Qihao Zhang

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Ningbo, CN

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Patents Applicationslast 30 patents

Information Patent Application
SEALING RING FOR PRESS-FITTING CONNECTION STRUCTURE
- Publication number 20240344610
- Publication date Oct 17, 2024
- NINGBO PUREY FLOW TECHNOLOGY CO., LTD.
- Qihao Zhang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PRESS-FITTING CONNECTION STRUCTURE FOR PIPELINE AND REFRIGERATION D...
- Publication number 20240337336
- Publication date Oct 10, 2024
- NINGBO PUREY FLOW TECHNOLOGY CO., LTD.
- Qihao Zhang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...