Concrete mixes
US4398960A · kind A · utility
18Cited by
5References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 4, 1982 |
| Grant date | Aug 16, 1983 |
| Priority date | — |
| Expiry date | Jan 4, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B20/0076
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A concrete mix which comprises solids in the amount of: PA1 (a) 5-25% by weight of a calcareous cementitious binder; PA1 (b) 50-70% by weight of a coarse aggregate having a particle size in a range of about 3/8" to larger than 30 mesh, and PA1 (c) 25-35% by weight of a fine aggregate having a particle size in a range of about 100-pan mesh, and water, said mix being substantially free of aggregate having a particle size in the range of 30-50 mesh.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.