Grinding method and grinding medium
US11572658B2 · kind B2 · utility
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4References
41Claims
0Family size
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Key dates
| Filing date | Jan 16, 2020 |
| Grant date | Feb 7, 2023 |
| Priority date | — |
| Expiry date | Sep 17, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2235/3229
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method for manufacturing microfibrillated cellulose, a particulate grinding medium suitable for use in said method, a material which wears rough, and a method for making said particulate grinding medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.