发明人赵玉洁,何建平,张德明. "Method for the Synthesis of Magnesium sulfate heptahydrate" [P]. 中国发明专利, 专利号 CN 116146254 B, 授权公告日 2017-01-11.
发明人钱学锋,徐明华,马晓峰. "A Process for Preparing High-Purity Magnesium sulfate heptahydrate" [P]. 中国发明专利, 专利号 CN 108702787 B, 授权公告日 2017-08-01.
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