Methods of disintegrating downhole tools containing cyanate esters
US10961798B2 · kind B2 · utility
0Cited by
5References
13Claims
0Family size
Assignee
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Key dates
| Filing date | May 8, 2019 |
| Grant date | Mar 30, 2021 |
| Priority date | — |
| Expiry date | May 8, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/08
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method for operation in wellbore includes contacting a downhole article comprising a cyanate ester composite with a treatment fluid comprising propylene carbonate at a temperature of about 25° C. to about 300° C.; and disintegrating the downhole article.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.