Hongwei CHEN

Follow

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Method and device for treatment of saline-alkali land
- Patent number 9,486,844
- Issue date Nov 8, 2016
- Beijing Nano Hi-Tech Material Co., Ltd.
- Zhijiang Guo
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND DEVICE FOR TREATMENT OF SALINE-ALKALI LAND
- Publication number 20150056021
- Publication date Feb 26, 2015
- BEIJING NANO HI-TECH MATERIAL CO., LTD.
- Zhijiang GUO
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL