... on the surface, within the wellbore and within the reservoir. artificial lift system Drillstem Testing acoustic trace reflection production control Upstream Oil & Gas gas well gaseous liquid column Reservoir Surveillance liquid level critical rate perforation valve liquid loading...

... drillstem testing microphone pump depth perforation operator productivity operation reflection fluid level acoustic velocity personnel gravity wave generator spe 93832 gas gravity controller generator fluid level survey continuous fluid level Introduction Record hydrocarbon prices...

... and automatically processes collar reflections to accurately count almost all of the collars from the initial blast to the liquid level. This automatic analysis will determine the liquid level depth for 95% of the wells. However, some wells have conditions or anomalies that these procedures will not function...

... remediation of hydrates scale inhibition oilfield chemistry hydrate remediation production chemistry asphaltene inhibition hydrate formation reflection flow assurance asphaltene remediation wax inhibition on-line monitoring knowledge paraffin remediation research centre scale remediation wax...