Composite tubing product
US4194536A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 26, 1978 |
| Grant date | Mar 25, 1980 |
| Priority date | — |
| Expiry date | May 26, 1998 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B3/58
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Elongate, deformable, composite tubing for use in maintaining or controlling the temperature of a fluid conveyed therethrough comprising one or more tubular fluid conveyance lines or one or more tubular fluid conveyance lines disposed in heat transfer relationship with one or more heating lines and having disposed in encompassing relationship thereabout an improved flexible thermal barrier. The improved thermal barrier comprises one or more flexible, flame resistant, low chlorine bearing, sheet-like layers of low bulk fibrous glass elements having a density of less than about 20 lb./cu. ft. providing improved thermal insulation characteristics in combination with improved flexibility and reduced outer diameter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.