Method for fixing blast/cleaning waste
US5439527A · kind A · utility
2Cited by
23References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 1993 |
| Grant date | Aug 8, 1995 |
| Priority date | — |
| Expiry date | Nov 4, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method for blast cleaning metal and fixing the hazardous waste generated by blast cleaning. An abrasive cement in a sufficient amount is combined with the blast cleaning process, thereby reducing the leachability of the heavy metals and producing non-hazardous abrasive waste.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.