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ENERGY ECONOMICS CENTRE Coal quality and ash characteristics

Coal quality and ash characteristics. / International Energy Agency ; pref. Helga Steeg ; ed. lit. Organisation for Economic Co-Operation and Development . - Paris : OCDE ; IEA, 1985 . - 63 p. : il., quadros estatísticos ; 23 cm . - Um estudo do Coal Industry Advisory Board . - DGEG . - ISBN 92-64-12684-8

CARVÃO / QUALIDADE /

OCDE /

STEEG, Helga /

ENERGY ECONOMICS CENTRE /

OCDE, ed. lit. /

5048 (DGEG) - 300100015429
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