Elastomer-lined metal pipe
US5180193A · kind A · utility
16Cited by
10References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 1991 |
| Grant date | Jan 19, 1993 |
| Priority date | — |
| Expiry date | Dec 19, 2011 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L23/125
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A lined pipe has a continuous impervious coating of an elastomer extending along the inner periphery of the pipe and along the radial end surfaces thereof, and a portion thereof extending over the outer surface of the pipe which progressively decreases in thickness to zero thickness at a position underlying a sealing lip of an elastomeric gasket to be associated with the lined metal pipe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.