Mineral wool plant substrate
US6183531A · kind A · utility
5Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 1998 |
| Grant date | Feb 6, 2001 |
| Priority date | — |
| Expiry date | Sep 25, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01G24/44
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Mineral wool plant substrate formed of a coherent matrix of mineral wool having 99.9 to 75 wt % mineral wool and 0.1 to 25 wt % of an organic substance. Clay may be included in the matrix. The matrix may be in the form of a pellet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.