A supplement to Ures Dictionary of Arts, Manufactures, and Mines, : containing a clear exposition of their principles and practice. . 1002 V y, /y/z/y/y//, y, y. yyyyyyyx^ It is rectangular, and covered in by a semicircular arch, in the centre of which there \&a circular hole left, 12 inches diameter, which is opened when the furnace is cooling. Itcontains two chests culled pots, c, c, made either of fire-stone or fire-bricks; each potis 3 feet wide, 3 feet deep, and 12 feet long. One is placed on one side, and the other onthe contrary side of the fire-grate, a b, which occupies
A supplement to Ures Dictionary of Arts, Manufactures, and Mines, : containing a clear exposition of their principles and practice. . 1002 V y, /y/z/y/y//, y, y. yyyyyyyx^ It is rectangular, and covered in by a semicircular arch, in the centre of which there \&a circular hole left, 12 inches diameter, which is opened when the furnace is cooling. Itcontains two chests culled pots, c, c, made either of fire-stone or fire-bricks; each potis 3 feet wide, 3 feet deep, and 12 feet long. One is placed on one side, and the other onthe contrary side of the fire-grate, a b, which occupies the whole length of the furnace, andis 13 to 14 feet long; the grate is 15 to IC inches broad, and the bars rest from 10 to 12inches below the inferior plane or bottom level of the pots; the height of the arch atthe centre is h\ feet above the top of the pots, the bottoms of which are nearly levelwith the ground, so that the burs of iron do not need lifting so high when charging theminto the iurnace. The flame rises between the two pots; it passes also below and aroundthem, through the horizontal and vertical flues, </, and issues f
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Keywords: ., bookcentury1800, bookdecade1860, bookpublishernewyo, bookyear1864
