Patent ID: 9617463
Date: 2017-04-11
CPC Classifications: C09K,E21B

Claim:
1. An aqueous treating fluid comprising: an aqueous base fluid, particles selected from the group consisting of sand, gravel, ceramic beads, glass beads, and combinations thereof; formation fines, and from about 20 to about 500 pptg (about 2.4 to about 60 kg/1000 liters) based on the aqueous brine base fluid of a particulate additive to reduce fines migration, and being selected from the group consisting of alkaline earth metal oxides, alkaline earth metal hydroxides, alkali metal oxides, alkali metal hydroxides, transition metal oxides, transition metal hydroxides, post-transition metal oxides, post-transition metal hydroxides, piezoelectric crystals, pyroelectric crystals, and mixtures thereof; and being coated on the particles, where the particulate additive is configured to fixate fines to reduce fines migration by