 | National cyclopaedia - 1879 - 668 Seiten
...is well beaten down. The stack of billets is kindled, and a slow combustion of the fir takes place, without flame, as in making charcoal. During this combustion the tar exudes ; and a cast-iron pan being at the bottom of the funnel, with a spout which projects through the side of... | |
 | James P Mcguane - 2002 - 214 Seiten
...above the wood. The stack of billets is then kindled, and a slow combustion or the fir takes place, without flame, as in making charcoal. During this combustion the tar exudes; and a caM-iron pan being at the bottom of the funnel, with a spout which projects through the side of the... | |
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... wooden stamper, worked separately by two men, is beaten down and rendered as firm as possible above the wood. The stack of billets is then kindled, and a slow combustion of the fir takes place, without flame, as in making charcoal. During this combustion,... 
