00278nam a2200109 a 450000500170000008200180001710000160003524500470005126000310009830000150012963000240014420251202164242.0  a660.0321bENC  aKirk-Othmer  aEncyclopedia of chemical technology Vol. 4  aNew YorkbJohn Wileyc1978  a930 p.b24  aChemical technology