JPH10319193A - Storage method of radioactive waste for geological disposal and its storage body - Google Patents
Storage method of radioactive waste for geological disposal and its storage bodyInfo
- Publication number
- JPH10319193A JPH10319193A JP12608997A JP12608997A JPH10319193A JP H10319193 A JPH10319193 A JP H10319193A JP 12608997 A JP12608997 A JP 12608997A JP 12608997 A JP12608997 A JP 12608997A JP H10319193 A JPH10319193 A JP H10319193A
- Authority
- JP
- Japan
- Prior art keywords
- overpack
- radioactive waste
- corrugated cylindrical
- corrugated
- geological disposal
- 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.)
- Withdrawn
Links
- 239000002901 radioactive waste Substances 0.000 title claims description 31
- 238000009375 geological disposal Methods 0.000 title claims description 29
- 238000000034 method Methods 0.000 title claims description 12
- 238000003860 storage Methods 0.000 title claims description 9
- 239000000463 material Substances 0.000 claims abstract description 40
- 239000000945 filler Substances 0.000 claims abstract description 12
- 239000011248 coating agent Substances 0.000 claims abstract description 10
- 238000000576 coating method Methods 0.000 claims abstract description 10
- 229910001069 Ti alloy Inorganic materials 0.000 claims abstract description 6
- 239000011324 bead Substances 0.000 claims abstract description 4
- 239000011521 glass Substances 0.000 claims abstract description 4
- 239000002245 particle Substances 0.000 claims abstract description 4
- 238000009751 slip forming Methods 0.000 claims abstract 2
- 238000007789 sealing Methods 0.000 claims description 4
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 3
- 229910010977 Ti—Pd Inorganic materials 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910001182 Mo alloy Inorganic materials 0.000 claims 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 4
- 239000010936 titanium Substances 0.000 abstract description 4
- 229910052719 titanium Inorganic materials 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 2
- 229910052751 metal Inorganic materials 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 description 11
- 230000007797 corrosion Effects 0.000 description 11
- 239000003673 groundwater Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910011214 Ti—Mo Inorganic materials 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000012857 radioactive material Substances 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 239000002915 spent fuel radioactive waste Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、地層処分用放射性
廃棄物の収納方法およびその収納体に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for storing radioactive waste for geological disposal and a container for storing the same.
【０００２】[0002]
【従来の技術】高・中・低放射能レベルの放射性物質
（放射性廃液、放射性廃棄物、使用済燃料等）は、放射
能レベル（高・中・低）毎に分類して、それらに該当す
る専用の密封容器に収納して、保管・貯蔵するようにし
ている。2. Description of the Related Art Radioactive substances with high, medium, and low radioactivity levels (radioactive effluents, radioactive waste, spent fuel, etc.) are classified by radioactivity level (high, medium, and low) and correspond to them. It is stored and stored in a dedicated sealed container.
【０００３】放射性廃棄物を深地層内に収納処分して生
活圏から隔離するための関連技術として、 実開平０３−１１７７９９号「放射性廃棄物の地層処
分構造」 実開平０３−１１７８００号「放射性廃棄物の地層処
分構造」 実開平０５−０３６６９７号「放射性廃棄物の地層処
分構造」 特開平０５−１５００９７号「放射性物質収納体の地
層処分方法及び地層処分体」 が提案されている。[0003] As a related technology for storing and disposing of radioactive waste in a deep underground layer and isolating it from the living sphere, Japanese Utility Model Application Laid-Open No. 03-117799, "Geological disposal structure of radioactive waste," Japanese Utility Model Application No. 03-117800, "Radioactive waste" Geological Disposal Structure for Objects "Japanese Utility Model Laid-Open No. 05-036667," Geological Disposal Structure for Radioactive Waste, "Japanese Patent Application Laid-Open No. 05-15,097," Method and Geological Disposal of Radioactive Material Container "has been proposed.
【０００４】これらの技術では、放射性廃液等をガラス
固化処理した収納容器（キャニスタ）を、金属やセラミ
ックス等のオーバーパック材で囲むオーバーパック処理
を施して地層処分場所に搬入し、これらを処分孔の中に
装填してその回りにベントナイト等を充填した状態とす
る地層処分を行なうようにしている。In these technologies, a storage container (canister) obtained by vitrifying radioactive waste liquid or the like is overpacked by surrounding it with an overpack material such as metal or ceramics, and is carried into a geological disposal site, and these are disposed in a disposal hole. And the surrounding area is filled with bentonite and the like.
【０００５】図３は、オーバーパック処理を施した地層
処分用放射性廃棄物収納体Ｘの構造例を示している。地
層処分用放射性廃棄物収納体Ｘは、地上の作業環境の優
れた場所において、キャニスタ１をオーバーパック２の
中に収納した状態で、溶接部３を形成して密封すること
により、キャニスタ１を外部環境から隔離した状態にす
ることができる。したがって、キャニスタ１の内部の放
射性廃棄物は、ガラス固化、キャニスタ壁、オーバーパ
ック壁、緩衝材層により多重に保護された状態で地層処
分されることになる。FIG. 3 shows a structural example of a radioactive waste container X for geological disposal which has been subjected to an overpacking process. The radioactive waste container X for geological disposal is formed by sealing the canister 1 by forming the welded portion 3 and sealing it in a state where the canister 1 is stored in the overpack 2 in a place where the working environment is excellent on the ground. It can be kept isolated from the external environment. Therefore, the radioactive waste inside the canister 1 is disposed of geologically while being vitrified, protected in multiple layers by the canister wall, the overpack wall, and the buffer layer.
【０００６】[0006]
【発明が解決しようとする課題】しかし、図３に示すよ
うな構造であっても、溶接部３を含むオーバーパック２
の部分を十分な厚さにする必要があるため、全体として
大重量物となっている。また、オーバーパック２の部分
の耐食性を高めるために、耐食性を有する金属材で被覆
することが望まれている。However, even with the structure as shown in FIG.
It is necessary to make the thickness of the portion sufficiently large, so that the whole is heavy. In order to enhance the corrosion resistance of the overpack 2, it is desired to cover the overpack 2 with a corrosion-resistant metal material.
【０００７】本発明は、このような課題に鑑みてなされ
たものであり、以下の目的を達成するものである。 地下水等による外圧が印加されたときの力を分散し
て、オーバーパックに対する外力の影響を低減するこ
と。 地下水によるオーバーパックの腐食を防止するこ
と。 溶接作業の簡略化を図ること。 地層処分用放射性廃棄物収納体の作製精度の許容範
囲を広げること。 地層処分用放射性廃棄物収納体の作製作業時の効率
化を図ること。 地層処分用放射性廃棄物収納体の作製にかかるコス
トの低減化を図ること。[0007] The present invention has been made in view of such problems, and has the following objects. Disperse the force when external pressure is applied by groundwater etc. to reduce the influence of external force on the overpack. Prevent corrosion of overpack by groundwater. Simplify welding work. To expand the allowable range of manufacturing accuracy of radioactive waste containers for geological disposal. To improve the efficiency of radioactive waste containers for geological disposal during production work. To reduce the cost of manufacturing radioactive waste containers for geological disposal.
【０００８】[0008]
【課題を解決するための手段】地層処分用放射性廃棄物
を深地層内に収納する際に、ガラス固化したキャニスタ
をオーバーパックに装填するとともに、該オーバーパッ
クの胴部を波型円筒状被覆材で覆っておき、該波型円筒
状被覆材とオーバーパックとの間隙に充填材を充填した
状態とした後、該波型円筒状被覆材の両端の開口を皿状
の被覆材で閉塞する技術が採用される。波型円筒状被覆
材の波型形状を、円周方向および長手方向の両方に連続
的に形成することにより、地層処分用放射性廃棄物に、
外力が加わった場合に周方向のみならず長さ方向に分散
して充填材に伝達し、オーバーパックに対して均一に力
が加わるようにする。充填材としてＳｉＯ2 粒子，ガラ
スビーズ等を採用して外力の分散により強度を補強す
る。波型円筒状被覆材に、深地層内での環境に対して耐
食性を有するチタンおよび耐食チタン合金，Ｔｉ−Ｐｄ
（チタン−パラジウム）を採用して、オーバーパックの
腐食を防止する。When storing radioactive waste for geological disposal in a deep underground layer, a vitrified canister is loaded into an overpack, and a body of the overpack is corrugated cylindrical covering material. After filling the gap between the corrugated cylindrical covering material and the overpack with a filling material, closing the openings at both ends of the corrugated cylindrical covering material with a dish-shaped covering material. Is adopted. By continuously forming the corrugated shape of the corrugated cylindrical covering material in both the circumferential direction and the longitudinal direction, the radioactive waste for geological disposal is
When an external force is applied, it is dispersed not only in the circumferential direction but also in the length direction and transmitted to the filler, so that the force is uniformly applied to the overpack. Adopt SiO 2 particles, glass beads, etc. as the filler to reinforce the strength by dispersion of external force. Titanium and corrosion-resistant titanium alloy, Ti-Pd, which have corrosion resistance to the environment in the deep underground
(Titanium-palladium) is used to prevent overpack corrosion.
【０００９】[0009]
【発明の実施の形態】以下、本発明に係る地層処分用放
射性廃棄物の収納方法およびその収納体の一実施形態に
ついて、図１ないし図２を参照して説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a method for storing radioactive waste for geological disposal and an embodiment of the storage body according to the present invention will be described below with reference to FIGS.
【００１０】図１において、符号１はキャニスタ、２は
オーバーパック、１１は波型円筒状被覆材、１２は上部
皿状蓋体、１３は下部皿状蓋体、１４は充填材、１５は
シール溶接部、Ｇは間隙部、Ｘは地層処分用放射性廃棄
物収納体である。In FIG. 1, reference numeral 1 is a canister, 2 is an overpack, 11 is a corrugated cylindrical covering material, 12 is an upper dish-shaped lid, 13 is a lower dish-shaped lid, 14 is a filler, and 15 is a seal. A welded portion, G is a gap portion, and X is a radioactive waste container for geological disposal.
【００１１】該一実施形態における地層処分用放射性廃
棄物収納体Ｘは、図１に示すように、キャニスタ１と、
該キャニスタ１を装填するオーバーパック２と、該オー
バーパック２の胴部を覆う波型円筒状被覆材１１と、該
波型円筒状被覆材１１の両端の開口を覆い、オーバーパ
ック２を密封状態とする上部皿状蓋体１２および下部皿
状蓋体１３と、波型円筒状被覆材１１とオーバーパック
２との間隙部Ｇに充填される充填材１４と、波型円筒状
被覆材１１と上部皿状蓋体１２および下部皿状蓋体１３
との接合部を密封するシール溶接部１５とにより構成さ
れる。As shown in FIG. 1, the radioactive waste container X for geological disposal in the embodiment includes a canister 1 and a canister 1.
An overpack 2 for loading the canister 1, a corrugated cylindrical covering material 11 covering the body of the overpack 2, and an opening at both ends of the corrugated cylindrical covering material 11, so that the overpack 2 is sealed. An upper dish-shaped lid 12 and a lower dish-shaped lid 13, a filling material 14 filled in a gap G between the corrugated cylindrical covering material 11 and the overpack 2, and a corrugated cylindrical covering material 11. Upper dish-shaped lid 12 and lower dish-shaped lid 13
And a seal welded part 15 for sealing the joint part.
【００１２】前記波型円筒状被覆材１１は、オーバーパ
ック２の胴部を被覆するものであって、例えば、図２に
示すように、周方向に連続的に波型を形成したものや、
加えて長手方向（オーバーパック２の長手方向）にも波
型を形成して、両方に波型が繰り返される形状としたも
のが採用されるとともに、チタンおよび耐食チタン合金
から形成され、地下水によるオーバーパック２の腐食を
低減するようにしている。The corrugated cylindrical covering material 11 covers the body of the overpack 2 and, for example, as shown in FIG.
In addition, a corrugation is formed in the longitudinal direction (longitudinal direction of the overpack 2), and a corrugated shape is adopted for both of them. The corrugation is formed from titanium and a corrosion-resistant titanium alloy, and is formed by groundwater. The corrosion of the pack 2 is reduced.
【００１３】オーバーパック２と波型円筒状被覆材１１
との間に生じる間隙部Ｇには、図２に示すように、放射
化されにくいＳｉＯ2 粒子，ガラスビーズ等が充填材１
４として充填される。Overpack 2 and corrugated cylindrical covering material 11
As shown in FIG. 2, the filler G is filled with SiO 2 particles, glass beads or the like which are hardly activated.
Filled as 4.
【００１４】前記上部皿状蓋体１２および底部皿状蓋体
１３にあっては、例えば、波型円筒状被覆材１１と同様
に、Ｎｉ−Ｔｉ−Ｍｏ合金，Ｔｉ−Ｐｄ合金，Ｔｉ合金
のいずれかから形成され、波型円筒状被覆材１１の両端
の開口に挿入するとともに、波型円筒状被覆材１１との
接合部にシール溶接部１５を形成することにより、オー
バーパック２を密封するようにしている。The upper dish-shaped lid 12 and the bottom dish-shaped lid 13 are made of Ni-Ti-Mo alloy, Ti-Pd alloy, or Ti alloy, for example, like the corrugated cylindrical coating material 11. The overpack 2 is formed from any of the above, and is inserted into the openings at both ends of the corrugated cylindrical covering material 11, and a seal welding portion 15 is formed at a joint with the corrugated cylindrical covering material 11 to seal the overpack 2. Like that.
【００１５】オーバーパック２の収納方法について説明
を補足すると、キャニスタ１をオーバーパック２で密封
状態としたもの（例えば、図３に示す状態のもの）を、
一方の開口（下部開口）に下部皿状蓋体１３をシール溶
接部１５により取り付けた状態の波型円筒状被覆材１１
の中に装填するとともに、オーバーパック２と波型円筒
状被覆材１１との間隙部Ｇに充填材１４を充填した後、
上部皿状蓋体１２を波型円筒状被覆材１１の上部開口に
挿入して、オーバーパック２の上面に対して接触させた
状態とし、波型円筒状被覆材１１と上部皿状蓋体１２と
の接合部にシール溶接部１５を形成することにより、オ
ーバーパック２を密封するものである。To supplement the description of the method of storing the overpack 2, the canister 1 sealed with the overpack 2 (for example, the one shown in FIG. 3)
A corrugated cylindrical covering material 11 with a lower dish-shaped lid 13 attached to one opening (lower opening) by a seal welded portion 15.
After filling into the gap G between the overpack 2 and the corrugated cylindrical covering material 11 with the filling material 14,
The upper dish-shaped lid 12 is inserted into the upper opening of the corrugated cylindrical covering material 11 so as to be in contact with the upper surface of the overpack 2. The overpack 2 is hermetically sealed by forming a seal welded portion 15 at the junction with the above.
【００１６】波型円筒状被覆材１１の壁を波型形状とし
ておくと、地下水等の外圧が印加された際に、波型の壁
に対して直交する力が、それぞれの波型の内側で、図２
の矢印で示すように充填材１４を圧縮する方向に働い
て、外圧を分散した状態で支持するものとなるととも
に、波型円筒状被覆材１１の壁の変形を許容することに
なるため、波型円筒状被覆材１１には大きな応力が発生
しない。If the wall of the corrugated cylindrical covering material 11 is formed in a corrugated shape, when an external pressure such as groundwater is applied, a force orthogonal to the corrugated wall is generated inside each corrugated wall. , FIG. 2
Works in the direction of compressing the filler 14 as indicated by the arrow, thereby supporting the external pressure in a dispersed state, and at the same time, allowing the wall of the corrugated cylindrical covering material 11 to be deformed. No large stress is generated in the mold cylindrical coating material 11.
【００１７】一方、上部皿状蓋体１２および下部皿状蓋
体１３にあってはオーバーパック２の両端面に密接した
状態となることにより、外圧印加時の変形が抑制され、
したがって発生応力値も小さくなる。On the other hand, the upper dish-shaped lid 12 and the lower dish-shaped lid 13 are in close contact with both end surfaces of the overpack 2 so that deformation when external pressure is applied is suppressed,
Therefore, the generated stress value also becomes small.
【００１８】[0018]
【発明の効果】本発明に係る地層処分用放射性廃棄物の
収納方法およびその収納体によれば、以下の効果を奏す
る。 （１） オーバーパックの胴部に波型円筒状被覆材を被
覆することにより、地下水等による外圧が印加されたと
きの力を、充填材に伝達して分散させることにより、地
層処分用放射性廃棄物収納体に対する外力の影響を低減
することができる。 （２） 波型円筒状被覆材や上部皿状蓋体および底部皿
状蓋体が、防食性に優れたチタンおよび耐食チタン合金
から形成されることにより、オーバーパックの腐食を防
止することができる。 （３） 充填材を充填することにより、オーバーパック
と波型円筒状被覆材との間に生じる間隙部の許容範囲を
大きくし、オーバーパックの被覆を容易にすることがで
きる。 （４） 間隙寸法の許容範囲を大きくすることにより、
地層処分用放射性廃棄物収納体の収納作業時の効率化を
図ることができる。 （５） 上記により作業性を高めて、地層処分用放射性
廃棄物収納体の製作にかかるコストの低減化を図ること
ができる。According to the method for storing radioactive waste for geological disposal and the container according to the present invention, the following effects can be obtained. (1) By covering the body of the overpack with a corrugated cylindrical covering material, the force when an external pressure due to groundwater or the like is applied is transmitted to the filling material and dispersed, thereby producing radioactive waste for geological disposal. The effect of the external force on the object storage body can be reduced. (2) Corrosion of the overpack can be prevented by forming the corrugated cylindrical covering material, the upper dish-shaped lid and the bottom dish-shaped lid from titanium and corrosion-resistant titanium alloy having excellent corrosion resistance. . (3) By filling the filler, the allowable range of the gap generated between the overpack and the corrugated cylindrical covering material can be increased, and the overpack can be easily covered. (4) By increasing the allowable range of the gap size,
It is possible to improve the efficiency of storage work of the radioactive waste storage body for geological disposal. (5) The workability can be enhanced by the above, and the cost for manufacturing the radioactive waste container for geological disposal can be reduced.
【図１】 本発明に係わる地層処分用放射性廃棄物収納
体の一実施形態を示す正断面図である。FIG. 1 is a front sectional view showing an embodiment of a radioactive waste container for geological disposal according to the present invention.
【図２】 図１の II-II 矢視図である。FIG. 2 is a view taken in the direction of arrows II-II in FIG.
【図３】 地層処分用放射性廃棄物収納体の従来構造例
を示す正断面図である。FIG. 3 is a front sectional view showing a conventional structure example of a radioactive waste container for geological disposal.
【符号の説明】 １ キャニスタ ２ オーバーパック ３ 溶接部 １１ 波型円筒状被覆材 １２ 上部皿状蓋体 １３ 下部皿状蓋体 １４ 充填材 １５ シール溶接部 Ｇ 間隙部 Ｘ 地層処分用放射性廃棄物収納体[Description of Signs] 1 Canister 2 Overpack 3 Welding part 11 Corrugated cylindrical covering material 12 Upper dish-like lid 13 Lower dish-like lid 14 Filler 15 Seal welding part G Gap X Radioactive waste storage for geological disposal body
Claims (5)
収納方法であって、ガラス固化したキャニスタ（１）を
オーバーパック（２）に装填する工程と、該オーバーパ
ックの胴部を波型円筒状被覆材（１１）で覆う工程と、
該波型円筒状被覆材とオーバーパックとの間隙（Ｇ）に
充填材（１４）を充填する工程と、該波型円筒状被覆材
の両端の開口を上部皿状蓋体（１２）および下部皿状蓋
体（１３）でそれぞれ閉塞する工程とを有することを特
徴とする地層処分用放射性廃棄物の収納方法。1. A method for storing a radioactive waste container (X) for geological disposal, comprising the steps of: loading a vitrified canister (1) into an overpack (2); A step of covering with a mold cylindrical coating material (11);
A step of filling a gap (G) between the corrugated cylindrical covering material and the overpack with a filler (14), and opening openings at both ends of the corrugated cylindrical covering material to an upper dish-like lid (12) and a lower part; A step of closing each with a dish-shaped lid (13).
周方向および長手方向の両方に連続的に形成されること
を特徴とする請求項１記載の地層処分用放射性廃棄物の
収納方法。2. The radioactive waste for geological disposal according to claim 1, wherein the corrugations of the corrugated cylindrical covering material (11) are continuously formed both in the circumferential direction and in the longitudinal direction. Storage method.
ｉ−Ｍｏ合金，Ｔｉ−Ｐｄ合金，Ｔｉ合金のいずれかに
より形成されることを特徴とする請求項１または２記載
の地層処分用放射性廃棄物の収納方法。3. The corrugated cylindrical coating material (11) is made of Ni-T.
The method for storing radioactive waste for geological disposal according to claim 1 or 2, wherein the method is formed of any one of an i-Mo alloy, a Ti-Pd alloy, and a Ti alloy.
ラスビーズなどが採用されることを特徴とする請求項
１、２または３記載の地層処分用放射性廃棄物の収納方
法。4. The method for storing radioactive waste for geological disposal according to claim 1, wherein the filler is SiO 2 particles or glass beads.
填するオーバーパック（２）と、該オーバーパックの胴
部を覆う波型円筒状被覆材（１１）と、該波型円筒状被
覆材とオーバーパックとの間に生じる間隙部（Ｇ）に充
填される充填材（１４）と、波型円筒状被覆材の両端の
開口を閉塞（オーバーパックを密封）する上部皿状蓋体
（１２）および下部皿状蓋体（１３）とを具備すること
を特徴とする地層処分用放射性廃棄物の収納体。5. A canister (1), an overpack (2) for loading the canister, a corrugated cylindrical covering material (11) for covering a body of the overpack, and a corrugated cylindrical covering material. Filler (14) filled in the gap (G) formed between the overpack and an upper dish-like lid (12) for closing the openings at both ends of the corrugated cylindrical covering material (sealing the overpack). And a lower dish-shaped lid (13). A container for radioactive waste for geological disposal, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12608997A JPH10319193A (en) | 1997-05-15 | 1997-05-15 | Storage method of radioactive waste for geological disposal and its storage body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12608997A JPH10319193A (en) | 1997-05-15 | 1997-05-15 | Storage method of radioactive waste for geological disposal and its storage body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH10319193A true JPH10319193A (en) | 1998-12-04 |
Family
ID=14926337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12608997A Withdrawn JPH10319193A (en) | 1997-05-15 | 1997-05-15 | Storage method of radioactive waste for geological disposal and its storage body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH10319193A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006132976A (en) * | 2004-11-02 | 2006-05-25 | Toshiba Corp | Radioactive waste disposal container, system and method for diagnosing degradation and improving life |
| JP2009276203A (en) * | 2008-05-14 | 2009-11-26 | Shimizu Corp | Manufacturing method of waste body package |
| JP2012211923A (en) * | 2012-07-03 | 2012-11-01 | Shimizu Corp | Method of manufacturing waste body package |
-
1997
- 1997-05-15 JP JP12608997A patent/JPH10319193A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006132976A (en) * | 2004-11-02 | 2006-05-25 | Toshiba Corp | Radioactive waste disposal container, system and method for diagnosing degradation and improving life |
| JP2009276203A (en) * | 2008-05-14 | 2009-11-26 | Shimizu Corp | Manufacturing method of waste body package |
| JP2012211923A (en) * | 2012-07-03 | 2012-11-01 | Shimizu Corp | Method of manufacturing waste body package |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 20040803 |