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  • Description: hardening
(6 results)



Display: 20

    • Memphis TN Plant

    • Hydrogen Cyanide Memphis TN Plant
    • Hydrogen cyanide manufacturing unit dramatizes the multi-million dollar investment in production facilities at Memphis, TN plant of the DuPont Company's Electrochemicals Department. Picture is taken from beneath tank car unloading station looking...
    • Memphis TN Plant

    • Hydrogen Cyanide Memphis TN Plant
    • Another view of the DuPont hydrogen peroxide unit at Memphis, TN taken from underneath a platform on the sodium cyanide plant crystallizer. Two major products made at the plant are basic industrial chemicals: hydrogen peroxide, a widely used bleach...
    • Flaming cyanide pots

    • Sodium and sodium products (sodium cyanide and sodium peroxide)
    • Flaming cyanide pots at the DuPont Electrochemicals Department plant at Niagara Falls, NY where sodium cyanide is made from sodium, ammonia and charcoal. Salt is broken down by electrolysis into sodium and chlorine, each of which then enters into...
    • Memphis TN Plant

    • Hydrogen Cyanide Memphis TN Plant
    • Another view of the DuPont hydrogen peroxide unit at Memphis, TN taken from underneath a platform on the sodium cyanide plant crystallizer. Two major products made at the plant are basic industrial chemicals: hydrogen peroxide, a widely used bleach...
    • Memphis TN Plant

    • Hydrogen Cyanide Memphis TN Plant
    • The DuPont plant in Memphis, TN makes two basic industrial chemicals, sodium cyanide and hydrogen peroxide. Building in background is the hydrogen peroxide unit which makes use of the modern open air type of construction. Peroxide is an important...

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