Integral joint for the connection of two pipes
US6347814B1 · kind B1 · utility
48Cited by
5References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 17, 2000 |
| Grant date | Feb 19, 2002 |
| Priority date | — |
| Expiry date | Feb 17, 2020 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B17/08
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Integral joint of two pipes which comprises a first box element, equipped with an internal two-step thread, situated on the end of a first pipe, a second pin element, equipped with an external two-step thread, situated on the end of a second pipe, two metal-to-metal seals located at both ends and with at least two shoulders arranged at one end and at the centre of the joint respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.