Method for preparing coal or caking additive and method for producing coke
US-12565619-B2 · Mar 3, 2026 · US
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Igawa Daisuke patents
Igawa Daisuke is listed as an inventor on 16 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Igawa Daisuke |
| Total patents | 16 |
| First publication | May 26, 2022 |
| Latest publication | Mar 3, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Non-fired pellets for reduction and method for producing same
US-2026043102-A1 · Feb 12, 2026 · US
Fired pellets for reduction and method for producing same
US-2026028688-A1 · Jan 29, 2026 · US
Method of producing coal blend and method of producing coke
US-12134736-B2 · Nov 5, 2024 · US
Method of estimating surface tension of coal inert material, method of estimating surface tension of coal, and method of producing coke
US-12110457-B2 · Oct 8, 2024 · US
Agglomerated ore assessing method and agglomerated ore
US-2024287631-A1 · Aug 29, 2024 · US
Ore crushing method and pellet production method
US-2024271245-A1 · Aug 15, 2024 · US
Method for evaluating coal, method for preparing coal blend, and method for producing coke
US-12061140-B2 · Aug 13, 2024 · US
Method of estimating surface tension of coal and method of producing coke
US-12037546-B2 · Jul 16, 2024 · US
Method for preparing coal or caking additive and method for producing coke
US-2023323211-A1 · Oct 12, 2023 · US
Recent patents
Latest publications not already listed above.
Method for evaluating thermoplasticity of coal or caking additive
US-2023296486-A1 · Sep 21, 2023 · US
Method of producing coal blend and method of producing coke
US-2023051325-A1 · Feb 16, 2023 · US
Method of estimating surface tension of coal and method of producing coke
US-2022389326-A1 · Dec 8, 2022 · US
Method of estimating surface tension of coal inert material, method of estimating surface tension of coal, and method of producing coke
US-2022290054-A1 · Sep 15, 2022 · US
Method for evaluating coal, method for preparing coal blend, and method for producing coke
US-2022170835-A1 · Jun 2, 2022 · US
Method of evaluating coal, methods of preparing coal blend, and method of producing coke
US-2022163501-A1 · May 26, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Jfe Steel Corp | 16 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C10B57/04 | 11 |
| G01N33/222 | 8 |
| C10B45/00 | 6 |
| G01N33/22 | 6 |
| G01N13/00 | 5 |