Patents Assigned to Tenneessee Valley Authority - Justia Patents Search

Patents Assigned to Tenneessee Valley Authority

Compositions with nano-particle size conductive material powder and methods of using same for transferring heat between a heat source and a heat sink

Patent number: 7390428

Abstract: A heat transfer composition and methods for using same to transfer heat in a transformer. In one embodiment, a heat transfer composition has soy-based oil, an additive comprising a nano-particle size diamond powder characterized by a first mass, and a chemical agent characterized by a second mass, wherein the ratio of the second mass to the first mass is greater than one.

Type: Grant

Filed: December 7, 2004

Date of Patent: June 24, 2008

Assignees: Vandervilt University, Tenneessee Valley Authority

Inventors: Jimmy L. Davidson, Dale T. Bradshaw