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公开(公告)号:US20050211467A1
公开(公告)日:2005-09-29
申请号:US10708777
申请日:2004-03-24
IPC分类号: E21B43/116 , E21B43/117 , E21B43/119
CPC分类号: E21B43/119 , E21B43/117
摘要: The loading tube comprises cups forming cup cavities for enclosing an explosive charge within each of the cups. The loading tube has ridges and valleys providing longitudinal and lateral strength to the loading tube. The loading tube is constructed of a formed material such as paper pulp, high-density polystyrene, plastic or sheet metal.
摘要翻译: 装载管包括形成杯腔的杯子,用于在每个杯子内包围炸药。 装载管具有向加载管提供纵向和横向强度的脊和谷。 加载管由纸浆,高密度聚苯乙烯,塑料或钣金等成形材料构成。