Syed Asfand Yar Shah Co-pyrolysis of cotton stalks and waste tires in fixed bed reactor Syed Asfand Yar Shah - Islamabad IESE (SCEE) NUST 2018 - 49p. H.B - MS Environmental Engineering . Thesis MS EE Subjects--Topical Terms: Environmental Engineering LC Class. No.: 628 ASF Dewey Class. No.: 628 ASF