Kaushik Sapana Modification of coal tar pitch for a reduced content of benzo-a-pyrene & preparation of fusible thermosetting composition from the modified pitch Kaushik Sapana; Prof. G. L. Verma Gu.; Dr. R. K. Khandal Gu.; Dr. G. Bhatia Gu. - 2007 Standard No.: 88853 Source: Theses Subjects--Topical Terms: CHEMISTRY