Determining fracture properties using injection and step-rate analysis, dynamic injection test analysis, extracting pulse-type source signals from noisy data, and measuring friction parameters in a well
US11608740B2 · kind B2 · utility
4Cited by
8References
26Claims
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Key dates
| Filing date | Nov 6, 2020 |
| Grant date | Mar 21, 2023 |
| Priority date | — |
| Expiry date | Nov 26, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06N3/08
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method and a system to determine fracture properties during standard operations and injection tests. Fracture compliance, fracture closure pressure, and perforation friction can be determined using a combination of acoustic data, pressure decay data, and wellbore models. A method of automating and adjusting fracture design in real-time. A method and system to recover active, single active pulse data from a background noise dataset.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.