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Patented Invention

Num

Patent name

Patentee

Patent number

Authorization date

1

Invention patent of adjustable farmland automatic drainage valve

Zhang Zhiliang

ZL201410826591.8

201604

2

A rural decentralized domestic sewage treatment system and method

Deng Yu

ZL201410286799.5

201608

3

A rural decentralized domestic sewage treatment device and method

Ni Fuquan

ZL201410286811.2

201701

4

An automatic protection dripper device

Zhang Zhiliang

ZL104303958B

201706

5

Measurement method of sediment wear rate in mountainous rivers

Qi Lijian

ZL201510818251.5

201712

6

A method for extracting low gluten rice component protein

Li Jian

ZL201910436168.X

202106