Company Filing History:
Years Active: 1986-1988
Title: Innovations by Inventor Darrell P. Salisbury
Introduction
Darrell P. Salisbury, hailing from Sugarland, TX, is a notable inventor with a strong contribution to the field of drilling fluids. He holds four patents, showcasing his expertise and innovation in this specialized area. His work primarily focuses on the development of effective filtration control additives for invert emulsion drilling fluids.
Latest Patents
Among his latest innovations, Salisbury has developed a filtration control additive specifically designed for use in invert emulsion drilling fluids. This invention details a method for preparing such additives and describes the resulting invert emulsion drilling fluid. It introduces a filtration control additive that comprises a pyrolyzed product obtained by intermixing and heating a finely divided humic acid-containing material with a primary amine, which has an alkyl radical of 10 to 20 carbon atoms or a primary amine with an alkyl-substituted phenyl radical. Additionally, the invention allows for the inclusion of secondary amines, which possess at least one alkyl radical ranging from 8 to 20 carbon atoms. This innovation aims to enhance the efficiency of subterranean drilling operations.
Career Highlights
Salisbury is associated with Milchem Incorporated, where he channels his expertise into practical applications of his inventions. His career highlights include the successful development and patenting of specialized additives that significantly improve drilling processes in oil and gas extraction.
Collaborations
Salisbury has collaborated with notable peers, including Dennis K. Clapper and Alphonse C. Perricone. Their collective expertise contributes to the advancements in fluid technology and drilling methodologies, enhancing industry practices.
Conclusion
Darrell P. Salisbury exemplifies the spirit of innovation in the drilling industry. His patented inventions, particularly the filtration control additives for invert emulsion drilling fluids, demonstrate his commitment to enhancing efficiency and effectiveness in subterranean drilling operations. As he continues to develop solutions in collaboration with industry experts, his contributions will likely play a pivotal role in advancing drilling technologies.