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Subject Autoclaves Remove constraint Subject: Autoclaves

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    • 1957-Mar-12 – 1957-Mar-15

    Two views of an unidentified employee operating the control panel on an autoclave used to process ethyl cellulose manufactured at the Hercules Powder Company plant in Hopewell, Virginia. Ethyl cellulose manufactured by…

    • 1947-Feb

    General view of technicians inspecting an autoclave located in the Polymer Wing at a DuPont facility during the early stages of synthetic fiber production and research. The individuals visible in the photograph are…

    • 1947-Jan-07

    General view of assorted machinery, including a holding tank, evaporator, and auxiliary steam boiler, used for batch wise production and storage of low dew point melt during the early stages of synthetic fiber…

    • 1946-Sep

    General view of a 50-pound autoclave first used for the production of "Fiber V," later branded as Dacron polyester fiber, at a DuPont semiworks facility. During production, a partially-evaporated salt solution was fed…

    • 1937-Nov-08

    General view of a 250-pound autoclave and polymer casting equipment used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a…

    • 1937-Mar-26

    Close-up view of a 50-pound autoclave and polymer casting equipment used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a…

    • 1937-Feb-12

    General view of a 50-pound autoclave and polymer casting equipment used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a…

    • circa 1938

    Two views of C.F. Wells casting polymer from a 250-pound autoclave during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a…

    • circa 1938

    View of two DuPont technicians casting polymer from a 250-pound autoclave during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a…

    • 1937-Nov-08

    General view of the top of a 250-pound autoclave used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a partially-evaporated nylon…

    • 1927-Jul-26

    General view of the ammonia-carbon dioxide pump and Urea autoclave used at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C.

    The Fixed Nitrogen Research Laboratory…

    • 1930-Jan-08

    General view of an autoclave and still at the Fixed Nitrogen Research Laboratory's Urea Plant. Urea is a water-soluble powder form of carbonic acid frequently used as a fertilizer and feed supplement.

    The Fixed…

    • 1950s – circa

    General view of an autoclave, used for the fabrication of plastics, at the Naval Air Engineering Center's Aeronautical Materials Laboratory. In the foreground, Laboratory Technical Director J. Hartley Bowen, Jr.…