HYDROGEOLOGICAL TESTING ASSOCIATED WITH UNDERGROUND COAL GASIFICATION = ESSAI HYDROGEOLOGIQUE ASSOCIE A UNE GAZEIFICATION SOUTERRAINE D'UNE COUCHE DE CHARBONVOGWILL RIJ.1979; REV. CANAD. GEOTECH.; CAN; DA. 1979; VOL. 16; NO 1; PP. 59-68; ABS. FRE; BIBL. 10 REF.; 7 ILL.Article

COMPARISON OF RESULTS FROM AIR-ACCEPTANCE AND HYDROGEOLOGICAL TESTS ASSOCIATED WITH UNDERGROUND COAL GASIFICATION = COMPARAISON DES RESULTATS DES ESSAIS HYDROGEOLOGIQUES ET D'ADMISSION D'AIR PORTANT SUR LA GAZEIFICATION SOUTERRAINE DU CHARBONEDWARDS WC; VOGWILL RIJ.1981; CAN. GEOTECH. J.=REV. CAN. GEOTECH.; ISSN 0008-3674; CAN; DA. 1981-08; VOL. 18; NO 3; PP. 443-447; ABS. FRE; 1 TAB. ; ILL.Article