An internal channel in a metal body for use in applications where internal fluid flow within a metal body is desired, as in a heat exchanger. The internal channel is formed in the metal body by frictionally stirring with a pin plunged into the metal body, and traversing the metal body with the pin.
R. S. Mishra, "Integral Channels in Metal Components and Fabrication Thereof," The Curators of the University of Missouri, Apr 2008.
Materials Science and Engineering
Patent Application Number
US 7,354,657 B2
© 2008 The Curators of the University of Missouri, All rights reserved.