Asphaltic sheet materials including expandable graphite
US11065841B2 · kind B2 · utility
0Cited by
24References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 2017 |
| Grant date | Jul 20, 2021 |
| Priority date | — |
| Expiry date | Sep 12, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2213
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method for producing an asphaltic sheet, the method comprising of providing an asphaltic sheet; and applying expandable graphite particles to the asphaltic sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.