A view showing thee decked units housing the plating cells of three separate continuous electrotinning line using the DuPont Halogen Tine process. The central line of this installation at the Weirton Steel Company, Weirton, West Virginia,...
This 'pay off' loop feeds the line ahead while a fresh coil of steel is being welded to the trailing end of the line of strip to maintain continuous operation of the DuPont Halogen Tin Process. This line installed at the Weirton Steel Company,...
Electroplated test samples being examined in the Sodium Products Service Laboratory at DuPont's Electrochemicals Department plant in Niagara Falls, New York. The laboratory is used for electroplating research and for technical service to the...
Operator at DuPont's new silicon plant at Brevard, North Carolina 'picking' silicon needles. This method of inspection helps maintain high purity standards of DuPont silicon. The material, a non metallic element, is used in such devices as...
This physical research chemist at DuPont's Experimental Station is using an analog computer to determine temperature characteristics of a bar of silicon undergoing refinement by the floating zone technique which involves gradual moving of the...
Steel strip with tin coat in matte finish is shown rising to top of electrical induction heater through which it descends to take on bright, shining surface. The strip was plated by the DuPont continuous Halogen Tin Process. This line, stalled at...
Electrotinned steel strip in bright finish is shown being removed at end of the continuous production in using the DuPont Halogen Tin Process. This tin was coated by the Halogen line at the Weirton Steel Company, Weirton West Virginia which tin...
Centralized control characterizes the equipment using the DuPont continuous Halogen Tin Process. The Halogen line at the Weirton Steel Company, Weirton, West Virginia controlled by this one man panel electrotins 1200 feet of strip a minute for the...
Steel strip is shown after being coated with tin in matte finish by the DuPont continuous Halogen Tin process. Central one of the three lines installed at the Weirton Steel Company, Weirton, West Virginia eletrotins 1200 feet of strip a minute for...
Its open framework lending a deceptive air of simplicity to a complicated chemical process, this tower with huge storage tanks and shipping cylinders of various sizes in the foreground represents the heart of DuPont's new multimillion dollar...
The research lab is the heart of the modern chemical industry. Large sums of money are annually spent for research. Many trained men are employed. The chemical operations demand the utmost care and are frequently quite complex. This image shows a...
Compressors are basic tools for making ammonia for industry and as a starting material for other products of the Belle WV plant of DuPonts Polychemicals Department. Six of a battery of fifteen primary compressors in line build up fast pressures in...
A view of part of the Toledo OH plant of the DuPont Company's Electrochemicals Department. Formaldehyude produced here goes hciegly to the palstics industry where it is used as an impoirtant raw material in the manfuyatre of phenol, urea and...
The DuPont Company's new non-electrolytic hydrogen peroxide plant at Memphis, TN as seen during nighttime operation. The peroxide made here is shipped to textile and pulp mills in the southern area where it is used for bleaching. The chemical is...
Sulfuric acid is a basic chemical used by industry on a large scale. The fertilizer, petroleum, textile, iron and steel, paint and pigment, chemical, explosives and other industries use millions of tons of it every year. The DuPont Company has been...
Sulfuric acid is a basic chemical used by industry on a large scale. The fertilizer, petroleum, textile, iron and steel, paint and pigment, chemical, explosives and other industries use millions of tons of it every year. The DuPont Company has been...
Sulfuric acid is a basic chemical used by industry on a large scale. The fertilizer, petroleum, textile, iron and steel, paint and pigment, chemical, explosives and other industries use millions of tons of it every year. The DuPont Company has been...
Sulfuric acid is a basic chemical used by industry on a large scale. The fertilizer, petroleum, textile, iron and steel, paint and pigment, chemical, explosives and other industries use millions of tons of it every year. The DuPont Company has been...
Sulfuric acid is a basic chemical used by industry on a large scale. The fertilizer, petroleum, textile, iron and steel, paint and pigment, chemical, explosives and other industries use millions of tons of it every year. The DuPont Company has been...
Sulfuric acid is a basic chemical used by industry on a large scale. The fertilizer, petroleum, textile, iron and steel, paint and pigment, chemical, explosives and other industries use millions of tons of it every year. The DuPont Company has been...