Method for producing solid urea by granulation
US12403436B2 · kind B2 · utility
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2Claims
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Key dates
| Filing date | Nov 15, 2021 |
| Grant date | Sep 2, 2025 |
| Priority date | — |
| Expiry date | Nov 15, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C273/16
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Method for producing solid urea by granulation, wherein the granulation is fed with liquid urea having a purity greater than 98% by weight and not containing formaldehyde.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.