This sounds similar to TKF.
https://newatlas.com/3d-printing/cold-spray-3d-printing-titanium-supersonic/
New 3D printing technique fuses titanium particles at supersonic speeds
By Michael Irving
November 10, 2020
Engineers at Cornell University have developed a new technique for 3D printing metallic objects – and it involves blasting titanium particles at supersonic speeds. The resulting metals are very porous, which makes them particularly useful for biomedical objects like implants and replacement joints.
Solid-state additive manufacturing of porous Ti-6Al-4V by supersonic impact
https://www.sciencedirect.com/science/article/abs/pii/S2352940720303139
