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稠油井用水套炉自动控温阀

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First Author:yangdazhi

Disigner of the Invention:刘文革,韩晓东,栾金昶,Wenlong Zhou,陈彦灵

Affilication of Author(s):材料科学与工程学院

Application Number:CN2163867

Authorization number:CN93217880.4

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