00409    a2200121   4500082001600000100004100016245004500057260006100102300002100163650005000184650001800234650003500252  a668.37bSBP  aSBP Board of consultants & Engineers  aSBP handbook of industrial gums & resins  aDelhibSBP Consultants & Engineers Pvt. Ltd.c1998g1998  axxiv,452p.c24cm  aChemical engineering and related technologies  aGum and resin  aAdhesives and related products