Sinanan, Mervyn2009-02-052009-02-052009-02-05https://hdl.handle.net/2139/3576enPlease contact the West Indiana Division at the University of the West Indies,St.Augustine in order to view the full thesis. Contact: wimail@sta.uwi.eduShale -- Trinidad and TobagoDrilling mudsShale contaminationEffects and treatment of shale contaminated water based drilling fluidsThesis