D91 建井设备 标准查询与下载
共找到 85 条与 建井设备 相关的标准，共 6 页
Explosion-proof lamps for coal mines
- ICS
- 29.140.40
- CCS
- D91
- 发布
- 1991-01-15
- 实施
- 1991-03-01
The pulleys are mainly used on sinking of shafts and on reinstatement works in shafts as deflecting pulleys for flat winding ropes.
Shaft sinking; pulleys for flat winding ropes; safety requirements and testing
- ICS
- 73.100.40
- CCS
- D91
- 发布
- 1990-03
- 实施
- 1990-03-01
Настоящий стандарт распространяется на установки для колонкового геологоразведочного бурения на твердые полезные ископаемые и устанавл
System of quality indexes for production. Core drilling rigs used in exploration of hard deposits. Nomenclature of indexes
- ICS
- 03.120.01;73.100.30
- CCS
- D91
- 发布
- 1983
- 实施
- 1985-01-01
