Method for leaching separation of mixed rare earth concentrate
US-2026062770-A1 · Mar 5, 2026 · US
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Li Yanjun patents
Li Yanjun is listed as an inventor on 68 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Li Yanjun |
| Total patents | 68 |
| First publication | Feb 2, 2017 |
| Latest publication | Mar 5, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Test-bed for pump as turbine transition process based on digital twinning
US-12540595-B2 · Feb 3, 2026 · US
Test-Bed for Pump as Turbine Transition Process Based on Digital Twinning
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Method for matching guide vane and outlet passage of low-lift pump station
US-2025284869-A1 · Sep 11, 2025 · US
Method for quickly determining position of signal mouthpiece of spraying equipment
US-2025065353-A1 · Feb 27, 2025 · US
Mixed rare earth concentrate mineral and suspended mineral phase transformation-clean leaching system and method thereof
US-12195826-B2 · Jan 14, 2025 · US
Suspension roasting system and method for industrial processing of iron and manganese ores
US-12139774-B2 · Nov 12, 2024 · US
Regulator circuit
US-12113428-B2 · Oct 8, 2024 · US
Suspension roasting system and method for industrial processing of iron and manganese ores
US-2024327946-A1 · Oct 3, 2024 · US
Mixed rare earth concentrate mineral and suspended mineral phase transformation-clean leaching system and use method thereof
US-2024279773-A1 · Aug 22, 2024 · US
Recent patents
Latest publications not already listed above.
Regulator circuit
US-2024275260-A1 · Aug 15, 2024 · US
Composite structure
US-11919273-B2 · Mar 5, 2024 · US
Double-layer coiled tubing double-gradient drilling system
US-11773653-B2 · Oct 3, 2023 · US
Solid fluidization tubular separator for marine natural gas hydrate
US-11746640-B2 · Sep 5, 2023 · US
Syringa pubescens microphylla seed extract composition and its application in antibiotic-resistant infections
US-11712457-B2 · Aug 1, 2023 · US
Paper winding machine
US-11702307-B2 · Jul 18, 2023 · US
Six-dimensional force sensor with high sensitivity and low inter-dimensional coupling
US-11650117-B2 · May 16, 2023 · US
Double-layer coiled tubing double-gradient drilling system
US-2023085283-A1 · Mar 16, 2023 · US
Pleuromulin lipoic acid ester with antibacterial activity and a method of preparing the same
US-11597714-B2 · Mar 7, 2023 · US
Composite Structure
US-2022355576-A1 · Nov 10, 2022 · US
Solid fluidization tubular separator for marine natural gas hydrate
US-2022349292-A1 · Nov 3, 2022 · US
Pump machine unit optimized operation regulation system and method based on digital twin
US-11423200-B2 · Aug 23, 2022 · US
Paper winding machine
US-2022219927-A1 · Jul 14, 2022 · US
Composite structure
US-11383491-B2 · Jul 12, 2022 · US
Pleuromulin lipoic acid ester with antibacterial activity and a method of preparing the same
US-2022194918-A1 · Jun 23, 2022 · US
Individual axis driven three stage counter rotating axial flow pump
US-11346357-B2 · May 31, 2022 · US
Pump machine unit optimized operation regulation system and method based on digital twin
US-2022164502-A1 · May 26, 2022 · US
Syringa pubescens seed extract, its preparation and application in antibiotic-resistant infections
US-2022160805-A1 · May 26, 2022 · US
Method of preparing hydroxytyrosol cinnamic acid ester with antioxidant and antibacterial activities
US-2022089518-A1 · Mar 24, 2022 · US
High-voltage electric pulse device for crushing pretreatment of ores
US-11278911-B2 · Mar 22, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Liang Chengyuan | 10 |
| Li Yanjun | 10 |
| Univ Shaanxi Science & Tech | 10 |
| Univ Northeastern | 9 |
| Yang Dan | 9 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C09K8/12 | 6 |
| E21B41/0099 | 6 |
| C08K7/14 | 5 |
| G06F30/17 | 5 |
| C22B1/02 | 5 |