Fertilizer coating method
US11180429B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 4, 2019 |
| Grant date | Nov 23, 2021 |
| Priority date | — |
| Expiry date | Jun 4, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05D3/108
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed is a method of coating fertilizer particles with a coating, the method comprising providing fertilizer particles in a coating unit, one or more steps of applying a coating layer by applying one or more coating components to the fertilizer particles in the coating unit, and at least, partially curing or hardening the coating layer, wherein said curing or hardening involves a chemical reaction of said one or more coating components, discharging the coated fertilizer particles from the coating unit, optionally after a final cure or hardening step, wherein the coating unit comprises a stationary frame and at least two movable elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.