Method of blasting concrete
US4292351A · kind A · utility
7Cited by
11References
19Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Apr 20, 1979 |
| Grant date | Sep 29, 1981 |
| Priority date | — |
| Expiry date | Apr 20, 1999 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB28C5/003
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A slurry shaped freshly mixed fluid compound such as paste or mortar and coarse or fine aggregate are conveyed under pressure through discrete conduits and then mixed together substantially immediately before blasting. The mixture is blasted through a nozzle against a body to be covered with concrete.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.