Improvements relating to the dispersion of inorganic materials in metals. Georges Imich, April 4, 1956: GB747471-A (1 worldwide citation)

Composite products consisting of one or more solid inorganic materials and a metal or metal mixture in which the said material or materials is or are substantially insoluble are made by mixing the material or materials, in the solid state, with the metal or metal mixture, in the liquid or pasty stat ...