US 12,448,560 B2
Use of zirconium salts as scale inhibitor squeeze enhancers
Alex Yi-Tsung Lu, Houston, TX (US); and Zhiwei Yue, Houston, TX (US)
Assigned to Halliburton Energy Services, Inc., Houston, TX (US)
Filed by Halliburton Energy Services, Inc., Houston, TX (US)
Filed on Jul. 13, 2023, as Appl. No. 18/221,698.
Prior Publication US 2025/0026975 A1, Jan. 23, 2025
Int. Cl. C09K 8/52 (2006.01)
CPC C09K 8/52 (2013.01) [C09K 2208/22 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
contacting an aqueous fluid comprising a zirconium salt comprising a zirconium lactate with a scale inhibitor in a subterranean formation to form a zirconium salt/scale inhibitor complex,
wherein the zirconium salt/scale inhibitor complex enhances retention of scale inhibitor within the subterranean formation by at least 85 additional pore volumes.