Title:
METHOD OF FREEZING AROUND SHIELDING MACHINE AT SHIELDING WORK
Document Type and Number:
Japanese Patent JPS5434523
Kind Code:
A
Inventors:
TOBE NOBU
KATOU TETSUJI
KATOU TETSUJI
Application Number:
JP10055177A
Publication Date:
March 14, 1979
Filing Date:
August 24, 1977
Export Citation:
Assignee:
SEIKEN CO
International Classes:
E02D19/14; E21D9/06; E21D11/00; (IPC1-7): E02D19/14; E21D9/06