Patent · US Active

Composite fertiliser systems

US11999665B2 · kind B2 · utility

0Cited by
2References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 7, 2021
Grant dateJun 4, 2024
Priority date
Expiry dateDec 29, 2041

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC05G5/30
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A fertiliser pellet comprising: a first region of a nitrogen-providing fertiliser composition; and a second region adhered to the exterior of the first region, the second region comprising a fertiliser composition capable of providing (a) two or more alkali metal and/or alkaline earth metal nutrients and (b) sulphur.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.