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Patent applications and USPTO patent grants for Chai; Shuxin.The latest application filed is for "method for vacuum smelting and variable pressure solidification forming aluminum alloy piece with ultra-thin wall and high gas tightness".
Patent | Date |
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Plaster casting mold fabrication method for a complicated structure aluminum alloy casting with a large inner cavity and a thin wall Grant 10,946,439 - Chen , et al. March 16, 2 | 2021-03-16 |
Method for vacuum smelting and variable pressure solidification forming aluminum alloy piece with ultra-thin wall and high gas tightness Grant 10,913,111 - Chen , et al. February 9, 2 | 2021-02-09 |
Plaster Casting Mold Fabrication Method For A Complicated Structure Aluminum Alloy Casting With A Large Inner Cavity And A Thin Wall App 20200324334 - Chen; Qiang ;   et al. | 2020-10-15 |
Method For Vacuum Smelting And Variable Pressure Solidification Forming Aluminum Alloy Piece With Ultra-thin Wall And High Gas Tightness App 20200324335 - Chen; Qiang ;   et al. | 2020-10-15 |
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