Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Pneumatic concrete placing at Nchanga consolidated copper mines
Mechanized method of placing concrete introduced at Nchanga Consolidated Copper Mines, Northern Rhodesia; concrete is most economical material for lining of scraper drifts; more than 1200 cu yd of concrete emplaced each month; five pneumatic placers, each having capacity of 6 cu ft are in operation; delivery rate of each placer is 2.5 cu yd of concrete per hr.
Pneumatic concrete placing at Nchanga consolidated copper mines
Mechanized method of placing concrete introduced at Nchanga Consolidated Copper Mines, Northern Rhodesia; concrete is most economical material for lining of scraper drifts; more than 1200 cu yd of concrete emplaced each month; five pneumatic placers, each having capacity of 6 cu ft are in operation; delivery rate of each placer is 2.5 cu yd of concrete per hr.
Pneumatic concrete placing at Nchanga consolidated copper mines
Min J (Lond)
Mining Journal (London) ; 240
1953
Aufsatz (Zeitschrift)
Englisch
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