Company: CNEY
Filing Date: 2025-10-29
Form Type: F-1/A
Source: 0001477932-25-007791
Chunk: 120

Company: CN ENERGY GROUP. INC.
Filing Date: 2025-10-29
Form: F-1/A
Chunk 120
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 November 23, 2018  |     | January 21, 2028   |     | 201820098769.5 |
| 4   |     | An activation boiling furnace for producing activated carbon                           |     | Zhejiang CN Energy |     | Utility Model |     | February 12, 2019  |     | April 27, 2028     |     | 201820630290.1 |
| 5   |     | A vacuum melting furnace                                                               |     | Zhejiang CN Energy |     | Utility Model |     | November 05, 2019  |     | November 26, 2028  |     | 201821964716.3 |
| 6   |     | A system and methods for drying and processing of activated carbon                     |     | Zhejiang CN Energy |     | Invention     |     | September 25, 2020 |     | September 19, 2038 |     | 201811099264.1 |
| 7   |     | Equipment for internal combustion autothermal moving bed distillation carbonization    |     | Zhejiang CN Energy |     | Utility Model |     | August 7, 2020     |     | September 22, 2029 |     | 201921583018.3 |
| 8   |     | An activated carbon grinder                                                            |     | Zhejiang CN Energy |     | Utility Model |     | July 24, 2020      |     | September 22, 2029 |     | 201921583029.1 |

| 9  
 10 |     | A safety activated carbon production gasification furnace with explosion-proof structure                           
 A feeder convenient to install for the production of chemical decolorizing activated carbon                        |     | Zhejiang CN Energy 
 Zhejiang CN Energy |     | Utility Model 
 Utility Model |     | June 8, 2021   
 June 8, 2021   |     | October 18, 2030 
 October 18, 2030 |     |  202022320184.3 
  202022320202.8 |
|:---|:----|:-------------------------------------------------------------------------------------------------------------------|:----|:-------------------|:----|:--------------|:----|:---------------|:----|:-----------------|:----|----------------:|
| 11 |     | A drying device with dehumidification