Hello, I am very happy to answer your question: According to the patent number you provided, the query result is "Telescopic method and application of the belt frame of the marine endless belt conveyor and the belt retraction device and the conveyor". The inventor is: Inventor (designer):? Guo Shuren? Xu Suqi? Zhang Sixheng? Wu Yinghua? Wang Qingming? Meng Yanghui? Yang Guangming? This patent is still in the public review stage. The following is the basis for inquiry: ?Hope to adopt