大型离心风机用叶轮盖盘的板材翻边镦粗弯曲热锻工艺
Release Time:2025-04-30
Hits:
- Title:
- 大型离心风机用叶轮盖盘的板材翻边镦粗弯曲热锻工艺
- Type of Patent:
- Invent
- Application Number:
- CN201210207997.9
- Service Invention or Not:
- No
- Application Date:
- 2012-06-22
- Date:
- 2025-04-30
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