National invention patent:
1. Name of invention: Method for in-situ measurement of source material quality in source furnace, inventor: Gong Qian, Wang Hailong, invention patent number: ZL 2008 1 0035437.3, Authorization announcement date: September 29, 2010
2. Name of the invention: Method for measuring the corresponding thermocouple temperature when the source material is melted in the beam source furnace. Inventor: Gong Qian, Wang Hailong, Xu Haihua, Patent number: ZL 2008 1 0035446.2, authorization announcement date: November 17, 2010