Intellectual property right
R & D Center

Serial number 

Patent name

Serial number 

Patent name 

1 

Quasi spherical cathode material for lithium ion battery and preparation method thereof

17 

A screen for screen device

2 

Negative electrode material for lithium ion secondary battery and preparation method thereof

18 

Vibrating screen with ultrasonic device

3 

Negative electrode active material for lithium ion two secondary battery and negative electrode

19 

Vacuum pumping device

4 

Silicon carbon composite material for lithium ion battery and preparation method thereof

20 

Graphite ball type device for crushing machine

5 

Anode composition of lead carbon battery and lead carbon battery produced by the same

21 

Glove box removing impurity removing device

6 

Composite lithium ion battery cathode material

22 

Device for preventing graphite anode oxidation

7 

Composite negative electrode material for lithium ion battery and preparation method thereof

23 

Crusher with speed regulating function

8 

A mill tail dust treatment device of Raymond Mill

24 

Screening and grading feeding system

9 

Protective circuit device for tunnel kiln

25 

Vibrating device for packaging lithium ion negative electrode material 

10 

Air exhausting pipe for preventing air current from countercurrent

26 

Silicon carbon composite material for lithium ion battery and preparation method thereof

11 

Crushing device with a plurality of crushing mills

27 

Silicon composite material of lithium ion battery and preparation method thereof

12 

Magnetic separation iron removing device

28 

Tin carbon composite negative pole material and preparation method thereof

13 

A button battery pad shrapnel

29 

Method for preparing tin carbon composite negative pole material

14 

Glove box with liquid injection function

30 

Negative electrode material of two time granulation lithium ion battery and preparation method thereof

15 

17 tunnel kiln 

31 

Graphite negative electrode material for power lithium ion battery and preparation method thereof

16 

Glove box with function of infiltrating liquid of lithium ion battery

32 

Graphite negative electrode material for lithium ion battery and preparation method thereof