Method and apparatus for a well employing the use of an activation ball
US9404330B2 · kind B2 · utility
8Cited by
48References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2014 |
| Grant date | Aug 2, 2016 |
| Priority date | — |
| Expiry date | Feb 28, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B34/142
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A system includes a tubular string and a hollow ball. The tubular string is adapted to be deployed downhole in a well and includes a seat. An activation ball adapted to be deployed in the well to lodge in the seat. The ball includes an outer shell that forms a spherical surface. The outer shell forms an enclosed volume therein, and the outer shell is formed from a metallic material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.