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  • Description: refrigerants
(11 results)



Display: 20

    • Boiling off Freon

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    • In addition to a moisture removal process, purity is a prime essential in the manufacture of Freon fluorinated hydrocarbon refrigerants and represents 70% of the process. Here a chemical operator at the Organic Chemicals Department's Chambers Works...
    • Loading Freon

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    • One ton drums of Freon fluorinated hydrocarbon refrigerants are loaded on rail cars by hoist operated by a chemical worker at the DuPont Company's Chambers Works. Shipments are made in smaller steel cylinders for those customers who service...
    • Drying the Freon

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    • Drying is a key factor in Freon fluorinated hydrocarbon refrigerants since there must be less than 10 drops of water per ton of gas. The equipment pictured above at the DuPont Company's Chambers Works removes moisture from the Freon.
    • View of Antioch plant

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    • Curved pipes used in the manufacture of tetraethyl lead anti-knock additive for gasoline are shown here as frame for the Freon refrigerants and aerosol propellants section of DuPont new plant at Antioch, California. Near San Francisco, the plant...
    • View of Antioch plant

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    • 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...
    • DuPont Magazine [September-October 1990]

    • Periodicals; Chemical industry; Mobile homes; Health care; Airships; Wildflowers; Fishing; Plastics industry;
    • Table of Contents: 'sWonderful, 'swanderlodge; Bringing refrigerants in from the cold; Another chance to live; Global metrics connection; Delivering the baked goods; Airborned billboards; Flower beds, Texas-style; Recycling a precious metal; A...
    • DuPont Magazine [December 1936]

    • Periodicals; Chemical industry; Plastics industry; Explosives; Dynamite; Textile industry; Paint industry; Fashion industry; Furniture industry;
    • Table of Contents: From miscellaneous raw materials; Christmas trees a la 1936; Safety on the high seas; Used cars in the limelight; Aridex; Freon refrigerants are safe; A sportsman's paradise; A few remarks for the gentleman from Schenectady; For...

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