 | Elizabeth Kent (botanist.) - 1825 - 466 pagine
...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, the tar exudes ; and a cast-iron pan being at the bottom of the funnel with a spout, which projects through the side of the bank, barrels are... | |
 | 1829 - 446 pagine
...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, the tar exudes ; and a cast-iron pan being at the bottom of the funnel, with a spout, which projects through the side of the bank, barrels are... | |
 | 1830 - 438 pagine
...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, the tar exudes ; and a cast-iron pan being at the bottom of the funnel, with a spout, which projects through the side of the bank, barrels are... | |
 | Charles Williams - 1833 - 284 pagine
...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, the tar exudes; and a cast-iron pan being at the bottom of the funnel, with a spout which projects through the side of the bank, barrels are... | |
 | William Rhind - 1841 - 756 pagine
...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, the tar exudes; and a cast-iron pan being at the bottom of the funnel, with a spout, which projects through the side of the bank, barrels are... | |
 | 1842 - 528 pagine
...flame, as in making charcoal. During this com bustion the tar exudes; and a cast-iron pan being at thi bottom of the funnel, with a spout which projects through the side of the bank, barrels arc placed beneath this spou to collect the fluid as it comes away. As fast as the bar rels are filled,... | |
 | Jonathan Pereira - 1842 - 1144 pagine
...billets is then kindled, and a slow combustion of the fir takes place, without flame, as in working charcoal. During this combustion the tar exudes, and a cast-iron pan being at the bottom of the fironel, with a spout which projects through the side of the bank, barrels are... | |
 | 1842 - 540 pagine
...of billets is then kindled, and a slow combustion of the fir takes place, TAP 51 TAR 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 the bank, barrels are... | |
 | 1852 - 430 pagine
...billets is then kindled, and a slow combustion of the fir takes place, without flame, as in working charcoal. During this combustion the tar exudes, and a cast-iron pan being at the bottom of the funnel with a part which projects through the side of the bank, barrels are placed... | |
 | 1853 - 632 pagine
...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 the tar exudes, and a cast-iron pan being at the bottom of the funnel, with a spout which projects through the side of the bank, barrels are... | |
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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 the bank, barrels are placed beneath this spout, to collect the fluid as it comes away. 
