Alloy-Enhanced Fans Maintain Fresh Air in Tunnels

Marshall Space Flight Center developed a high-strength aluminum alloy three to four times stronger than conventional aluminum alloys at high temperatures. Twin City Fan Companies Ltd. in Minneapolis, Minnesota, licensed the alloy and is currently employing the technology to make impellers for safety ventilation fans in rail and road tunnels.
Internal Laboratory Ref #: 
MSFC-SO-198
Patent Status: 
Agency
NASA
Region
Southeast
State: 
Alabama
Phone: 
256-544-9151
Email: 
terry.taylor@nasa.gov
Lab Representatives
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