All About Inventions and Discoveries
The Romance of modern scientific and mechanical Achievements

Forfatter: Frederick A. Talbot

År: 1916

Forlag: Cassell and Company, LTD

Sted: London, New York, Toronto and Melbourne

Sider: 376

UDK: 6(09)

With a Colour Plate and numerous Black-and-White Illustrations.

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CHARGING A GAS RETORT Showing the modern methods of introducing the coal by means of machinery. THE REAR END OF A RETORT The incandescent coke being withdrawn by machinery to allow a fresh charge of coal to be introduced at the opposite end. Photos by courtesy of the Commercial Gas Association, Ltd.