PREVIOUS REINFORCING EXECUTION METHOD BY LOCKING BOLT OF BLASTING EXCAVATION

Title:

PREVIOUS REINFORCING EXECUTION METHOD BY LOCKING BOLT OF BLASTING EXCAVATION

Document Type and Number:

Japanese Patent JPS61175500

Kind Code:

A

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Inventors:

KIYAMA HIDEO
TANIMOTO CHIKANORI
TAKADA TOSHIHARU

Application Number:

JP1725885A

Publication Date:

August 07, 1986

Filing Date:

January 30, 1985

Export Citation:

Assignee:

KIYAMA HIDEO
TANIMOTO CHIKANORI
KENSETSU FASTENER KK

International Classes:

E21D9/00; E21D21/00; F42D3/04; (IPC1-7): E21D9/00; F42D3/04

Attorney, Agent or Firm:

Eiji Saegusa

Previous Patent: JPS61175499

Next Patent: JPS61175501