Thickening device and method for uniform solidification of composite lost circulation material made up of liquid and granular lost circulation materials
US12263453B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 26, 2024 |
| Grant date | Apr 1, 2025 |
| Priority date | — |
| Expiry date | Sep 26, 2044 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B41/00
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The provided are a thickening device and method for uniform solidification of composite lost circulation material made up of liquid and granular lost circulation materials. The thickening device includes a base. The base is provided with a side wall; an upper end of the side wall is provided with a detachable top cover; the base, the side wall, and the top cover form a sealed chamber; the base is provided with a rotating support platform; the rotating support platform is provided with a detachable slurry cup; the slurry cup is provided therein with agitating shafts; the agitating shafts each are provided with a blade; a top end of the agitating shaft is connected to a threaded rod through a ball head connector; an upper end of the agitating shaft is provided with a second gear, and the threaded rod is provided with a second limit platform.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.