发明人马晓峰,徐明华,李文辉. "Method for the Synthesis of Pyridine Sulfur Trioxide" [P]. 中国发明专利, 专利号 CN 117892573 A, 授权公告日 2024-12-03.
发明人张德明,唐晓军,刘建华. "A Process for Preparing High-Purity Pyridine Sulfur Trioxide" [P]. 中国发明专利, 专利号 CN 117583268 B, 授权公告日 2021-03-20.
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