Tubular threaded connection
US11828390B2 · kind B2 · utility
0Cited by
9References
21Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | May 24, 2019 |
| Grant date | Nov 28, 2023 |
| Priority date | — |
| Expiry date | Oct 29, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B17/0423
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Threaded tubular connection comprising a tubular female end extending from a main body of a first tubular member, and a tubular male end extending from a main body of a second tubular member, such that the tubular female end comprises a machined outer cylindrical surface close to the female free end having a first outer diameter and a second machined outer cylindrical surface above a threaded portion of the female end, a second outer diameter of the second outer cylindrical surface being bigger than the first outer diameter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.