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Patents Grantslast 30 patents

Information Patent Grant
Method for controlling amount of silicon added to ductile cast iron...
- Patent number 11,946,120
- Issue date Apr 2, 2024
- TIANRUN INDUSTRY TECHNOLOGY CO., LTD.
- Jianchen Cong
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for connecting rod
- Patent number 11,306,767
- Issue date Apr 19, 2022
- Tianrun Industry Technology Co., Ltd.
- Jianchen Cong
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR INCREASING WEAR RESISTANCE OF SURFACE OF CRANKSHAFT USIN...
- Publication number 20240167165
- Publication date May 23, 2024
- Shandong University of Technology
- Jun SUN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD FOR INCREASING THE QUALITY OF GRAPHITE BALLS
- Publication number 20240035126
- Publication date Feb 1, 2024
- Shandong University of Technology
- Jianchen Cong
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR CONTROLLING AMOUNT OF SILICON ADDED TO DUCTILE CAST IRON...
- Publication number 20220325390
- Publication date Oct 13, 2022
- TIANRUN INDUSTRY TECHNOLOGY CO., LTD.
- Jianchen CONG
- C21 - METALLURGY OF IRON
Information Patent Application
DESIGN METHOD FOR CONNECTING ROD
- Publication number 20210003168
- Publication date Jan 7, 2021
- TIANRUN CRANKSHAFT CO., LTD.
- Jianchen CONG
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...