basic open hearth furnace

基本解释

Most of the steel for line pipe is made by open-hearth, electric furnace, and basic-oxygen processes.
大部分建管道用管子的钢材由平炉、电炉和碱性顶吹转炉生产。
www.infopetro.com.cn
The tube bloom made by this method has given out the same physical and chemical test results as that made by basic open-hearth furnace +vacuum degassing process+ESR process.
采用碱性平炉+ESR（电渣重熔）法生产高强韧管坯，能完全满足管坯的各项技术要求，各项理化检测结果与采用碱性平炉+真空除气+ESR法生产的同类管坯水平基本相当。
Chongqing Iron & Steel (Group) Co. , Ltd. (CISCO) is the first in China to eliminate open-hearth furnace develop basic oxygen converter and 100 % continuous casting production process.
重钢在全国率先淘汰了平炉炼钢，发展转炉炼钢和全连铸生产工艺。