| 单词 | block furnace |
| 释义 | > as lemmasblock furnace block furnace n. rare a furnace in which a block or bloom of iron or other material is formed; cf. bloomery n.1 ΘΚΠ society > occupation and work > equipment > furnace or kiln > furnace > [noun] > furnaces for melting or refining metals > furnaces for treating iron string-hearth1409 smithy1565 bloomery1584 chafery1663 air-bloomery1825 blast-bloomery1860 scrap-furnace1861 block-furnace- 1830 S. F. Gray & A. L. Porter Chem. of Arts II. 501 The single block furnace, or German stueck oven... [This] is the smallest furnace used in manufacturing charcoal pig iron. 1895 Farm Implem. News 29 Aug. 34/2 It was found that the stronger the blast and the higher the furnace the more favorable were the results. The highest furnace in use then was the high bloomery, or block furnace, and it was in this class of furnaces that pig iron was first produced unintentionally. 1990 P. Cichy in L. D. Hart Alumina Chem. 413/2 The block furnace in Fig. 5 is nearly always a tilt furnace, which allows continuous production. < as lemmas |
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