Patent ID: 8516937

Claim:
A blast treatment method for blast-treating with an explosive a treatment subject housed in a sealed container, the method comprising: a shaped charge placement step of placing a shaped charge, in which metal plates are integrally molded with an explosive for generating an ultra-high-pressure metal jet in a prescribed direction by colliding the metal plates, at a location outside the sealed container; a blasting explosive placement step of placing a blasting explosive for blasting the treatment subject at a location outside the sealed container; a housing step of housing in a sealable chamber a sealed container in which the treatment subject is housed and housing in a state in which the shaped charge and the blasting explosive are placed at a location outside the sealed container; a dividing step of initiating the shaped charge in the chamber and dividing the sealed container along a prescribed dividing surface with the initiated shaped charge to expose the treatment subject within the chamber; and a blasting step of blast-treating the treatment subject exposed in the chamber with blast energy of the blasting explosive by initiating the blasting explosive in the chamber.