ARRANGEMENT FOR SUPPRESSION OF SHOCK WAVES AT UNDERWATER EXPLOSIONS Russian patent published in 1997 - IPC

FIELD: safety at underwater blasting. SUBSTANCE: the arrangement has a horizontally arranged net with ropes and cords fastened around its edges, they are grouped with a density growing in the direction of passage of shock waves. The net is made of material of a lower density, and the ropes and cords of material of a higher density than the water density. EFFECT: enhanced safety. 1 dwg