Process for making cast articles having a fractured surface
US4089924A · kind A · utility
0Cited by
2References
16Claims
0Family size
Inventor
Key dates
| Filing date | Jun 28, 1976 |
| Grant date | May 16, 1978 |
| Priority date | — |
| Expiry date | Jun 28, 1996 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B2002/026
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Disclosed herein is a process for making structural members of concrete or the like having a fractured or fracture-like surface wherein expansive agents are employed to break intra-concrete bonds along the desired fractured surface to create a fracture stratum in the member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.