ZHEJIANG HENGLAN SCIENCE & TECHNOLOGY CO., LTD.
Patent Applications and Registrations
Patent applications and USPTO patent grants for ZHEJIANG HENGLAN SCIENCE & TECHNOLOGY CO., LTD..The latest application filed is for "refining process and refining system of caprolactam".
- ZHEJIANG HENGLAN SCIENCE & TECHNOLOGY CO., LTD. - Hangzhou CN
| Patent | Date |
|---|---|
| Refining Process And Refining System Of Caprolactam App 20220089545 - Cheng; Shibiao ; et al. | 2022-03-24 |
| Preparation Method Of Caprolactam App 20220064124 - CHENG; Shibiao ; et al. | 2022-03-03 |
| Mfi Topological Structure Silicon Molecular Sieve, Preparation Method Thereof And Catalyst Containing The Same App 20220001364 - CHENG; Shibiao ; et al. | 2022-01-06 |
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