US 11,987,898 B2
Molybdenum-silicon-boron with noble metal barrier layer
Brendan M. Lenz, West Hartford, CT (US); and Douglas M. Berczik, Manchester, CT (US)
Assigned to RTX Corporation, Farmington, CT (US)
Filed by RTX CORPORATION, Farmington, CT (US)
Filed on Sep. 7, 2021, as Appl. No. 17/467,838.
Application 17/467,838 is a continuation of application No. 16/432,417, filed on Jun. 5, 2019, granted, now 11,111,797.
Application 16/432,417 is a continuation of application No. 15/149,344, filed on May 9, 2016, granted, now 10,329,926, issued on Jun. 25, 2019.
Prior Publication US 2021/0404081 A1, Dec. 30, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. C25D 5/10 (2006.01); C25D 3/46 (2006.01); C25D 3/48 (2006.01); C25D 3/50 (2006.01); C25D 3/54 (2006.01); C25D 5/50 (2006.01); C25D 7/00 (2006.01); F01D 5/28 (2006.01); F02C 3/04 (2006.01)
CPC C25D 5/10 (2013.01) [C25D 3/46 (2013.01); C25D 3/48 (2013.01); C25D 3/50 (2013.01); C25D 3/54 (2013.01); C25D 5/50 (2013.01); C25D 7/008 (2013.01); F01D 5/28 (2013.01); F01D 5/288 (2013.01); F02C 3/04 (2013.01); F05D 2220/32 (2013.01); F05D 2300/131 (2013.01); F05D 2300/14 (2013.01); F05D 2300/15 (2013.01); Y02T 50/60 (2013.01)] 17 Claims
OG exemplary drawing
 
1. An article comprising:
a substrate formed of a molybdenum-based alloy;
a barrier layer immediately adjacent to and contiguous with the substrate, the barrier layer formed of at least one noble metal; and
a topcoat disposed on the barrier layer,
wherein the substrate defines an internal cavity, and the barrier layer is disposed on the substrate in the internal cavity.