Patent certificate

Patents:

1. Hollow symmetrical double cathode solid fuel cell with internal reforming characteristics and its preparation method, 201711090878.9

2. A solid oxide fuel cell stack based on symmetrical double cathode structure 201910475920.1

3. A stack integration method for solid oxide fuel cells based on symmetrical double cathode structure, 201910704714.3

4. An anode sealing method for SOFC cell based on symmetrical double cathode structure, 201910563374.7

5. Electric signal collection method based on symmetrical double cathode solid oxide fuel cell cell cell cell, 20191006752.5

6. A sintering and sealing method based on symmetrical double cathode solid oxide fuel cell cell, 201910563392.5

7. A test method for air tightness of solid oxide fuel cell cells based on symmetrical double cathode structure, 201910476196.4