ROUNDUP /  
a A surge in revolving credit charges and automobile lending sent consumer installment credit up 6.1 percent in April to $2.93 billion, the Federal Reserve Board said yesterday.</br></br>The April increase followed a revised increase of 0.7 percent, or $322 million, in March. The Fed had originally reported a $63 million decline in March. All rates were computed on an annual basis.</br></br>Revolving credit outstanding rebounded 12.7 percent to $1.4 billion in April following a decline of $496 million in March.</br></br>ÐÊ	A federal judge yesterday temporarily blocked an investor group from pursuing its $1.82 billion hostile bid to acquire Burlington Industries Inc. after ruling that there was possible evidence the group began its bid based on inside information about the giant textile company.</br></br>ÛÏBurlington has shown a likelihood that it will be able to prove that Samjens utilized inside information received from [James] Am-meen in connection with SamjensÛª tender offer," U.S. District Judge Eugene Gordon wrote in his order in Greensboro, N.C.