Title: Method of isothermal forging

Abstract: A composition useful in isothermal forging or sizing of metal articles comprising a major amount of a glass moiety fusible at a temperature below forging or sizing temperature, and a minor amount of a finely divided abrasive moiety dispersed in the glass moiety and having a predetermined hardness.

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Inventors: Spiegelberg, William D. (Parma, OH, US)
Moracz, Donald J. (Garfield Heights, OH, US)

Application Number: 873673
Filing Date: 1978-01-30
Publication_date: 1980-01-15
Assignee: TRW Inc. (Clevelend, OH)
Primary Class(es): 72/42
Other Classes:
US Patent Ref:

2112632	Mar, 1938	Montgomery	72/42.
2538917	Jan, 1951	Sejournet et al.	72/42.
3059769	Oct, 1962	Frost	72/42.
3110399	Nov, 1963	Godron	72/42.
3181324	May, 1965	Labino	72/42.
3295346	Jan, 1967	Bomberger	72/41.
3774426	Nov, 1973	Jezik	72/42.
3840461	Oct, 1974	Espunes	252/28.
4096076	Jun, 1978	Spiegelberg	72/42.

Other Refs:
Primary Examiner: Combs, E. M.
Assistant Examiner:
Attorney: