Apparatus for removing material such as concrete from underwater pipelines
US4484559A · kind A · utility
4Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 1, 1982 |
| Grant date | Nov 27, 1984 |
| Priority date | — |
| Expiry date | Mar 1, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/0304
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Apparatus for removing covering material from underwater pipelines. A frame of the apparatus is clampingly engaged to the pipeline. A plurality of pipeline material cutters are cantileverly supported beyond the clamp to provide a plurality of cutting passes simultaneously and away from the points of attachment of the apparatus to a pipeline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.