Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Reactivated gold dredge "gravel gertie" proves worth
Former coal and gold mining dredge transformed by Cooley Gravel Co for producing commercial aggregates; converted dredge, nicknamed "Gravel Gertie" can easily turn out 250 ton per hr of washed and sized material at very low cost; gold is recovered as byproduct nearly $100 worth daily; flowsheet of plant.
Reactivated gold dredge "gravel gertie" proves worth
Former coal and gold mining dredge transformed by Cooley Gravel Co for producing commercial aggregates; converted dredge, nicknamed "Gravel Gertie" can easily turn out 250 ton per hr of washed and sized material at very low cost; gold is recovered as byproduct nearly $100 worth daily; flowsheet of plant.
Reactivated gold dredge "gravel gertie" proves worth
Pit Quarry
Utley, H.F. (Autor:in)
Pit and Quarry ; 45
1953
Aufsatz (Zeitschrift)
Englisch
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