... own field of usefulness. Progressive kilns are sometimes called " tunnel " kilns. The essential differences between these and the compartment kilns arise from the methods of handling the stock through them. In the progressive kiln, a number of truck... Forest Resources of Chile as a Basis for Industrial Expansion - Página 237 por United States. Forest Service, Irvine Theodore Haig - 1946 - 256 páginas Vista completa -
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