Ke Zhong

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Bio-asphalt, bio-asphalt composition and method for preparing them
- Patent number 9,752,098
- Issue date Sep 5, 2017
- Research Institute of Highway, Ministry of Transportation
- Dongwei Cao
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
BIO-ASPHALT, BIO-ASPHALT COMPOSITION AND METHOD FOR PREPARING THEM
- Publication number 20160194580
- Publication date Jul 7, 2016
- Research Institute of High way, Ministry of transportation
- Dongwei Cao
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...