Solids Control 45 YOU’RE IN CONTROL WITH NATIONAL OILWELL SOLIDS CONTROL PRODUCTS. National Oilwell provides cost effective Solids Control solutions employing the latest technologies available. Our Solids Control products are designed and engi- neered for long years of dependable service and we stand behind our products with a worldwide network of sales, engineering and service teams.  The National Oilwell Solids Control team goes the extra mile to ensure customer success. The National Oilwell Solids Control team provides conventional and custom drilling fluid conditioning systems and components that may include: • Shale Shakers. • Degassers. • Desanders and Desilters. • Mud Cleaners. LINEAR MOTION SHALE SHAKERS • Dryers. • Agitators. • Mud Mixing Equipment. • Mud Tanks. • Valves. D-380 • 38.0 Square ft. • Variable Speed Available. • 4 Panel. • High G Force. D-314 Dryer • 31.4 Square ft. • 4 Panel. • High G Force. • 10 Barrel Container Tank. D-470 Cascade • 47.0 Square ft. • 6 Panel. • High G Force. D-180 • 18.0 Square ft. • 2 Panel. • Wedge Type Screen Tensioner. D-285 • 28.5 Square ft. • Variable Speed Available. • 3 Panel. • High G Force. D-235 • 23.5 Square ft. • 3 Panel. • High G Force. D-270 • 27.0 Square ft. • 3 Panel. • High G Force. • Wedge Type Screen Tensioner. D-235 Mud Cleaner • 23.5 Square ft. • 3 Panel. • High G Force.