References
- I. DAVIES, W. M. GIBBON, and A. G. HARRIS: Powder Met., 1968, 11, (22), 295.
- R. L. CAVANAGH and O. O. HOLLINGBERRY: Con. Min. Met. Bull., July 1963, p. 517.
- A. R. E. SINGER: Metals Technology, August 1974, p. 353.
- US Patent 3,796,563, 12 March 1974.
- Brit. Patent 1,246,308, 15 September 1971.
- A. R. E. SINGER: Metals and Materials, June 1970, p. 246.
- Brit. Patent 1,379,261, 2 January_1975.