At left a paper sheet mold used for making paper, showing a sheet of dyed paper about to be taken from the mold. At right a hydraulic press used to press water out of the paper. Equipment at the Technical Laboratory, Dyestuff Division.
Blast furnaces - 20th Century; Top works; Skip hoists; Downcomers; dust catchers; Gas cleaning; two pass Stoves; Gas mains; Cast houses; Blast furnaces - 19th Century; Open top furnaces; Hand fed furnaces; elevators
New No 1 Furnace., The Andrews & Hitchcock Iron Co., Hubbard, Ohio, 1910. Acquired by Youngstown Sheet & Tube in 1916. Original Furnace. Built 1867
Manufacturing of Synthetic Rubbers-Neoprene, 'Nordel', 'Viton'
Neoprene sheet becomes a rope prior to cutting and packing. Here, a DuPont foreman checks texture of the material at the 50 million pound neoprene plant near Montague, Michigan. The only general purpose synthetic rubber in commercial manufacture in...
Small scale production of titanium metal was first announced by the DuPont Company in 1948. Testing of its properties shows that it can be worked by standard equipment. This rolling mill is turning out a test sheet of titanium.