| 申请日期 | 2026-04-24 | 申请号 | US10517290 |
| 公开（公告）号 | US20050232702A1 | 公开（公告）日 | 2005-10-20 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | FUJITA KOJI | ||
| 简介 | In order to effectively prevent diffusion of a harmful substance to a non-polluted soil side with a relatively simple and inexpensive construction without requiring a large-scale system, a pollution diffusion preventive wall member is installed underground for partitioning between a polluted soil side and a non-polluted soil side, the wall member being formed of wall forming material having water-permeability and containing a rare earth compound carried therein. | ||
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