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  • Description: flows
(22 results)



Display: 20

    • Production of nylon

    • Nylon Manufacturing Process
    • Production of nylon is a complex art requiring super cleanliness and rigid control of temperatures and pressures. In the manufacture of yarn at the textile fiber plants, the nylon salt solution is first piped into evaporators where much of the...
    • Nylon production

    • Nylon Manufacturing Process
    • Production of nylon is a complex art requiring super cleanliness and rigid control of temperatures and pressures. In the manufacture of yarn at the textile fiber plants, the nylon salt solution is first piped into evaporators where much of the...
    • Production of nylon

    • Nylon Manufacturing Process
    • Production of nylon is a complex art requiring super cleanliness and rigid control of temperatures and pressures. In the manufacture of yarn at the textile fiber plants, the nylon salt solution is first piped into evaporators where much of the...
    • Nylon manufacturing

    • Nylon Manufacturing Process
    • Production of nylon is a complex art requiring super cleanliness and rigid control of temperatures and pressures. In the manufacture of yarn at the textile fiber plants, the nylon salt solution is first piped into evaporators where much of the...
    • Electricity: Machinery

    •  
    • Building powerful engines to generate electricity- A crane man's view of the assembling of a giant turbine in the big plant of the Pelton Water Wheel Company, San Francisco. This big place, which resembles part of a bass horn, is a pipe through...
    • Production of nylon

    • Nylon Manufacturing Process
    • Production of nylon is a complex art requiring super cleanliness and rigid control of temperatures and pressures. In the manufacture of yarn at the textile fiber plants, the nylon salt solution is first piped into evaporators where much of the...
    • Metals, Steel etc.

    •  
    • In the pouring of open hearth furnaces, molten steel flows from a huge ladle in ingot molds. Later, the ingots are formed into sheets and bars for manufacture into thousands of industrial products. (Photographed at the Rouge Plant of Ford Motor...
    • DuPont Magazine [September 1936]

    • Periodicals; Chemical industry; Plastics industry; Explosives; Dynamite; Textile industry; Paint industry; Fashion industry; Furniture industry;
    • Table of Contents: Chemistry aids agriculture; Gasoline flows under a river; Rolling along with Armco; McGraw manufactures chests; From ice chests to iced refrigerators; DuPrene conquers sunlight; Quality marches on; At home on wheels; Modern...
    • Gate House and Centennial Gates

    • Gatehouses; Gates;
    • "Gates of 1886-1904 were located a distance upstream from present gates, approximately where Squirrel Run flows under the road. Before 1886 the gates were located several hundred yards above the present museum building. Alfred I. du Pont,...
    • Synthetic lilac perfume

    • Aromatics-synthetic perfumes
    • An intermediate step in making synthetic lilac perfume-the distillation of terpineol. The crude terpineol oil is vaporized in a vacuum still, the vapors are purified in a fractionating column, cooled in a condenser and finally the pure terpineol...
    • Bert Paup's spring

    • Springs;
    • 200 feet to the right of Squash Spring is Bert Paup's spring with roof where he gets his water. Various other springs are on his and adjacent properties in the area. Water from the springs form a brook, which becomes the Eastern Brandywine River...
    • Pollock's Mill

    • Mills; Country life;
    • Beaver Creek adds water to the Brandywine Creek and W.I. Pollock's grist mill uses that creek as it flows into the Brandywine. Mill is located on 'Aston Terrace' - 500 acres owned by George Aston prior to 1739. Aston's son-in-law, Roger Hunt...
    • Pollock's Mill

    • Mills; Country life; Rivers;
    • Beaver Creek adds water to the Brandywine Creek and W.I. Pollock's grist mill uses that creek as it flows into the Brandywine. Mill is located on 'Aston Terrace' - 500 acres owned by George Aston prior to 1739. Aston's son-in-law, Roger Hunt...
    • Artist's rendering of solar still

    • Research with Plastic, Chestnut Run Labs
    • Artist's conception of a solar still which may some day permit tapping of oceans or brackish inland sources for additional supplies of fresh water. Salt water flows from pipe in foreground into shallow troughs covered with plastic film canopies,...
    • Potassium Silicate

    • Polyvinyl Alcohol, Niagara Falls NY Plant
    • Potassium silicate is produced in thousands of pounds per year at the DuPont Company's Cleveland Works. The chemical is used in a number of products including welding equipment, television tubes, and in the glass and ceramics industries. In the...
    • Trifurcation

    • Pipes (Conduits);
    • Written on back: "This huge branch connection, called a trifurcation, at the Yards Creek Pumped Storage Hydroelectric Project in northern NJ was fabricated by Chicago Bridge & Iron Co. using Lukens Penstock Steel. The all-welded, three-way...

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