Patent · US Expired

Compositions for stimulating plant growth; their preparation and usage

US5451240A · kind A · utility

19Cited by
13References
18Claims
0Family size

Inventor

Key dates

Filing dateNov 19, 1991
Grant dateSep 19, 1995
Priority date
Expiry dateNov 19, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S71/903
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A process for the preparation of compositions for stimulating plant growth whereby coal ash is fused with a humic acid-bearing ore, and more particularly fusing fly ash with leonardite ore; compositions produced by such a process; and methods for use thereof for stimulating plant growth.

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