Internal-combustion engines – Combustion chamber – Having coating or liner
Patent
1984-03-01
1985-05-28
Feinberg, Craig R.
Internal-combustion engines
Combustion chamber
Having coating or liner
123193H, F02F 124
Patent
active
045193592
ABSTRACT:
In a cylinder head of a piston engine, the surface of the cylinder head facing the combustion chamber is covered by a plate having openings for valves, spark plugs or injection nozzles. The plate consists of mullite containing 2 to 30% by volume of zirconium oxide and/or hafnium oxide embedded therein, plus 0 to 3 mole-percent of oxides of magnesium, calcium or yttrium, with respect to the zirconium and/or hafnium oxide, and of no more than 0.5%, by weight, of other oxidic impurities.
REFERENCES:
patent: 3115127 (1963-12-01), Spencer et al.
patent: 4074671 (1978-02-01), Pennila
patent: 4188309 (1980-02-01), Volker et al.
patent: 4254621 (1981-03-01), Nagumo
patent: 4328772 (1982-05-01), Heydrich et al.
patent: 4398527 (1983-08-01), Rynbrandt
Dworak Ulf
Fingerle Dieter
Hakulinen Martti J. A.
Krohn Ulrich
Olapinski Hans
Feinberg Craig R.
Feldmuhle Aktiengesellschaft
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