Non-aqueous patching mix and method
US5324352A · kind A · utility
7Cited by
5References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 9, 1991 |
| Grant date | Jun 28, 1994 |
| Priority date | — |
| Expiry date | Sep 9, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2235/3205
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A non-aqueous refractory maintenance mix made from 100% deadburned magnesite or other basic aggregate plus additions of coal tar pitch and a paraffin distillate oil. This mix is especially useful for the repair and maintenance of BOF, EAF, EBT, and OBT tapholes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.