首页>
外国专利>
Method of boring hard rock by means of a tunnel boring machine
Method of boring hard rock by means of a tunnel boring machine
展开▼
机译:隧道掘进机掘进硬岩的方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
Method for reducing wear in a Cutting Head of a Tunnel Boring Machine by means of adding a Liquid composition Foam in the head and concentrated Liquid Carrier;Foam that contains at least a lubricant and a foaming agent.
展开▼