In recent years, Cement Institute of China Building Materials Academy has made extensive research on the modification of such a kiln and an industrial test has been made in Lalin Cement Plant.

• 近年来,中国建材研究院水泥所在立筒预热器窑改造方面进行了研究,并在拉林水泥厂搞了强化预热的工业性试验。