授权号：US10822913B2

授权日期：2020-11-03 00:00:00

申请号：US10822913B2

发明作者：张逸群,刘亚,李根生,黄中伟,史怀忠,宋先知,盛茂,季璐

专利状态：专利授权

专利类型：发明专利

专利名称：Energy-Gathered Bundle Type Nesting Plugging And Wall Reinforcing Device And Application Thereof In Karst Cave Plugging