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:
Mar. 19, 2019
Filed:
Oct. 08, 2018
Southwest Petroleum University, Chengdu, CN;
Abstract
A gel plugging slurry for well drilling, comprising water, special gel, bridging material, linking material, and packing material, wherein based on 100 parts by weight of the water, the amount of the special gel is 1-15 parts by weight, the amount of the bridging material is 8-20 parts by weight, the amount of the linking material is 20-40 parts by weight, and the amount of the packing material is 25-45 parts by weight. The gel slug plugging method including simple operation and low requirement for ambient environment; besides, the bridging material, linking material and packing material in the gel plugging slurry form stable structures in the gel, and thereby the gel plugging effect can be improved effectively.