process for preparation of aqueous suspensions of mineral charges. aqueous suspensions of mineral charges obtained and their uses

摘要

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 5 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.