首页> 外国专利> WATER-SHIELDING METHOD OF RADIOACTIVELY CONTAMINATED AREA AND IMPERVIOUS WALL OF RADIOACTIVELY CONTAMINATED AREA

WATER-SHIELDING METHOD OF RADIOACTIVELY CONTAMINATED AREA AND IMPERVIOUS WALL OF RADIOACTIVELY CONTAMINATED AREA

机译:放射性污染区和放射性污染区不规则墙的防水方法

摘要

PROBLEM TO BE SOLVED: To provide a water-shielding method of a radioactively contaminated area, capable of prohibiting intrusion of ground water into the radioactively contaminated area and allowing a high density drilling mud wall having high shielding effect to be easily installed at low cost, and a water-shielding wall of the radioactively contaminated area.;SOLUTION: A water-shielding method of a radioactively contaminated area includes: a trench formation step of surrounding a radioactively contaminated area and forming a trench to a location deeper than a ground water level; and a high density drilling mud filling step of filling the trench formed by the trench formation step with a high density drilling mud to form a high density drilling mud wall having high shielding effect on the wall of the trench.;COPYRIGHT: (C)2015,JPO&INPIT
机译:要解决的问题:提供一种放射性污染区域的水屏蔽方法,该方法能够防止地下水侵入放射性污染区域,并能够以低成本容易地安装具有高屏蔽效果的高密度钻探泥壁,解决方案:放射性污染区域的水屏蔽方法包括:围绕放射性污染区域并形成比地下水位深的位置的沟槽的沟槽形成步骤。 ;高密度钻探泥浆充填步骤,用高密度钻探泥浆填充由沟槽形成步骤形成的沟槽,以在沟槽壁上形成具有高屏蔽效果的高密度钻探泥浆壁。版权所有:(C)2015 ,JPO&INPIT

著录项

  • 公开/公告号JP2015021327A

    专利类型

  • 公开/公告日2015-02-02

    原文格式PDF

  • 申请/专利权人 NARISHIMA SEIICHI;HOJUN:KK;

    申请/专利号JP20130151587

  • 发明设计人 NARISHIMA SEIICHI;NAKAMURA GENZO;

    申请日2013-07-22

  • 分类号E02D5/18;G21F9/36;G21F9/34;

  • 国家 JP

  • 入库时间 2022-08-21 15:31:16

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