发明名称 Method for restructuring railway roadbeds
摘要 A method for restructuring a railway roadbed by injecting therein an amount of structural slurry effective to form a substantially continuous structured layer which provides increased load carrying capacity to said roadbed, which substantially blocks the intrusion of water into the subgrade soil through the ballast section of said roadbed, and which limits the upward intrusion of subgrade soil into the ballast section.
申请公布号 US4451180(A) 申请公布日期 1984.05.29
申请号 US19810331836 申请日期 1981.12.17
申请人 DUVAL, HENRY H. 发明人 DUVAL, HENRY H.
分类号 E01B1/00;(IPC1-7):E02D3/14 主分类号 E01B1/00
代理机构 代理人
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