A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Description of machine with wide general uses; this machine, which is designed on principle of hydraulic jack, is utilized for pushing pipes up to 4 in. in diameter below ground level without disturbing surface for purpose of road drainage, laying electric and telephone cables, etc.
Description of machine with wide general uses; this machine, which is designed on principle of hydraulic jack, is utilized for pushing pipes up to 4 in. in diameter below ground level without disturbing surface for purpose of road drainage, laying electric and telephone cables, etc.
Greenlee hydraulic pipe pusher
Min Mag
Griffith, S.V. (author)
Mining Magazine ; 74
1946
5 pages
Article (Journal)
English
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