Hydrogenation catalyst and preparation method therefor and use thereof
US-12502654-B2 · Dec 23, 2025 · US
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Zhao Xinqiang patents
Zhao Xinqiang is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Zhao Xinqiang |
| Total patents | 3 |
| First publication | May 23, 2017 |
| Latest publication | Dec 23, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Hydrogenation catalyst and preparation method therefor and use thereof
US-2023211316-A1 · Jul 6, 2023 · US
Process for hydrotreating heavy raw oils
US-9657236-B2 · May 23, 2017 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| China Petroleum & Chem Corp | 3 |
| Sinopec Res Inst Petroleum | 2 |
| Res Inst Petroleum Processing Sinopec | 1 |
| Res Inst Of Pertroleum Proc Sinopec | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01J2235/15 | 3 |
| B01J23/882 | 3 |
| B01J21/04 | 3 |
| B01J23/883 | 3 |
| C10G45/08 | 3 |