ITRM970382A1 - Procedimento per la rimozione su supporto solido della radioattivita'da superfici e materiali - Google Patents
Procedimento per la rimozione su supporto solido della radioattivita'da superfici e materiali Download PDFInfo
- Publication number
- ITRM970382A1 ITRM970382A1 IT1997RM000382A ITRM970382A ITRM970382A1 IT RM970382 A1 ITRM970382 A1 IT RM970382A1 IT 1997RM000382 A IT1997RM000382 A IT 1997RM000382A IT RM970382 A ITRM970382 A IT RM970382A IT RM970382 A1 ITRM970382 A1 IT RM970382A1
- Authority
- IT
- Italy
- Prior art keywords
- contamination
- remediation
- materials
- gel
- radiological
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims description 61
- 238000000034 method Methods 0.000 title claims description 29
- 239000007787 solid Substances 0.000 title claims description 7
- 230000005684 electric field Effects 0.000 claims description 30
- 238000005067 remediation Methods 0.000 claims description 22
- 229960000892 attapulgite Drugs 0.000 claims description 15
- 229910052625 palygorskite Inorganic materials 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 7
- 235000011837 pasties Nutrition 0.000 claims description 7
- 239000000470 constituent Substances 0.000 claims description 4
- 230000007935 neutral effect Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 230000002378 acidificating effect Effects 0.000 claims 1
- 238000011109 contamination Methods 0.000 description 43
- 239000000499 gel Substances 0.000 description 38
- 239000000356 contaminant Substances 0.000 description 16
- 238000005202 decontamination Methods 0.000 description 15
- 230000003588 decontaminative effect Effects 0.000 description 14
- 239000004568 cement Substances 0.000 description 13
- 238000001035 drying Methods 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 238000009736 wetting Methods 0.000 description 11
- 239000004927 clay Substances 0.000 description 9
- 239000000725 suspension Substances 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 238000005259 measurement Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910002804 graphite Inorganic materials 0.000 description 5
- 239000010439 graphite Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 3
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- 239000012153 distilled water Substances 0.000 description 3
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- 238000002156 mixing Methods 0.000 description 3
- 230000002285 radioactive effect Effects 0.000 description 3
- 239000002901 radioactive waste Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011400 blast furnace cement Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000004992 fission Effects 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000012265 solid product Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 210000004883 areola Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000010857 liquid radioactive waste Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- NCEXYHBECQHGNR-QZQOTICOSA-N sulfasalazine Chemical compound C1=C(O)C(C(=O)O)=CC(\N=N\C=2C=CC(=CC=2)S(=O)(=O)NC=2N=CC=CC=2)=C1 NCEXYHBECQHGNR-QZQOTICOSA-N 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Landscapes
- Mechanical Treatment Of Semiconductor (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Sampling And Sample Adjustment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1997RM000382A ITRM970382A1 (it) | 1997-06-27 | 1997-06-27 | Procedimento per la rimozione su supporto solido della radioattivita'da superfici e materiali |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1997RM000382A ITRM970382A1 (it) | 1997-06-27 | 1997-06-27 | Procedimento per la rimozione su supporto solido della radioattivita'da superfici e materiali |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ITRM970382A0 ITRM970382A0 (fr) | 1997-06-27 |
| ITRM970382A1 true ITRM970382A1 (it) | 1998-12-27 |
Family
ID=11405144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT1997RM000382A ITRM970382A1 (it) | 1997-06-27 | 1997-06-27 | Procedimento per la rimozione su supporto solido della radioattivita'da superfici e materiali |
Country Status (1)
| Country | Link |
|---|---|
| IT (1) | ITRM970382A1 (fr) |
-
1997
- 1997-06-27 IT IT1997RM000382A patent/ITRM970382A1/it unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ITRM970382A0 (fr) | 1997-06-27 |
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