Thin and low specific heat ceramic coating and method for increa

Internal-combustion engines – Valve – Rotary

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123191R, 92223, F02B 2300, F16J 104

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040746712

ABSTRACT:
An internal combustion engine having combustion chamber walls coated with a thin ceramic coating with a specific heat of less than 0.12 BTU/lb/.degree. F, a thermal conductivity of less than 11 BTU/HR/FT/.degree. F and a thickness of 0.2 to 1 mil so as to reduce heat losses and increase efficiency of the engine.

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patent: 3375127 (1968-03-01), Mellor
patent: 3408995 (1968-11-01), Johnson
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patent: 3514319 (1970-05-01), Hata
patent: 3620137 (1971-11-01), Prasse
patent: 3855986 (1974-12-01), Wiss

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