00651nam a2200181Ia 4500008004100000082001800041100001800059245007200077260005400149300000800203650003800211650003400249653002500283653001400308942001200322999001700334952011800351170901s1975    xx            000 0 und d  a660.282bJ20E  aJain, Nandlal 0aEngineering Padartho ka RasayanbChemistry of Engineering Materials  aBhopalbMadhya Pradesh Hindi Grandh Academyc1975  a416  aChemical and Related Technologies  aTechnology (Applied sciences)  aChemical engineering  aMaterials  2ddccBK  c18706d18706  00102ddc4070aRAUbRAUd2017-10-18eV.H.G.A., Patnag14.00l0o660.282 J20Ep44457r2017-10-18w1994-01-15yBK