Ultrasonic processor reduces drill-cuttings size and eliminates subsea mounds

Dean E. Gaddy Drilling Editor Nelson-Farrar Cost Indexes [76,405 bytes] Drill cuttings size reduction using ultrasonics eliminated a subsea clean-up and significantly reduced the environmental impact in a North Sea drilling project. Reduction in cuttings size allows for a wider areal dispersion when released into the ocean because they are held in suspension longer than larger sizes. Thus, ocean currents carry the smaller cuttings farther away from the well template, leaving a much wider footprint than larger cuttings sizes. This eliminates the pile-up of cuttings that otherwise would contaminate and harm the marine habitat. The U.K. government r...

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