Title:
SCREW TYPE REVERSE ROTATION HIGHHPRESSURE JET CONSTRUCTION METHOD
Document Type and Number:
Japanese Patent JPS5385906
Kind Code:
A
Inventors:
SATOU KOUICHI
Application Number:
JP23477A
Publication Date:
July 28, 1978
Filing Date:
January 06, 1977
Export Citation:
Assignee:
SATO KOUICHI
International Classes:
E02D3/12; E02D5/34; E02D5/46; (IPC1-7): E02D5/34