Cesium formate brine
Saudi Aramco use of formate brines, 2003-2009 7 deep gas fields 44 HPHT wells drilled 70,000 ft of reservoir drilled at high angle 90,000 bbl of brine.
Formate brines – Some published milestones 2005 -2010 200520062007200820092010 OMV Pakistan start using K formate to drill and complete (with ESS) in HPHT.
