专利名称：Construction manner of usual well and usual well and structure of usual well
发明人：森尾 義彦，上野 孝之，清 広歳
申请号：JP2007293547
申请日：20071112
公开号：JP5320728B2
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公开日：ceen>石家庄日语培训
七年级上册英语点读版
法国禁忌20131023
专利内容由知识产权出版社提供
摘要：
wilsonartTo provide a rvice well which is usable during and after works such as the construction of an underground structure and not damaged even if a horizontal load due to an earthquake acts thereon and also provide a method of constructing the rvice well.
SOLUTION: This rvice well 1 includes: a column pipe 7 for collecting and lifting underground water; a filter part 11 installed around the lower end of the column pipe 7 and filled with sand allowing the underground water to pass therethrough; a water cutoff part 8 formed by filling the upper part of the filter part 11 with a water cutoff material; and a damping part 9 formed by filling the upper part of the water cutoff part 8 with a damping material. The column pipe 7 extends through the inside of a guide pipe 6b for drilling a well and reaches a sand layer 4.
COPYRIGHT: (C)2009 and JPO& INPIT
申请人：株式会社大林組
fucheng地址：東京都港区港南二丁目１５番２号
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国籍：JP
代理人：一色国際特許業務法人更多信息请下载全文后查看tomato paste
