Allentown, PA, United States of America

Dennis R Lennon

This inventor holds 3 USPTO granted patents. Top assignees: International Coal Refining Company, Other. Active years: 1984-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dennis R Lennon. Retrieved from https://idiyas.com/inventor/dennis-r-lennon

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 66.7

Average Co-Inventor Count = 1.7

ph-index = 3

Forward Citations = 38(Granted Patents)


Location History:

  • Allentown, PA (US) (1984 - 1990)
  • Reston, VA (US) (2003)

Company Filing History:


Years Active: 1984-2003

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3 patents (USPTO):Explore Patents

Title: Innovations by Inventor Dennis R. Lennon in Coal Refining Technologies

Introduction

Dennis R. Lennon is an accomplished inventor located in Allentown, Pennsylvania. With a focus on advancements in coal refining technologies, he holds two patents that contribute significantly to the efficient use of solvent refined coal. His work reflects a commitment to enhancing energy production methods while addressing performance limitations commonly associated with coal burning.

Latest Patents

One of Dennis's prominent inventions is the "Firing of Pulverized Solvent Refined Coal." This innovative burner is uniquely designed to fire solvent refined coal without facing performance limitations. Key features include a tangential inlet for primary air and pulverized fuel, a vaned diffusion swirler for mixing air and fuel, and a water-cooled conical diffuser that shields the fuel from flame radiation while effectively directing the air and fuel steam. This detailed design prevents the coking of the coal on the burner components.

His second patent pertains to the "Pneumatic Conveying of Pulverized Solvent Refined Coal." This method involves pneumatically conveying solvent refined coal to a burner under dilute phase conditions. The innovation cleverly maintains the transport fluid velocity above approximately 95 feet per second, preventing saltation of the solvent refined coal within the transport line.

Career Highlights

Dennis R. Lennon is associated with the International Coal Refining Company, where he has been able to apply his inventive skills to improve coal refining processes. His technical expertise has had a noticeable impact on the efficiency and reliability of coal burners.

Collaborations

Throughout his career, Dennis has worked alongside notable colleagues, including Richard B. Snedden and Edward P. Foster. Their collaborative efforts in research and development have likely contributed to the innovative technologies that they have pioneered in the field of coal refining.

Conclusion

As an inventor, Dennis R. Lennon has made significant strides in the coal refining industry with his patented technologies. His innovative approaches to burning and conveying solvent refined coal demonstrate a deep understanding of the challenges in energy production and a commitment to refining solutions that enhance performance and efficiency. His contributions continue to be relevant in advancing the energy sector.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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