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    一种管壳式换热器用高精度的对齐制造方法及装置

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    • Title:一种管壳式换热器用高精度的对齐制造方法及装置

    • Type of Patent:Invent

    • Application Number:202111382940.8

    • Number of Inventors:3

    • Service Invention or Not:No

    • Application Date:2021-11-22

    • Publication Date:2022-10-18

    • Authorization Date:2022-10-18

    • Release Time:2022-11-15
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