Particle Impact Drill Bits and Associated Methods
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2024-11-12
ALEXANDRIA, Virginia, Nov. 12 -- NATIONAL OILWELL VARCO, L.P., Houston, Texas has been assigned a patent (No. US 12140027 B2, initially filed Oct. 12, 2022) developed by four inventors Tony P. Pink, Houston, Texas; Tom S. Roberts, Montgomery, Texas; Jason R. Cunningham, Spring, Texas; and Richard J. Sauvageau, Conroe, Texas, for "Particle impact drill bits and associated methods." . . .