Patents by Inventor Zhenguo NIU

Zhenguo NIU 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).

  • SUPERHEATED VAPOR PRE-DRYING SYSTEMS FOR LIGNITE AND METHODS FOR DRYING LIGNITE
    Publication number: 20110265342
    Abstract: A pre-drying system for lignite, including an inner heating fluid bed dryer including at least one built-in heat exchanger, a feeding device, a second discharging valve, and at least one stage of dust collecting device. The built-in heat exchanger is connected to saturated vapor, and to a condensate system. A fluid bed of the inner heating fluid bed dryer is connected to superheated vapor. Exhaust vapor of the inner heating fluid bed dryer is processed by the dust collecting device, and then a part thereof returns to the fluid bed, and another part thereof is evacuated.
    Type: Application
    Filed: July 11, 2011
    Publication date: November 3, 2011
    Applicant: SHANDONG TIANLI DRYING EQUIPMENT CO., LTD.
    Inventors: Yongchun SHI, Bin JIANG, Long HUANG, Sheng LI, Xianhua DONG, Gang DOU, Shuai MIAO, Lei ZHANG, Guangrun WANG, Zhenguo NIU