Company Filing History:
21 out of 1,404 
2 out of 2 Years Active: 1982-2011
Title: **Denis J Dudrey: Innovator in Centrifugation Technologies**
Introduction
Denis J Dudrey, based in Bloomington, Minnesota, is a prolific inventor with a substantial portfolio of 23 patents. His work primarily focuses on innovations in centrifugation technologies, offering significant advancements in the processing of solid and liquid materials.
Latest Patents
Among his most recent patents, Dudrey has developed methods and apparatus for centrifuging dry solids. This invention features a self-cleaning drying centrifuge designed to efficiently remove fluid from a concentrated particulate-filled fluid. The centrifuge allows for the peeling of mostly dried solid material from its interior, enhancing the overall drying process. Specifically, the design incorporates high-efficiency features that facilitate the initial separation and concentration of small particles, resulting in a clarified fluid that can be reused.
Another significant innovation by Dudrey is the apparatus and method for a high-efficiency self-cleaning centrifuge with concentrate cylinders. This design employs nested concentric cylinders to clarify contaminated liquids. The structure enables centrifugal forces to effectively collect foreign matter while purging it through a selectively utilized braking system, thus ensuring a high degree of cleanliness and operational efficiency.
Career Highlights
Throughout his career, Denis Dudrey has made substantial contributions while working for notable companies, including Donaldson Company, Inc. and Advanced Products Laboratories, Inc. His work in these organizations has facilitated advancements in filtration and purification technologies, underscoring his role as a leader in innovation.
Collaborations
Dudrey has collaborated with esteemed colleagues such as Brad E Kahlbaugh and John T Herman. These partnerships have likely played an instrumental role in the development of his inventive solutions, combining diverse expertise to propel advancements in their fields.
Conclusion
Denis J Dudrey's contributions to the field of centrifugation technologies through his numerous patents exemplify the essence of innovation in engineering. His latest inventions not only enhance the efficiency of fluid and solid separation processes but also reflect a commitment to improving operational efficacy and environmental sustainability.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.