Patent · US Expired

Method for producing aqueous suspensions of mineral fillers, the thus obtained aqueous suspensions of mineral fillers and the use thereof

US8372293B2 · kind B2 · utility

0Cited by
8References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 16, 2003
Grant dateFeb 12, 2013
Priority date
Expiry dateJul 16, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01P2006/22
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention concerns a process for the preparation of aqueous suspensions of fluid mineral matter, which are able to be pumped and conveyed by the end user immediately after the filtration stage, possibly followed by a compression, which process comprises filtration in two separate stages.The invention also concerns aqueous suspensions of mineral matter obtained and their uses.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.