drift mining meaning in Hindi

Examples

1. Mining continued in the town with drift mining in Bamford until 1950.
2. Houghton Main was a deep shaft mine and Dearne Valley a drift mine.
3. The colliery was nationalised in 1947 and a drift mine opened in 1974.
4. Opening of the drift mine as an exhibit followed in 1979.
5. The remains of an old forge and drift mines exist in the valley.
6. As well as drift mines, small scale shaft mining was used.
7. Typical methods for extraction included drift mining and bell pits.
8. Subsequently, it was operated until 1906 as a drift mine.
9. The drift mine continued to be worked until 1900, when a shaft was sunk.
10. The last drift mine in the Garswood area, Quaker House Colliery, closed in 1992.