00489nam a22001097a 4500008004100000040005500041080001600096245018100112260005500293300001500348650001600363230619b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a622.337bL2  aProceedings of the symposium on chemicals and oil from coalc/ Organised at its premises by the Central Fuel Research..................................6th to 8th December, 1969  aDhanbad: bCentral Fuel Research Institute, c1969  axii, 551p.  aProceedings