641 resultados para PUMPS


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Includes bibliographical references (p. 27).

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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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"A Small Scale Irrigation Management Project Applied Study prepared for the USAID Mission to Indonesia by the Irrigation Support Project for Asia and the Near East and for the Ford Foundation by the Centre for Agro-Socioeconomic Research."

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"Credit is largely due to Frank D. Graham ... for the authorship of the Guides, and for the original sketches illustrating electrical principles and construction."--Pref. to no. 1.

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Mode of access: Internet.