公开(公告)号：US10982132B2

公开(公告)日：2021-04-20

申请号：US16311015

申请日：2017-06-14

Applicant: BASF SE

Inventor： Edward Bohres ,  Radoslaw Kierat ,  Stephan Schunk ,  Carlos Lizandara Pueyo ,  Sven Titlbach ,  Robert Mueller ,  Michael Ludwig Lejkowski

IPC: E21B43/26 ,  C09K8/68 ,  C09K8/70 ,  C09K8/80

Abstract: Method of fracturing a subterranean formation by injecting an aqueous fracturing fluid comprising an aqueous base fluid, a polysaccharide and/or polysaccharide derivative, a crosslinker, which is a water-soluble, layered silicate and a proppant. Aqueous fracturing fluid comprising an aqueous base fluid, a polysaccharide and/or polysaccharide derivative, a crosslinker, which is a water-soluble, layered silicate and a proppant and to the use of water-soluble, layered silicates as crosslinker for aqueous fracturing fluids comprising polysaccharides and/or polysaccharide derivatives.