| 摘要 |
FIELD: furnaces. ^ SUBSTANCE: cupola comprises water-jacket, gas burners, and bottom. The hearth of the cupola is provided with the vertical metallic ribs secured to the inner side of the water-jacket in the space from the bottom exit section of the gas burners to the level of the bottom. The width of the ribs is 0.04-0.05, and the distance between the ribs is 0.03-0.04 of the inner diameter of the water-jacket. ^ EFFECT: improved design. ^ 2 dwg |
