US10294402B2 – May 21, 2019 – Biodegradable, food grade shale stabilizer for use in oil and gas wells

Please complete the required fields.




Inventors :

Garima Misra; Anita Gantepla

Owner :

C09K8 / 504; C09K8 / 08

Application Number :

US14402287

Document Number :

US10294402B2

Priority Date :

January 9, 2014

Filing Date :

January 9, 2014

Date of Grant/ Publication :

May 21, 2019

Class :

HALLIBURTON ENERGY SERVICES, INC.

Abstract

A method of using an aqueous-based drilling fluid comprises: introducing the drilling fluid into a wellbore, wherein the wellbore penetrates a subterranean formation, wherein the drilling fluid comprises: (A) a base fluid, wherein the base fluid comprises water; and (B) a shale stabilizer additive, wherein the shale stabilizer additive: (i) is made from a protein; (ii) is food grade; and (iii) provides a shale retention of at least 85% for the subterranean formation.

Claim(s)

1. A method of using an aqueous-based drilling fluid comprising: introducing the drilling fluid into a wellbore, wherein the wellbore penetrates a subterranean formation, wherein the drilling fluid comprises: (A) a base fluid, wherein the base fluid comprises water; and (B) a shale stabilizer additive, wherein the shale stabilizer additive: (i) is made from a protein selected from the group consisting of legumes; casein; nuts; whey protein; gelatins; quinoa ; teff; egg whites; baker’s yeast; spirulina algae; hemp seeds; and combinations thereof; (ii) is food grade per the United States Food and Drug Admiration regulations as of Jan. 9, 2014; and (iii) provides a shale retention of at least 85% for the subterranean formation.

Summary

No Comments

Leave a comment

Sorry, you must be logged in to post a comment. Login