Title:
SHEET PILE CUTTING PROCESS FOR STEEL PIPE
Document Type and Number:
Japanese Patent JPS5211491
Kind Code:
A
Abstract:
PURPOSE: To acheive joint cutting work of steel pipe after cutting the pipe proper in a short time and with reliability from inside the pipe by use of special lift cylinder pushing up upper sectional part without fail.
Inventors:
SANEISHI KENJI
TAKANO SETSU
SAKO KATSUYUKI
KONNO SHIGERU
TAKANO SETSU
SAKO KATSUYUKI
KONNO SHIGERU
Application Number:
JP8754875A
Publication Date:
January 28, 1977
Filing Date:
July 17, 1975
Export Citation:
Assignee:
NIPPON KOKAN KK
International Classes:
B23D21/14; B23D21/00; B23D21/04; B23D25/00; B26F3/02; E02D9/04; (IPC1-7): B23D21/04; B23D25/00