FRP pipe with threaded ends
US4893658A · kind A · utility
141Cited by
6References
20Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | May 26, 1988 |
| Grant date | Jan 16, 1990 |
| Priority date | — |
| Expiry date | May 26, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S205/924
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An FRP pipe having threaded ends at both ends, such as casing, tubing, and coupling, is disclosed, which is characterized in that metal plating is formed on the surface of at least one of the threaded ends.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.