一、引言一九八五年一月,我参加宝钢耐火材料订货考察团访日,参观了一些日本的耐火材料公司(如品川、黑崎、九州、播磨、大光炉材等)和钢铁厂(新日铁的君津、八幡钢铁厂和神户制钢的加古川钢铁厂)。总的印象是由于日本钢铁技术的不断发展,从而促使耐火材料的生产工艺、技术结构以及装备等也有很大的变化和发展,目前各耐火材料生产厂正在配合用户以延长使用寿命、降低消耗、节约 I. INTRODUCTION In January 1985, I visited Baosteel Refractory Ordering Delegation to visit Japan and visited some refractory companies in Japan such as Shinagawa, Kurosaki, Kyushu, (Nippon Steel’s Junjin, Yawata Steel Works and Kobe Steel’s Kakogawa Steel Works). The general impression is that due to the continuous development of Japan’s steel technology, there has also been great changes and developments in the production technology, technical structure and equipment of refractory materials. Currently, refractory manufacturers are cooperating with users to prolong their service life and reduce consumption, saving