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Subject Polyethers Remove constraint Subject: Polyethers

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    • 1960-Sep-10

    Close-up view of assorted valves, pipes, and fittings at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, this system, which was used to handle hydrochloric acid, was…

    • 1960-Sep-10

    Two views of a separator used to separate carbon tetrachloride and water containing hydrochloric acid at the Hercules Powder Company plant in Parlin, New Jersey. The employee visible in the first photograph is…

    • 1960-Sep-10

    Close-up view of solid Penton needle and plug valves, as well as Penton pipes and fittings, at the Hercules Powder Company plant located in Parlin, New Jersey. Penton was a Hercules-branded chlorinated polyether used as…

    • 1960-Sep-10

    Close-up view of assorted valves and pipes at the Hercules Powder Company plant located in Parlin, New Jersey. Per notations accompanying the photograph, these valves and pipes were lined with Penton, a Hercules-branded…

    • circa 1961-Jan

    General view of an unidentified employee operating a polymerizer and extruder at the Hercules Powder Company plant located in Parlin, New Jersey. Per notations accompanying the photograph, the polymerizer and extruder…