Thermogenic compositions
US4255157A · kind A · utility
43Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1979 |
| Grant date | Mar 10, 1981 |
| Priority date | — |
| Expiry date | Sep 18, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E50/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A thermogenic composition comprising (1) at least one of alkali metal sulphides, polysulphides and hydrates thereof, (2) at least one of carbonaceous materials, (3) at least one of powdered iron, magnesium, aluminum and powdered alloys of these metals and, if desired, calcium oxide, the thermogenic composition being capable of heat generation when contacted with air or oxygen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.