Dengfeng Li

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Induction heating system and method for silicon steel core with sel...
- Patent number 11,968,766
- Issue date Apr 23, 2024
- Baoshan Iron & Steel Co. LTD
- Xiaoli Jin
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Chromium-free insulation coating material for non-oriented silicon...
- Patent number 9,334,405
- Issue date May 10, 2016
- Baoshan Iron & Steel Co., Ltd.
- Yunpeng Xu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
ENVIRONMENTALLY FRIENDLY INSULATING COATING WITH MILD BONDING PROPE...
- Publication number 20250002730
- Publication date Jan 2, 2025
- Baoshan Iron & Steel Co., Ltd
- Dengfeng Li
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INDUCTION HEATING SYSTEM AND METHOD FOR SILICON STEEL CORE WITH SEL...
- Publication number 20210227646
- Publication date Jul 22, 2021
- Baoshan Iron & Steel Co., Ltd
- Xiaoli JIN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ANNUALING SEPARATION AGENT FOR PRODUCING GRAIN-ORIENTED SILICON STE...
- Publication number 20130292005
- Publication date Nov 7, 2013
- Zipeng Zhao
- C21 - METALLURGY OF IRON
Information Patent Application
Chromium-Free Insulation Coating Material for Non-Oriented Silicon...
- Publication number 20130203896
- Publication date Aug 8, 2013
- Yunpeng Xu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...