Class C05B : PHOSPHATIC FERTILISERS
Subclass 11/06: Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid using nitric acid (nitrophosphates)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12246996 | Recycling reduced-carbon materials | Dec 08, 23 | Mar 11, 25 | THG, LLC |
| 11167989 | Method for recovering phosphorus | Aug 22, 16 | Nov 09, 21 | ZENTRUM FÜR SONNENENERGIE-UND WASSERSTOFF-FORSCHUNG BADEN-WÜRTTEMBERG GEMEINNÜTZIGE STIFTUNG |
| 10392260 | Method of treating phosphate-containing ash from waste-incineration plants by wet-chemical digestion in order to obtain compounds of aluminium, calcium, phosphorus and nitrogen | May 20, 14 | Aug 27, 19 | Remondis Aqua GmbH & Co. KG |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0417,258 | METHOD, PRODUCT AND SYSTEM FOR COGENERATING FERRIC PHOSPHATE THROUGH NITROPHOSPHATE FERTILIZER DEVICE | Jun 13, 23 | Dec 19, 24 | Not available |
| 2023/0322,637 | INTEGRATED PROCESS TO UPGRADE LOW-GRADE CALCAREOUS PHOSPHATE ORE WITH LOW CO2 EMISSIONS AND LOW PHOSPHOGYPSUM WASTE | Apr 25, 22 | Oct 12, 23 | Not available |
| 2021/0147,308 | NOX REMOVAL FROM GASEOUS EFFLUENTS | Apr 05, 19 | May 20, 21 | Not available |
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