Wei Leng

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Shanghai Yang Pu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pipeline with heat-storing properties
- Patent number 9,890,895
- Issue date Feb 13, 2018
- BASF SE
- Daniel Freidank
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
PIPELINE WITH HEAT-STORING PROPERTIES
- Publication number 20140093668
- Publication date Apr 3, 2014
- BASF SE
- Daniel FREIDANK
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...