Composite gasket material
US5128209A · kind A · utility
41Cited by
3References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 1991 |
| Grant date | Jul 7, 1992 |
| Priority date | — |
| Expiry date | Jun 20, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31699
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Composite gasket materials comprising one or more layers of porous fluoropolymer film laminated to one or more layers of expanded-graphite sheet, or a subassembly of one or more layers of expanded-graphite sheet laminated to metal sheet. The composite gasket materials are suitable for use in many applications where asbestos-containing materials are used.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.