Prediction and diagnosis of lost circulation in wells
US9091149B2 · kind B2 · utility
0Cited by
2References
28Claims
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Assignee
Inventors
Key dates
| Filing date | May 10, 2012 |
| Grant date | Jul 28, 2015 |
| Priority date | — |
| Expiry date | Feb 26, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B44/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
In accordance with aspects of the present disclosure, techniques for predicting, classifying, preventing, and remedying drilling fluid circulation loss events are disclosed. Tools for gathering relevant data are disclosed, and techniques for interpreting the resultant data as giving rise to an actual or potential drilling fluid lost circulation event are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.