Rice hull ash
US5360633A · kind A · utility
13Cited by
4References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 14, 1993 |
| Grant date | Nov 1, 1994 |
| Priority date | — |
| Expiry date | Jan 14, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2991
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The amount of small airborne particles of rice hull ash is minimized by treating the particles with a coating of vegetable oil and/or glyceride in and on the surface of the particles without filling the porous spaces within the rice hull ash particles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.