The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 210
the eilge. Thevessel is charged, up to the height of the plate, with water, to whichoil of vitrol, at the rate of about 2i lb., or thereabouts, of acid, to lnOgallons of water, has been added ; the gas is then passed under theleaden plate, where the divisions, by which it is supported,… … Fig. 2.-H the acid being thus constantly in process of neutralization, the solutionwould soon lose its power of separating the ammonia from the gas,but for a small reservoir of sulphuric acid, which being carried intothe vessel by means ofa]iipe furnished with a stop cock, insures aregular supply…
Architecture · Civil engineering · Science
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