1
Junichi Morioka, Hiromitsu Mouri, Iwao Atsuchi: Pollution free blaster system and blaster head therefor. Kawasaki Steel Techno Research, Kawatetsu Kisai Kogyo Co, Atsuchi Tekko Co, Austin R Miller, February 19, 1991: US04993200 (33 worldwide citation)

A sandblaster system employs a blaster head which includes an essentially bowl-shaped blaster hood defining an internal collecting chamber. A blaster nozzle is inserted into the internal collecting chamber of the blaster hood and directed toward a surface to be treated. The blaster nozzle is connect ...


2
Iwao Atsuchi: Wall blaster. Atsuchi Tekko, Armstrong Nikaido Marmelstein & Kubovcik, April 17, 1979: US04149345 (24 worldwide citation)

The wall blaster of this invention comprises a plurality of sand injection nozzles so disposed as to be directed toward an opening of a blaster housing at the front surface facing opposite to a hull surface of a vessel to be treated for injecting working sand toward the hull surface, a working sand ...