发明名称 PROCESS FOR THE PREVENTION OF FROST HEAVES IN FINE-GRAINED SOILS
摘要 <p>Process for the prevention of frost heaves in fine-grained soils comprising the insertion of a large-pored filter layer which is protected on its upper and lower sides by a permeable, rot-proof web of fabric, felt or fleece.</p>
申请公布号 CA1005999(A) 申请公布日期 1977.03.01
申请号 CA19740201298 申请日期 1974.05.30
申请人 CHEMIE LINZ AKTIENGESELLSCHAFT 发明人 ROTH, WOLFGANG
分类号 E02D3/00;E01C3/06 主分类号 E02D3/00
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