TREA

Huanrong Yu

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  • Nanchang, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of washing anode slime from lead-bismuth alloy electrolysis
    • Patent number 9,051,624
    • Issue date Jun 9, 2015
    • Jiangxi Rare Earth and Rare Metals Tungsten Group Holding Co., Ltd.
    • Guorong Lin
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for producing basic lead carbonate
    • Patent number 8,568,670
    • Issue date Oct 29, 2013
    • Jiangxi Rare Earth and Rare Metals Tungsten Group Holding Co., Ltd.
    • Guorong Lin
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents