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ANTHRAPYRIDONE SULFONIC ACID COMPOUNDS AND THEIR PREPARATION METHODS AND APPLICATIONS

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First Author:Peng Xiaojun

Disigner of the Invention:刘涛,吴金河,zhangrong,王静月,王风,李少磊,张剑洲,Zhengru,Yang

Authorization Date:2012-11-09

Authorization number:US 8968453 B2

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