...SPWLA 59th Annual Logging Symposium, June 2-6, 2018 1 CALCULATED DETERMINATION OF VARIABLE WETTABILITY IN THE MIDDLE BAKKEN AND THREE FORKS, WILLISTON BASIN, USA Richard Merkel (Denver Petrophysics, LLC), Jeromy McChesney and Ken Tompkins (Liberty Resources, LLC) Copyright 2018, held jointly...

... 2 response is sensitive to its environment, varying in value from 20 to 26 in the kerogen-rich Upper Bakken interval to about 2 to 6 for the Middle Bakken and lower Three Forks at 2-MHz Larmor frequency. Such measurements can be carried out downhole, allowing for bitumen identification and T 2...

... Reservoir Characterization total porosity well logging shale spwla 56 Bakken petroleum system real time system Upstream Oil & Gas porosity three forks evaluation saturation log analysis dielectric measurement petroleum system petrophysical model Symposium resistivity...

... of unconventional reservoirs, such as the Bakken Shale and its adjoining formations, the Three Forks dolomite, Sanish mudstone (below), and Lodgepole limestone (above). The primary oil targets within the Upper Devonian Bakken complex include the Middle Bakken dolomitic sand/siltstone and the Three Forks dolomite...