Gao, Erhu2008-10-222008-10-221994http://hdl.handle.net/10399/2128Abstract unavailable please refer to PDFenAll items in ROS are protected by the Creative Commons copyright license (http://creativecommons.org/licenses/by-nc-nd/2.5/scotland/), with all rights reserved.Annular flow of Herschel-bulkley non-Newtonian fluids and mathematicalmodelling of efficient hole cleaning at various hole anglesthesis