首页>
外国专利>
Method for reinforcing linings of air shafts used during the reconstruction of old mining shafts comprises using a lining reinforcement which can be decoupled from the shaft lining
Method for reinforcing linings of air shafts used during the reconstruction of old mining shafts comprises using a lining reinforcement which can be decoupled from the shaft lining
Method for reinforcing linings of air shafts comprises using a lining reinforcement (5) which can be decoupled from the shaft lining (1). Preferred Features: The lining reinforcement is placed statically on the shaft wall (4) or is held on the wall by friction. The ratio of the annular chamber surface of the lining reinforcement to the shaft surface is more than 0.5.
展开▼
