Inventor

ZHAO YUNCHUAN

CN2 patents

Patents

2 patents

US9961934B2May 8, 2018

Method for threshing and pneumatic separation of tobacco leaves

HONGTA TOBACCO GROUP CO LTD0 citations27

US9764362B2Sep 19, 2017

Air-pressure-type dual-bin air-powered separator

HONGTA TOBACCO GROUP CO LTD0 citations24