Mechanical applicances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical mvements, powers and devices"; (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing company · leaf 334
hslate covering andglass lights in roof. ENGINEERING AND CONSTRUCTION, ETC. 329 850. WOOD PRESERVATION APPARATUS. Hot-air and tar-vapor process. Heated air is driven from the generator, D, into the chamber, A, containing the wood, thevapor escaping from the upper pipe.When the wood is dry, tar is…
Mechanical movements
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