Patents by Inventor CongDao WANG

CongDao WANG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220411907
    Abstract: The present disclosure discloses a 690 MPa high-strength medium-manganese steel with low yield ratio and medium thickness and a manufacture method thereof, which relates to the technical field of steel smelting. The 690 MPa high-strength medium-manganese steel with low yield ratio and medium thickness is composed of the following chemical composition in mass percentage: C: 0.05%-0.10%, Mn: 4.1%-4.7%, Si: 0.15%-0.4%, P?0.010%, S?0.003%, Ti: 0.01%-0.05%, Ni+Cr+Mo?0.6%, and the balance of Fe and unavoidable impurities. The steel plate manufactured meets the safety performance and construction cost requirements of the construction machinery on the ultra-high-strength steel in complex environments.
    Type: Application
    Filed: March 23, 2020
    Publication date: December 29, 2022
    Applicant: NANJING IRON & STEEL CO., LTD.
    Inventors: DongMing DUAN, Chao SUN, YanTang CHEN, YuWe ZHOU, CongDao WANG, Ming LI