Patent · US Active

Grinding method and grinding medium

US11572658B2 · kind B2 · utility

0Cited by
4References
41Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 16, 2020
Grant dateFeb 7, 2023
Priority date
Expiry dateSep 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.