氧气顶吹转炉炉龄 【寿命】(LTV's Indiana Harbor Works has increased BOF campaign life and reduced refractory costs by using slag splashing technology. LTV 钢公司印第安纳港厂通过使用溅渣护炉技术已经提高了氧气顶吹转炉炉龄、降低了耐火材料费用。)
高炉一代寿命 【炉龄】(It has been found that the benefits from injecting waste plastics into blast furnace include reducing coke rate and emission of carbon dioxide, and increasing productivity and campaign of blast furnace.. 人们已经发现,高炉喷吹废塑料的优点包括既可降低焦比和二氧化碳排放,又可提高高炉利用系数和寿命。)