Method of manufacturing granular detergents
US3950275A · kind A · utility
18Cited by
7References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 1973 |
| Grant date | Apr 13, 1976 |
| Priority date | — |
| Expiry date | Aug 14, 1993 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/0039
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method of manufacturing a granular detergent by spray drying a slurry of cleaning materials, which comprises: wetting the surfaces of the granules of detergent formed by spray drying; coating the thus wetted surfaces with 0.02 - 4 parts by weight of powdery builders per 1 part by weight of the granules of detergent; and drying it thereafter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.