Grinding aid composition and cement product
US5429675A · kind A · utility
27Cited by
10References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 22, 1994 |
| Grant date | Jul 4, 1995 |
| Priority date | — |
| Expiry date | Aug 22, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/10
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A grinding aid composition suitable for grinding clinker into hydraulic cement powder, an improved grinding process and an improved cement product are disclosed. The grinding aid composition is composed of a mixture of at least one alkylene ether glycol and particulate carbon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.