Oil slurry filter, oil slurry filter unit and oil slurry filter system containing the same, and oil slurry filtering process
US-12226725-B2 · Feb 18, 2025 · US
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Liu Fa patents
Liu Fa is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Liu Fa |
| Total patents | 2 |
| First publication | May 19, 2022 |
| Latest publication | Feb 18, 2025 |
Notable patents
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Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| China Petroleum & Chem Corp | 2 |
| Sinopec Res Inst Petroleum | 2 |
| Sun Central Shanghai Marketing And Service Co Ltd | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01D2239/1208 | 2 |
| B01D2239/0613 | 2 |
| B01D2239/0208 | 2 |
| B01D2201/18 | 2 |
| B01D39/1623 | 2 |