ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,385,729, issued on Aug. 12, was assigned to Dyno Nobel Inc. (Salt Lake City).
"Systems for loading explosives into blast holes" was invented by David Scott Jensen (Salt Lake City) and David Lynn Gordon (West Jordan, Utah).
According to the abstract* released by the U.S. Patent & Trademark Office: "Approaches to loading explosives into blast holes to provide increased explosive density can involve loading the hole with a detonable charge in which energetic material is arranged into zones of differing densities. Related systems and methods may provide for parallel independent streams of energetic material having differing densities and delivering the differentiated streams into a bore ...