These 3,700F carousels of steel, titanium, and sintered iron are foot-clutched and centrifugally-activated with a computer-controlled release, get rebuilt between every run, and act as the sole ...

This article was originally published with the title “Centrifugally-Spun Concrete Piles” inScientific American Magazine Vol. 144 No. 4(April 1931), p. 256doi:10.1038/scientificamerican0431-256 ...

0 0 This article was originally published with the title “Casting Pipe Centrifugally” inScientific American Magazine Vol. 118 No. 5(February 1918), p. 99doi:10.1038/scientificamerican02021918-99 ...