...Desheng Zhou; Andrew K. Wojtanowicz Annular pressure reduction during cementing is a major factor causing annular gas flow. It has been widely accepted and proven experimentally that the pressure reduction phenomenon results from the shear stress opposing downward motion of slurry undergoing volume...

...Jaikrishnan R. Kadambi; Pathom Charoenngam; Amirthaganesh Subramanian; Mark P. Wernet; John M. Sankovic; Graeme Addie; Robert Courtwright Transport of solid-liquid slurries in pipeline transport over short and medium distances is very important in many industries, including mining related processes...