Yanjun Zhang

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Thermoset modified additive for asphalt mixture, preparation method...
- Patent number 10,030,146
- Issue date Jul 24, 2018
- Research Institute of Highway Ministry of Transport
- Dongwei Cao
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Waterborn polymer-modified emulsified asphalt mixture and process f...
- Patent number 9,982,136
- Issue date May 29, 2018
- Research Institute of Highway Ministry of Transport
- Dongwei Cao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLYURETHANE, MODIFIED ASPHALT AND MIXTURE MATERIAL CONTAINING SAME...
- Publication number 20180312437
- Publication date Nov 1, 2018
- RESEARCH INSTITUTE OF HIGHWAY MINISTRY OF TRANSPORT
- Dongwei CAO
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
THERMOSET MODIFIED ADDITIVE FOR ASPHALT MIXTURE, PREPARATION METHOD...
- Publication number 20160297968
- Publication date Oct 13, 2016
- RESEARCH INSTITUTE OF HIGHWAY MINISTRY OF TRANSPORT
- Dongwei CAO
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
WATERBORN POLYMER-MODIFIED EMULSIFIED ASPHALT MIXTURE AND PROCESS F...
- Publication number 20160185966
- Publication date Jun 30, 2016
- RESEARCH INSTITUTE OF HIGHWAY MINISTRY OF TRANSPORT
- Dongwei Cao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...