Thermal barrier systems and methods for access delay
| Patent Number: | 11952828 |
| Issued: | 4/9/2024 |
| Official Filing: | View the Complete Patent |
| Abstract: | Protective barrier includes a soft metal that inhibits or delays thermal or grinding attack tool penetration. The soft metal, which may be disposed between other layers and otherwise delays thermal attack by expanding or “puffing” during attack. The soft metal can inhibit mechanical attack by rapid ablation and wear of a cutting wheel or blade. The protective barrier may additionally include an oxide or carbide layer. |
| Filed: | 8/10/2016 |
| Government Interests: | STATEMENT OF GOVERNMENT INTEREST This invention was made with Government support under Contract No. DE-NA0003525 awarded by the United States Department of Energy/National Nuclear Security Administration. The Government has certain rights in the invention. |