US 11,884,851 B2
Silicate shale inhibitor additives
Preston May, Houston, TX (US)
Assigned to Halliburton Energy Services, Inc., Houston, TX (US)
Filed by Halliburton Energy Services, Inc., Houston, TX (US)
Filed on Dec. 14, 2021, as Appl. No. 17/550,488.
Prior Publication US 2023/0183543 A1, Jun. 15, 2023
Int. Cl. C09K 8/06 (2006.01); C09K 8/03 (2006.01); C09K 8/035 (2006.01)
CPC C09K 8/06 (2013.01) [C09K 8/032 (2013.01); C09K 8/035 (2013.01); C09K 2208/12 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
providing a treatment fluid comprising a shale inhibitor additive comprising a silicate anion and a quaternary ammonium cation; and
introducing the treatment fluid into a wellbore penetrating at least a portion of a subterranean formation that comprises shale,
wherein the quaternary ammonium cation is choline, and
wherein the silicate anion is selected from the group consisting of: an orthosilicate, a pyrosilicate, a cyclic-silicate, a single chain silicate, a double chain silicate, a sheet silicate, a colloidal silicate, and any combination thereof.