Keyuan Sun

2 Patents

• US124797452025

  Method for Treating Polluted Acidic Wastewater from Smelting with Activated Pyrite Concentrate

  KUNMING METALLURGICAL RESEARCH INSTITUTE CO., Ltd.

  0 cites
• US121723482024

  Compression Molding Die for I-shaped Part

  Nanjing Comptech Composites Corp.

  0 cites