第四届全国渗金属渗硼学术讨论会于1992年9月7日～10日在秦皇岛市北戴河举行,参加会议的有来自全国各地的68名代表。会议收到论文46篇。四川大足渗铝厂、无锡湖光电炉厂,洛阳关林热处理材料厂等厂家在会上介绍了他们的有关产品。 大会宣读论文14篇,其中有山东工业大学孙希泰教授作的“我国固体渗硼的研究开 The 4th National Seminar on Permeable Metal Boronizing was held in Beidaihe, Qinhuangdao City from September 7 to September 10, 1992. There were 68 representatives from all over the country. Meeting received 46 papers. Dazu aluminous plant in Sichuan, Wuxi Lake furnace plant, Luoyang Guanlin heat treatment materials factory and other manufacturers at the meeting introduced their products. The conference read 14 papers, including Professor Sun Xitai of Shandong University of Technology, "the study of solid boronizing open