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Keywords: internal phase
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Proceedings Papers

Paper presented at the IADC/SPE Drilling Conference and Exhibition, March 1–3, 2016
Paper Number: SPE-178761-MS
... in overall fluid cost. This novel oil-in-water DE system consists of a dispersion with oil as the internal phase, and water as the external phase. It targets densities less than 8.17 lb/gal to minimize overbalance on the formation while providing all the benefits of an emulsion system – enhanced friction...
Proceedings Papers

Paper presented at the IADC/SPE Drilling Conference and Exhibition, March 1–3, 2016
Paper Number: SPE-178804-MS
... expense and logistical issue for the operator of a drilling rig. NAFs typically contain high levels of salts, commonly calcium chloride or sodium chloride, in the internal phase of the emulsion. These salts are highly beneficial for wellbore stabilization performance but pose issues for disposal of drill...
Proceedings Papers

Paper presented at the IADC/SPE Drilling Conference, February 26–28, 2002
Paper Number: SPE-74474-MS
... emulsifier internal phase drilling fluid chemistry rsc iadc spe 74474 curtis invert drilling fluid upstream oil & gas biodegradability cutting bulk hardness drilling fluid formulation bioreactor simulated cutting base fluid cuttings mud-laden cuttings loading drilling fluid drilling...

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