The Supreme Court today issued notices to the Union Carbide Corporation, Dow Chemicals and others on a Centre's plea seeking enhancement of compensation to the victims of 1984 Bhopal gas tragedy from 750 crore to 7,700 crore rupees.The apex court also sought replies of Mcleod Russel India, which holds 50.9 per cent share in UCIL, currently known as Eveready Industries Ltd, on a curative petition filed by the Centre against the 1989 judgement and the 1991 judgement.A five-judge bench headed by Chief Justice S H Kapadia also said it will hear on day-to-day basis from April 13 the Centre's plea for restoration of the stringent charge of culpable homicide not amounting to murder against the accused and enhancement of compensation for the victims.The bench also issued notices to the companies on the Centre's plea seeking transfer of the writ petition before the Madhya Pradesh High Court, which is hearing the issuesrelating to the environmental damage caused due to the leakage of the poisonous gas.