Niu; Chunge
Patent Applications and Registrations
Patent applications and USPTO patent grants for Niu; Chunge.The latest application filed is for "a multi-branched mannich base corrosion inhibitor and preparation method thereof".
- Niu; Chunge - Beijing CN
- Niu; Chunge - Xinjiang CN
| Patent | Date |
|---|---|
| Multi-branched mannich base corrosion inhibitor and preparation method thereof Grant 9,493,399 - Ma , et al. November 15, 2 | 2016-11-15 |
| Mannich-base inhibitor for decalcification, preparation method and application thereof Grant 9,399,735 - Ma , et al. July 26, 2 | 2016-07-26 |
| A Multi-branched Mannich Base Corrosion Inhibitor And Preparation Method Thereof App 20140296575 - Ma; Ling ; et al. | 2014-10-02 |
| Mannich-base Inhibitor For Decalcification, Preparation Method And Application Thereof App 20130256602 - Ma; Ling ; et al. | 2013-10-03 |
| Recycling process for demetalization of hydrocarbon oil Grant 7,455,763 - Luo , et al. November 25, 2 | 2008-11-25 |
| Recycling process for demetalization of hydrocarbon oil App 20080237091 - Luo; Lailong ; et al. | 2008-10-02 |
| Recycling process for demetalization of hydrocarbon oil App 20070062849 - Luo; Lailong ; et al. | 2007-03-22 |
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