Systems and methods for deployment of a frac ball into a wellbore
US11753896B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 13, 2021 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Jan 25, 2042 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/2607
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A ball dropper assembly includes a main body, a sealing piston, and a magazine assembly. The main body includes a main bore, angle bore, and transverse bore formed therethrough. The transverse bore is fluidly coupled to the main bore through the angle bore. The sealing piston is positioned within the transverse bore. Seal rings are positioned between the main body and the sealing piston on either side of the angle bore. The magazine assembly includes a magazine body and a carrier piston. The magazine body is mechanically coupled to the main body. The carrier piston has a carrier hole formed therein and is mechanically coupled to the sealing piston.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.