DE69405872T2 - Verfahren zum endkonditionieren radioaktiver abfälle unter verwendung von phosphosilikatsapatiten als sicherheitsmatrix - Google Patents
Verfahren zum endkonditionieren radioaktiver abfälle unter verwendung von phosphosilikatsapatiten als sicherheitsmatrixInfo
- Publication number
- DE69405872T2 DE69405872T2 DE69405872T DE69405872T DE69405872T2 DE 69405872 T2 DE69405872 T2 DE 69405872T2 DE 69405872 T DE69405872 T DE 69405872T DE 69405872 T DE69405872 T DE 69405872T DE 69405872 T2 DE69405872 T2 DE 69405872T2
- Authority
- DE
- Germany
- Prior art keywords
- apatite
- actinides
- lanthanides
- phosphosilicate
- sio4
- 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
- 238000000034 method Methods 0.000 title claims description 21
- 239000002901 radioactive waste Substances 0.000 title claims description 21
- 239000011159 matrix material Substances 0.000 title claims description 18
- 230000003750 conditioning effect Effects 0.000 title claims description 12
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 claims description 62
- 229910052586 apatite Inorganic materials 0.000 claims description 61
- 229910052768 actinide Inorganic materials 0.000 claims description 29
- 150000001255 actinides Chemical class 0.000 claims description 29
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 29
- 229910019142 PO4 Inorganic materials 0.000 claims description 25
- 150000002602 lanthanoids Chemical class 0.000 claims description 25
- 229910052747 lanthanoid Inorganic materials 0.000 claims description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 21
- 238000001354 calcination Methods 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 20
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 17
- 229910052909 inorganic silicate Inorganic materials 0.000 claims description 17
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 16
- 150000001768 cations Chemical class 0.000 claims description 14
- 239000000377 silicon dioxide Substances 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 11
- 239000002699 waste material Substances 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 230000002285 radioactive effect Effects 0.000 claims description 10
- 235000012239 silicon dioxide Nutrition 0.000 claims description 10
- JUNWLZAGQLJVLR-UHFFFAOYSA-J calcium diphosphate Chemical compound [Ca+2].[Ca+2].[O-]P([O-])(=O)OP([O-])([O-])=O JUNWLZAGQLJVLR-UHFFFAOYSA-J 0.000 claims description 8
- 229910052681 coesite Inorganic materials 0.000 claims description 8
- 229910052906 cristobalite Inorganic materials 0.000 claims description 8
- 229910052682 stishovite Inorganic materials 0.000 claims description 8
- 229910052905 tridymite Inorganic materials 0.000 claims description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 7
- 229910052783 alkali metal Inorganic materials 0.000 claims description 6
- 230000001143 conditioned effect Effects 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 6
- 239000010452 phosphate Substances 0.000 claims description 6
- 235000021317 phosphate Nutrition 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 229910052882 wollastonite Inorganic materials 0.000 claims description 6
- 229910052727 yttrium Inorganic materials 0.000 claims description 6
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 6
- -1 alkali metal cation Chemical class 0.000 claims description 5
- 229910000322 actinide phosphate Inorganic materials 0.000 claims description 4
- 229910001476 lanthanide phosphate Inorganic materials 0.000 claims description 4
- 229910000310 actinide oxide Inorganic materials 0.000 claims description 3
- 229940043256 calcium pyrophosphate Drugs 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- 235000019821 dicalcium diphosphate Nutrition 0.000 claims description 3
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims 1
- 239000001569 carbon dioxide Substances 0.000 claims 1
- 235000010216 calcium carbonate Nutrition 0.000 description 15
- 238000002360 preparation method Methods 0.000 description 12
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 10
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 9
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 7
- 235000019795 sodium metasilicate Nutrition 0.000 description 7
- 229910052911 sodium silicate Inorganic materials 0.000 description 7
- 101100311330 Schizosaccharomyces pombe (strain 972 / ATCC 24843) uap56 gene Proteins 0.000 description 6
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 101150018444 sub2 gene Proteins 0.000 description 6
- 229910001477 LaPO4 Inorganic materials 0.000 description 5
- 239000011575 calcium Substances 0.000 description 5
- 239000000378 calcium silicate Substances 0.000 description 5
- 229910052918 calcium silicate Inorganic materials 0.000 description 5
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 5
- 235000011089 carbon dioxide Nutrition 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 229910000393 dicalcium diphosphate Inorganic materials 0.000 description 5
- 239000008187 granular material Substances 0.000 description 5
- 230000005855 radiation Effects 0.000 description 5
- 238000000227 grinding Methods 0.000 description 4
- 229910052746 lanthanum Inorganic materials 0.000 description 4
- 229910000180 silicate apatite Inorganic materials 0.000 description 4
- 239000004115 Sodium Silicate Substances 0.000 description 3
- 150000001340 alkali metals Chemical class 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052587 fluorapatite Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- KTUFCUMIWABKDW-UHFFFAOYSA-N oxo(oxolanthaniooxy)lanthanum Chemical compound O=[La]O[La]=O KTUFCUMIWABKDW-UHFFFAOYSA-N 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 229910052684 Cerium Inorganic materials 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 230000016571 aggressive behavior Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 2
- IKNAJTLCCWPIQD-UHFFFAOYSA-K cerium(3+);lanthanum(3+);neodymium(3+);oxygen(2-);phosphate Chemical compound [O-2].[La+3].[Ce+3].[Nd+3].[O-]P([O-])([O-])=O IKNAJTLCCWPIQD-UHFFFAOYSA-K 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- RBLGLDWTCZMLRW-UHFFFAOYSA-K dicalcium;phosphate;dihydrate Chemical compound O.O.[Ca+2].[Ca+2].[O-]P([O-])([O-])=O RBLGLDWTCZMLRW-UHFFFAOYSA-K 0.000 description 2
- 229940077441 fluorapatite Drugs 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- LQFNMFDUAPEJRY-UHFFFAOYSA-K lanthanum(3+);phosphate Chemical compound [La+3].[O-]P([O-])([O-])=O LQFNMFDUAPEJRY-UHFFFAOYSA-K 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052590 monazite Inorganic materials 0.000 description 2
- 229930014626 natural product Natural products 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- UXBZSSBXGPYSIL-UHFFFAOYSA-N phosphoric acid;yttrium(3+) Chemical compound [Y+3].OP(O)(O)=O UXBZSSBXGPYSIL-UHFFFAOYSA-N 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910000164 yttrium(III) phosphate Inorganic materials 0.000 description 2
- 206010001488 Aggression Diseases 0.000 description 1
- 229910052695 Americium Inorganic materials 0.000 description 1
- 229910014480 Ca(HPO4) Inorganic materials 0.000 description 1
- 229910004762 CaSiO Inorganic materials 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229910052685 Curium Inorganic materials 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 229910052781 Neptunium Inorganic materials 0.000 description 1
- 229910052778 Plutonium Inorganic materials 0.000 description 1
- 229910004283 SiO 4 Inorganic materials 0.000 description 1
- 229910020489 SiO3 Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004814 ceramic processing Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical compound [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 description 1
- 235000011180 diphosphates Nutrition 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 150000003385 sodium Chemical class 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000010456 wollastonite Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/28—Treating solids
- G21F9/30—Processing
- G21F9/301—Processing by fixation in stable solid media
- G21F9/302—Processing by fixation in stable solid media in an inorganic matrix
- G21F9/304—Cement or cement-like matrix
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/28—Treating solids
- G21F9/34—Disposal of solid waste
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Environmental & Geological Engineering (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Processing Of Solid Wastes (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9308676A FR2712726B1 (fr) | 1993-07-15 | 1993-07-15 | Procédé de conditionnement de déchets radioactifs utilisant des apatites silicatées comme matrice de confinement. |
| PCT/FR1994/000873 WO1995002886A1 (fr) | 1993-07-15 | 1994-07-12 | Procede de conditionnement de dechets radioactifs utilisant des apatites phosphosilicatees comme matrice de confinement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69405872D1 DE69405872D1 (de) | 1997-10-30 |
| DE69405872T2 true DE69405872T2 (de) | 1998-04-02 |
Family
ID=9449257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69405872T Expired - Fee Related DE69405872T2 (de) | 1993-07-15 | 1994-07-12 | Verfahren zum endkonditionieren radioaktiver abfälle unter verwendung von phosphosilikatsapatiten als sicherheitsmatrix |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5771472A (enExample) |
| EP (1) | EP0708969B1 (enExample) |
| JP (1) | JPH09500212A (enExample) |
| CA (1) | CA2167203C (enExample) |
| DE (1) | DE69405872T2 (enExample) |
| ES (1) | ES2109714T3 (enExample) |
| FR (1) | FR2712726B1 (enExample) |
| TW (1) | TW269042B (enExample) |
| WO (1) | WO1995002886A1 (enExample) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2728099B1 (fr) * | 1994-12-07 | 1997-01-10 | Commissariat Energie Atomique | Procede de conditionnement d'iode radioactif, en particulier d'iode 129, utilisant une apatite comme matrice de confinement |
| FR2741339B1 (fr) * | 1995-11-20 | 1997-12-12 | Commissariat Energie Atomique | Procede de fabrication de composes de type monazite dopes ou non en actinides et application au conditionnement des dechets radioactifs riches en actinides et en lanthanides |
| GB2316940A (en) | 1996-08-30 | 1998-03-11 | Queen Mary & Westfield College | Silicon-substituted hydroxyapatite |
| FR2772651B1 (fr) * | 1997-12-23 | 2000-01-28 | Commissariat Energie Atomique | Procede de conditionnement de dechets industriels, notamment radioactifs, dans des ceramiques apatitiques |
| US6454695B1 (en) * | 1998-02-05 | 2002-09-24 | Fumie Morishige | Therapeutic instrument for treating or relieving psoriasis, atopic dermatitis, articular rheumatism and/or cancer or preventing the progress of these diseases and method of utilization thereof |
| AU2776299A (en) * | 1998-02-18 | 1999-09-06 | Rocky Mountain Remediation Services, L.L.C. | Method for treating wastes and preparing construction materials from waste |
| US6204430B1 (en) * | 1998-02-18 | 2001-03-20 | Rocky Mountain Remediation Services Llc | Hexametaphosphate as an agent for treating wastes, preparing construction materials and stabilizing soils |
| US6217775B1 (en) | 1998-03-20 | 2001-04-17 | James L. Conca | Treatment of metal-contaminated leachates utilizing fish bones and fish hard parts |
| FR2784091B1 (fr) * | 1998-09-11 | 2000-11-10 | Commissariat Energie Atomique | Procede pour confiner le plutonium dans des ceramiques apatitiques et produits obtenus par ce procede |
| FR2786478B1 (fr) * | 1998-11-30 | 2000-12-22 | Commissariat Energie Atomique | Confinement du cesium et/ou du rubidium dans des ceramiques apatitiques |
| WO2001097233A1 (en) * | 2000-06-12 | 2001-12-20 | Geomatrix Solutions, Inc. | Processes for immobilizing radioactive and hazardous wastes |
| IL136685A0 (en) * | 2000-06-12 | 2001-06-14 | Gribbitz Arthur | Process for treatment of radioactive waste |
| US7019189B1 (en) * | 2004-02-23 | 2006-03-28 | Geomatrix Solutions, Inc. | Process and composition for the immobilization of radioactive and hazardous wastes in borosilicate glass |
| US7550645B2 (en) * | 2004-02-23 | 2009-06-23 | Geomatrix Solutions, Inc. | Process and composition for the immobilization of radioactive and hazardous wastes in borosilicate glass |
| WO2008048362A2 (en) | 2006-03-20 | 2008-04-24 | Geomatrix Solutions, Inc. | Process and composition for the immobilization of high alkaline radioactive and hazardous wastes in silicate-based glasses |
| GB0900269D0 (en) * | 2009-01-08 | 2009-02-11 | Univ Aberdeen | Silicate-substituted hydroxyapatite |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5182418A (en) * | 1965-06-21 | 1993-01-26 | The United States Of America As Represented By The Secretary Of The Navy | Aimable warhead |
| US3960085A (en) * | 1967-05-25 | 1976-06-01 | The United States Of America As Represented By The Secretary Of The Navy | Variable geometry warhead |
| US4026213A (en) * | 1971-06-17 | 1977-05-31 | The United States Of America As Represented By The Secretary Of The Navy | Selectively aimable warhead |
| GB1422133A (en) * | 1972-08-25 | 1976-01-21 | Plessey Co Ltd | Ceramic materials |
| US3959172A (en) * | 1973-09-26 | 1976-05-25 | The United States Of America As Represented By The United States Energy Research And Development Administration | Process for encapsulating radionuclides |
| US4028265A (en) * | 1974-04-02 | 1977-06-07 | The United States Of America As Represented By The United States Energy Research And Development Administration | Process for converting sodium nitrate-containing, caustic liquid radioactive wastes to solid insoluble products |
| US4442028A (en) * | 1982-07-08 | 1984-04-10 | The United States Of America As Represented By The United States Department Of Energy | Method for incorporating radioactive phosphoric acid solutions in concrete |
| FR2704052B1 (fr) * | 1993-04-14 | 1995-05-24 | Thomson Brandt Armements | Charge formée multiamorçable. |
-
1993
- 1993-07-15 FR FR9308676A patent/FR2712726B1/fr not_active Expired - Fee Related
-
1994
- 1994-07-12 US US08/591,169 patent/US5771472A/en not_active Expired - Fee Related
- 1994-07-12 WO PCT/FR1994/000873 patent/WO1995002886A1/fr not_active Ceased
- 1994-07-12 EP EP94922911A patent/EP0708969B1/fr not_active Expired - Lifetime
- 1994-07-12 CA CA002167203A patent/CA2167203C/en not_active Expired - Fee Related
- 1994-07-12 DE DE69405872T patent/DE69405872T2/de not_active Expired - Fee Related
- 1994-07-12 ES ES94922911T patent/ES2109714T3/es not_active Expired - Lifetime
- 1994-07-12 JP JP7504380A patent/JPH09500212A/ja active Pending
- 1994-07-14 TW TW083106397A patent/TW269042B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2712726A1 (fr) | 1995-05-24 |
| EP0708969B1 (fr) | 1997-09-24 |
| CA2167203C (en) | 2004-06-29 |
| CA2167203A1 (en) | 1995-01-26 |
| TW269042B (enExample) | 1996-01-21 |
| ES2109714T3 (es) | 1998-01-16 |
| JPH09500212A (ja) | 1997-01-07 |
| FR2712726B1 (fr) | 1995-12-15 |
| EP0708969A1 (fr) | 1996-05-01 |
| DE69405872D1 (de) | 1997-10-30 |
| WO1995002886A1 (fr) | 1995-01-26 |
| US5771472A (en) | 1998-06-23 |
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