Hongzhi ZHU

Follow

Person

Qingdao City, Shandong, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Organic-inorganic polymeric water-retaining fertilizer and preparat...
- Patent number 10,544,065
- Issue date Jan 28, 2020
- QINGDAO XINYAODI AGRICULTURAL TECHNOLOGY JOINT-STOCK CO., LTD.
- Yanfang Zhu
- C05 - FERTILISERS MANUFACTURE THEREOF

Patents Applicationslast 30 patents

Information Patent Application
ORGANIC-INORGANIC POLYMERIC WATER-RETAINING FERTILIZER AND PREPARAT...
- Publication number 20180354869
- Publication date Dec 13, 2018
- Yanfang ZHU
- C05 - FERTILISERS MANUFACTURE THEREOF