The article introduces the repairing method of convertor lining of urea and its result. In this way new method of repairing convetor lining of urea is studied.

• 介绍了采用盖板贴补修复尿素合成塔内衬里焊缝腐蚀缺陷的方法及效果，探索尿素合成塔衬里修复的新方式。