FOAMING ADDITIVE FOR SOIL CONDITIONING IN THE PRESENCE OF MECHANISED EXCAVATION FOR TUNNEL CONSTRUCTION

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专利权人:

Mapei S.p.A.

发明人:

STEFANONI, Massimo,PISTOLESI, Carlo,SQUINZI, Marco,DAL NEGRO, Enrico,MALTESE, Cristiano,PEILA, Daniele

申请号：

EP20160815565

公开号：

EP3394205(A1)

申请日:

2016.12.06

申请国别(地区):

欧洲专利局

年份:

2018

代理人:

摘要：

Disclosed is a liquid foaming additive for use in mechanised excavation by a tunnel boring machine, containing 5-40% by weight of one or more surfactants, 0.01-5% by weight of one or more biopolymers, and 55-94.09% of water.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/