Method of manufacturing a pipe having a connecting flange
US11666992B2 · kind B2 · utility
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7Claims
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Assignee
Inventor
Key dates
| Filing date | Apr 23, 2020 |
| Grant date | Jun 6, 2023 |
| Priority date | — |
| Expiry date | Dec 18, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K2101/06
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The invention relates to a method of manufacturing a pipe having a connecting flange, wherein the flange part is welded to an end face pipe end and at least one protrusion of the pipe or of the flange part is provided in the region of the flange hub and contacts the inner wall of the other part on the joining together of the pipe and the flange part to cover the formed weld joint to the pipe interior; and wherein finally the pipe and the flange part are welded to one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.