Zhenhai Petrochemical Jianan Engineering Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhenhai Petrochemical Jianan Engineering Co., Ltd..The latest application filed is for "depolymerization system having coil-wound heat exchanger".
- Zhenhai Petrochemical Jianan Engineering Co., Ltd. - Ningbo CN
- ZHENHAI PETROCHEMICAL JIANAN ENGINEERING CO., LTD - Ningbo, Zhejiang CN
- ZHENHAI PETROCHEMICAL JIANAN ENGINEERING CO.,LTD - Ningbo CN
| Patent | Date |
|---|---|
| Depolymerization System Having Coil-Wound Heat Exchanger App 20220280905 - Tao; Jiang ; et al. | 2022-09-08 |
| Heat Exchanger Structure App 20190195566 - Zhang; Xian'an ; et al. | 2019-06-27 |
| Heat exchanger Grant 9,841,240 - Zhang , et al. December 12, 2 | 2017-12-12 |
| Heat Exchanger App 20150198373 - Zhang; Xian'an ; et al. | 2015-07-16 |
| Cooler for Feed Gas Of Low-Temperature Methanol Washing App 20130206366 - Zhang; Xian'an ; et al. | 2013-08-15 |
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