Corrugated buckle arrestor
US4421437A · kind A · utility
9Cited by
16References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 25, 1980 |
| Grant date | Dec 20, 1983 |
| Priority date | — |
| Expiry date | Jun 25, 2000 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L1/16
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Collapse failures of a pipe wall are prevented from propagating along an underwater pipeline by providing corrugations at intermittent, recurrent, or periodic intervals along the length of the pipeline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.