearing microspheres |
| US3927154A (en) * | 1968-08-05 | 1975-12-16 | Gen Electric | Process for preparing sintered uranium dioxide nuclear fuel |
| US3673101A (en) * | 1969-12-08 | 1972-06-27 | Grace W R & Co | Process for preparing improved carbide microspheres from ion exchange resins |
| US3930787A (en) * | 1970-08-10 | 1976-01-06 | General Electric Company | Sintering furnace with hydrogen carbon dioxide atmosphere |
| US3668285A (en) * | 1970-10-27 | 1972-06-06 | Atomic Energy Commission | Warm-pressing method of making stacked fuel plates |
| DE2115694C3 (de) * | 1971-03-31 | 1973-12-06 | Snam Progetti S.P.A., Mailand (Italien) | Verfahren zum Herstellen von Uranoxyd kugelchen oder gemischten Uranoxyd Plutomumoxydkugelchen mit steuerbarer Porosität |
| US3766082A (en) * | 1971-04-20 | 1973-10-16 | Atomic Energy Commission | Sintering of compacts of un,(u,pu)n, and pun |
| FR2293681A1 (fr) * | 1974-12-04 | 1976-07-02 | Commissariat Energie Atomique | Four continu de frittage |
-
1976
- 1976-03-19 DE DE2611750A patent/DE2611750C3/de not_active Expired
-
1977
- 1977-02-24 GB GB7959/77A patent/GB1572486A/en not_active Expired
- 1977-03-04 SE SE7702450A patent/SE416688B/xx not_active IP Right Cessation
- 1977-03-09 MX MX775523U patent/MX4563E/es unknown
- 1977-03-14 US US05/777,129 patent/US4158681A/en not_active Expired - Lifetime
- 1977-03-15 BE BE175783A patent/BE852454A/xx not_active IP Right Cessation
- 1977-03-16 IT IT21287/77A patent/IT1076412B/it active
- 1977-03-17 ES ES456931A patent/ES456931A1/es not_active Expired
- 1977-03-17 FR FR7708058A patent/FR2344929A1/fr active Granted
- 1977-03-18 JP JP3024577A patent/JPS52114896A/ja active Granted
- 1977-03-18 BR BR7701692A patent/BR7701692A/pt unknown
- 1977-03-18 CA CA274,229A patent/CA1093293A/en not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH053150Y2 (US07709020-20100504-C00041.png) * | 1986-09-02 | 1993-01-26 | ||
| JPS6355909U (US07709020-20100504-C00041.png) * | 1986-09-30 | 1988-04-14 | ||
| US9700493B2 (en) | 2012-12-21 | 2017-07-11 | Estee Lauder International, Inc. | Slurry powder cosmetic compositions and methods |
| US10682292B2 (en) | 2013-07-15 | 2020-06-16 | The Procter & Gamble Company | Applied films for smoothing wrinkles and skin texture imperfections |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2611750C3 (de) | 1979-08-09 |
| MX4563E (es) | 1982-06-16 |
| FR2344929A1 (fr) | 1977-10-14 |
| CA1093293A (en) | 1981-01-13 |
| ES456931A1 (es) | 1978-04-01 |
| GB1572486A (en) | 1980-07-30 |
| FR2344929B1 (US07709020-20100504-C00041.png) | 1982-07-09 |
| US4158681A (en) | 1979-06-19 |
| SE7702450L (sv) | 1977-09-20 |
| JPS52114896A (en) | 1977-09-27 |
| BE852454A (fr) | 1977-07-01 |
| DE2611750A1 (de) | 1977-09-29 |
| BR7701692A (pt) | 1977-11-08 |
| DE2611750B2 (de) | 1978-11-30 |
| SE416688B (sv) | 1981-01-26 |
| IT1076412B (it) | 1985-04-27 |
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