Patent ID: 11891873
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Basic materials chemistry (Chemistry)
Classification: CPC E  C | IPC C  E

Claim 2:
3. The method of claim 2, wherein the thixotropic material is hydroxyethyl guar, hydroxypropyl guar, carboxymethyl guar, carboxymethylhydroxyethyl guar, carboxymethylhydroxypropyl guar, a combination of guar and diutan gum, a combination of a guar derivative and diutan gum, xanthan, scleroglucan, succinoglycan, diutan, hydroxyethyl cellulose, carboxyethylcellulose, carboxymethylcellulose, carboxymethylhydroxyethylcellulose, a cross-linked polysaccharide, a terpolymer of 2-acrylamidomethyl propane sulfonic acid, acrylamide and acrylic acid, a hydroxyethyl cellulose derivatized with a vinyl phosphonic acid, or any combination thereof.