Patent ID: 11952532
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  E | IPC C  E

Claim 0:
1. A profile modification fluid consisting essentially of:
an aqueous base fluid,
wherein the aqueous base fluid comprises water and one or more salts; and

a sago biopolymer gelant,
wherein the profile modification fluid comprises the sago biopolymer gelant in an amount in the range from 60,000 ppm to 90,000 ppm, and
wherein the aqueous base fluid comprises from 50,000 to 70,000 ppm total dissolved salts, and
wherein the sago biopolymer gelant comprises an extract of a tropical palm, wherein the extract comprises natural sago biopolymer and natural components from the tropical palm, wherein the natural sago biopolymers is sago starch, and wherein the natural components are selected from the group consisting of sago protein, sago fat, sago fiber, and combinations thereof.