Metal powder composition

Details Metal powder composition Metal powder composition

1979-06-18

1981-02-17

Ozaki, G.

Specialized metallurgical processes, compositions for use therei

Compositions

Loose particulate mixture containing metal particles

75228, 75230, 75251, 75 05R, 148 12E, 148 22, 148126, B22F 100

Patent

active

042512743

ABSTRACT:
A composition for compressing and sintering to produce high-wear resistant articles essentially includes between 2% and 10% by weight, preferably 5% by weight, basalt powder and the remainder being metallurgical powder. The metallurgical powder is preferably comprised of austenite steel powder of high commercial quality and the basalt powder is a commercial quality basalt. The article of manufacture is for an internal combustion engine supplied with lead-free fuel wherein the article is comprised of compressed and sintered metal powder having the entire resulting pore space filled with basalt. The article takes the form of a cylinder liner, a valve seat and/or a valve-seat ring.

REFERENCES:
patent: 2104841 (1938-01-01), White
patent: 2826805 (1958-03-01), Probst et al.
patent: 2842471 (1958-07-01), Koehler
patent: 3471343 (1969-10-01), Koehler
patent: 3655425 (1972-04-01), Longo et al.
patent: 3963449 (1976-06-01), Seki et al.
Dana, Textbook of Mineralogy, 4th Edn., John Wiley & Sons, Inc., N.Y., 1932, pp. 382 and 383.
Hackh's Chemical Dictionary, 4th Edn., McGraw-Hill Book Co., N.Y., 1969, p. 80.

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