00485nam a2200169Ia 4500008004100000020001800041082001600059100002500075245003900100250000600139260004500145300000800190650003800198650003400236653002500270700002000295170901s2007    xx            000 0 und d  a9788173197840  a660.2bC35E  aChopra, Harish Kumar 0aEngineering ChemistrybA text book  a1  aNew DelhibNarosa Publishing Housec2007  a610  aChemical and Related Technologies  aTechnology (Applied sciences)  aChemical engineering  aParmar, Anupama