Method for recycling building materials
US6439139B1 · kind B1 · utility
14Cited by
16References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 17, 2000 |
| Grant date | Aug 27, 2002 |
| Priority date | — |
| Expiry date | Nov 17, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/10
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method of recycling building materials is described, including the steps of introducing the building material into a cement kiln, and combusting a combustible portion of the building material as a fuel within the kiln. The noncombustible portion of the building material is incorporated into a clinker material within the kiln.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.