BS 4019-1-1974 标准详情
- 标准号:BS 4019-1-1974
- 中文标题:规范旋转式岩心钻探装备,基础装备
- 英文标题:specification for rotary core drilling equipment. basic equipment
- 标准类别:英国标准
- 发布日期:
Gives nomenclature and leading dimensions for interchangeability of equipment for drilling holes 30 mm to 200 mm diameter, yielding cores of 17 mm to 165 mm diameter. Relates to parallel wall drill rods and couplings; casing, casing couplings, casing
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