Composition and method for improving the production of petroleum hydrocarbons
US-2025297154-A1 · Sep 25, 2025 · US
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Zhou Nancy patents
Zhou Nancy is listed as an inventor on 9 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Zhou Nancy |
| Total patents | 9 |
| First publication | Mar 17, 2022 |
| Latest publication | Sep 25, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Composition and method for improving the production of petroleum hydrocarbons
US-12325824-B2 · Jun 10, 2025 · US
Delayed gelation polymer system for high temperature and high salinity applications
US-12049588-B2 · Jul 30, 2024 · US
Composition and Method for Improving the Production of Petroleum Hydrocarbons
US-2024228862-A1 · Jul 11, 2024 · US
Composition and method for improving the production of petroleum hydrocarbons
US-11851612-B2 · Dec 26, 2023 · US
Delayed Gelation Polymer System For High Temperature and High Salinity Applications
US-2023265335-A1 · Aug 24, 2023 · US
Composition and Method for Improving the Production of Petroleum Hydrocarbons
US-2023069858-A1 · Mar 9, 2023 · US
Composition and method for improving the production of petroleum hydrocarbons
US-11499091-B2 · Nov 15, 2022 · US
Composition and Method for Improving the Production of Petroleum Hydrocarbons
US-2022081609-A1 · Mar 17, 2022 · 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 |
|---|---|
| Cnpc Usa Corp | 9 |
| Beijing Huamei Inc | 9 |
| China Nat Petroleum Corp | 6 |
Top CPC classifications
Most common classification codes across this inventor's patents.