00321nam a2200121Ia 4500008004100000082000800041100001900049245002400068563000900092652003300101700004500134852002000179141108s9999    xx            000 0 und d  a670  aNAGARAJAN  A N  aMANUFACTURE OF UREA  aSOFT  aCHEMICAL ENGINEERING PROCESS  f20085SSNCEaDR  S RAMALINGAMbCHEM 1155  aCENTRAL LIBRARY