The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 07, 2022
Filed:
May. 13, 2019
Halliburton Energy Services, Inc., Houston, TX (US);
Alexandra Clare Morrison, The Woodlands, TX (US);
Hui Zhou, The Woodlands, TX (US);
William Walter Shumway, Spring, TX (US);
Halliburton Energy Services, Inc., Houston, TX (US);
Abstract
Methods and systems for treating wellbores. An example method includes introducing an acidic treatment fluid into the well; wherein the acidic treatment fluid comprises an acid and a first aqueous base fluid. The method further includes introducing an enzymatic treatment fluid into the well; wherein the enzymatic treatment fluid comprises an enzyme and a second aqueous base fluid. The method additionally includes contacting the filter cake with the acidic treatment fluid and contacting the filter cake with the enzymatic treatment fluid after the filter cake was contacted with the acidic treatment fluid.