268 resultados para Electric machinery.


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Abridgments from the earliest date to the end of 1866 will be found in the general series, published 1859-70 in two volumes, together constituting Part I of abridgments on these subjects. It was intended to republish material from the general series as Part I of each of the Division volumes, but this wasnot done for Div. I-III. It was done for vols. IV-VI.

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Includes bibliographies.

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An electrical discharge is used as a trap for a diffusion pump using DC-704 silicone pump fluid. The discharge cracks the pump fluid vapor thus taking it out of the system. In the process much hydrogen and some other lighter gases are evolved.

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"Issued May 1981."