Halliburton 2021 Annual & Sustainability Report Environmental 40 Baroid Production Solutions ® BaraHib™ Gold WaterWeb ® BaraHib™ Gold high-performance Our WaterWeb conformance service 90% with little to no damage to water-based mud eliminates the gives operators the ability to lower hydrocarbon permeability. By requirement for the containment, the treatment and disposal costs reducing the water column, the transport, and treatment of oily of produced water, along with the WaterWeb® service improves the cuttings onshore. Fluid makeup associated environmental impacts. natural lift to residual oil and gas. To accomplish this, the WaterWeb® includes approximately 15% It also helps prolong and sustain industrially produced materials service uses a polymer chemistry to production by enhancing (except water and barite) by volume, impede water flow while enhancing reservoir drainage. compared to approximately 60% in hydrocarbon flow to the wellbore As an example of this technology’s a typical non-aqueous fluid. With in any type of reservoir — including capabilities, Halliburton deployed the trackable inhibitor technology, sandstone and carbonate formations. WaterWeb® service in an offshore BaraHib™ Gold fluid also has a This technology absorbs into the rock carbonate reservoir, where it reduced longer run life than typical water- surface and creates resistance that the water cut by 22% and increased based fluids. holds water back while allowing oil hydrocarbon production to more than and gas to pass freely, decreasing 600 barrels of oil per day. water permeability by more than 95% regained 97% reduction to oil permeability water permeability d 600 m , y t bili a 400 e 380 m r e P e v i t c e f f E 16 Oil Water Before treatment After treatment