| Registros del 1 al 7 de 7 encontrados |
1.- A "CLASSIFICACAO INTERNACIONAL DOS CARVOES EM CAMADA" DA COMISSAO ECONOMICA PARA A EUROPA - NACOES UNIDAS COMO INSTRUMENTO PARA O CALCULO DE RESERVAS/RECURSOS MUNDIAIS DE CARVAO NUMA BASE COMUN
1999
Ver registro
2.- A COMPARATIVE STUDY OF SOME ORTHO- AND METHA-ANTHRACITES FROM NORTH-ATLANTIC AND GONDWANA BASINS
1992
Ver registro
3.- COAL CLASSIFICATION AND CODIFICATION UP-DATE ON THE STATE OF THE ART AND A CRITICAL REVIEW
1992
Ver registro
4.- HUMIDADE NO CARVAO: DIFERENTES FORMAS, TERMINOLOGIA, DETERMINACOES ANALITICAS E IMPLICACOES PRATICAS
1999
Ver registro
5.- OPTICAL MORPHOLOGY OF HYDROCARBONS AND OIL PROGENITORS IN SEDIMENTARY ROCKS - RELATIONS WITH GEOCHEMICAL PARAMETERS
1992
Ver registro
6.- PROSPECTING FOR COALBED METHANE: PRELIMINARY INVESTIGATION INTO THE POSSIBILITIES IN SPAIN
1996
Ver registro
7.- THE APPLICATION OF THE ~ALPERN SCIENTIFIC CLASSIFICATION OF SOLID FOSSILS FUELS~ TO QUALIFY GONDWANA COALS FROM DIFFERENT BASINS
1988
Ver registro
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