| Original language | English |
|---|---|
| Patent number | CN 110073054 B |
| IPC | D06P 5/15 |
| Priority date | 3/10/17 |
| Filing date | 30/07/19 |
| Publication status | Published - 30 May 2023 |
| Externally published | Yes |
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Research output: Patent
| Original language | English |
|---|---|
| Patent number | CN 110073054 B |
| IPC | D06P 5/15 |
| Priority date | 3/10/17 |
| Filing date | 30/07/19 |
| Publication status | Published - 30 May 2023 |
| Externally published | Yes |