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:
Feb. 18, 2020
Filed:
Mar. 02, 2015
Applicant:
Cleansorb Limited, Guildford, Surrey, GB;
Inventor:
Ralph Edmund Harris, Guildford, GB;
Assignee:
Cleansorb Limited, Guildford, Surrey, GB;
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/524 (2006.01); E21B 43/02 (2006.01); E21B 37/02 (2006.01); E21B 17/20 (2006.01); C09K 8/528 (2006.01); C09K 8/52 (2006.01); E21B 37/06 (2006.01);
U.S. Cl.
CPC ...
C09K 8/524 (2013.01); C09K 8/52 (2013.01); C09K 8/528 (2013.01); E21B 17/20 (2013.01); E21B 37/06 (2013.01); E21B 43/02 (2013.01);
Abstract
The present invention relates to a process for treating formation damage in an underground formation, including damage in the form of an oil-based drill-in fluid filter cake. The process makes use of a treatment fluid that contains a cyclodextrin or a starch and an enzyme capable of generating a cyclodextrin from the starch.
Harris, Ralph. (2020). Method for treatment of underground reservoirs (U.S. Patent No. 10563112). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10563112
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile