SHIELD SUPPORTING DEVICE PARTICULARLY FOR MECHANIC DRIFT RESPECTIVELY TUNNEL DRIVING AND METHOD FOR CARRYING OUT THE DRIFT RESPECTIVELY TUNNEL DRIVING

Saved in:
Bibliographic Details
Main Author BAJKAY,ARPAD,HU
Format Patent
LanguageEnglish
Published 28.04.1988
Edition4
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
Online AccessGet full text

Cover

More Information
Bibliography:Application Number: HU19860000398