01170nam0-22003131i-450-99000031046040332120090601101116.0000031046FED01000031046(Aleph)000031046FED0100003104620020821d1979----km-y0itay50------baengy-------101yyNew coal upgrading processesInformation symposium, Luxembourg, 26 to 28 September 1979RedhillColliery Guardian19792 volumi24 cmNel verso del frontespizio : Organised by Commission of the European Communities, Directorate-General Energy and Directorate-General for Scientific and Technical Information and Information Management662New coal upgrading processes information symposium<1979 ;Luxembourg>17070Commissione europea333284ITUNINARICAUNIMARCBK99000031046040332104 105-114/1OPV IRC 1566/LDINCH04 105-114/2OPV CI 1566/L-IDINCHDINCHNew coal upgrading processes129071UNINA