ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,640, issued on May 20, was assigned to Workover Solutions Inc. (Imperial, Pa.).
"Particle adjusting drilling assembly and method" was invented by Gunther H H von Gynz-Rekowski (Montgomery, Texas) and Russell Wayne Koenig (Conroe, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A drilling assembly includes a particle adjusting mechanism upstream of a positive displacement motor. The motor includes a metal stator, a metal rotor at least partially disposed within the metal stator, and a motor gap defined between the sealing line of the metal rotor and the lobes of the metal stator. The particle adjusting mechanism adjusts a solid particle conditio...