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Patent applications and USPTO patent grants for Shi; Yinggang.The latest application filed is for "device for forming bimetal composite pipe by spinning semisolid metal powder on outer wall of steel pipe".
Patent | Date |
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Inner cavity near-net-shaping device for micro cast-rolling additive manufacturing of large-scale special-shaped pipe Grant 11,440,254 - Song , et al. September 13, 2 | 2022-09-13 |
Device for Forming Bimetal Composite Pipe by Spinning Semisolid Metal Powder on Outer Wall of Steel Pipe App 20220062991 - Song; Jianfeng ;   et al. | 2022-03-03 |
Wall-thickness Additive Manufacturing Device For Micro Cast-rolling Additive Manufacturing Of Large-scale Special-shaped Pipe App 20210205929 - SONG; Jianfeng ;   et al. | 2021-07-08 |
Inner Cavity Near-net-shaping Device For Micro Cast-rolling Additive Manufacturing Of Large-scale Special-shaped Pipe App 20210197460 - SONG; Jianfeng ;   et al. | 2021-07-01 |
Micro-casting and Rolling Additive Manufacture for Large Special-shaped Pipes App 20210197458 - SONG; Jianfeng ;   et al. | 2021-07-01 |
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