Performance testing device for acid fracturing fluid and application thereof
US10094814B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 5, 2016 |
| Grant date | Oct 9, 2018 |
| Priority date | — |
| Expiry date | Apr 23, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N11/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A performance testing device for acid fracturing fluid includes: two semiterete rock core holders, the flat face sides of the two semiterete rock core holders being arranged opposite to each other; the two semicircle sides of the two semiterete rock core holders being provided with a rotation member which is opened with a first groove; the two semiterete rock core holders being able to rotate about a first rotation axis formed corporately by the two rotation members; a pressure applying shell having a recessed portion that matches with the curved face side, the recessed portion being able to cooperate with the curved face side, the pressure applying shell being able to apply a pressure to the two rock core holders to bring the two flat face sides thereof together.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.