Location History:
- Kingwood, TX (US) (1999 - 2002)
- Craddockville, VA (US) (2003 - 2012)
Company Filing History:
16 out of 3,268 
4 out of 1,415 
1 out of 23 
Years Active: 1999-2012
Title: David Ritchie Lumgair: Innovator in Olefin Separation Technologies
Introduction
David Ritchie Lumgair is a notable inventor located in Craddockville, Virginia, who has made significant contributions to the field of chemical engineering. With a remarkable portfolio of 21 patents, Lumgair has demonstrated his expertise and innovative spirit in developing methods to efficiently separate olefin streams. His groundbreaking inventions are reshaping processes in the chemical industry.
Latest Patents
Among Lumgair's latest patents is a method focused on **Separating Olefin Streams**. This invention pertains to the separation of an olefin stream into at least two distinct olefin streams while addressing issues associated with diene composition. This technology allows olefin streams to be compressed at high temperatures without encountering fouling problems in the compressor system, making it particularly valuable in environments where olefins are derived from oxygen to olefins units.
Another significant patent involves a **Method of Removing Dimethyl Ether from an Olefin Stream**. This invention describes a comprehensive method where the olefin stream is distilled to effectively separate dimethyl ether using propane. It further enhances the olefin stream quality, ensuring that both the polymer grade ethylene and polymer grade propylene streams contain less than or equal to 10 wppm of dimethyl ether.
Career Highlights
David Lumgair's career has been marked by his tenure at notable companies such as ExxonMobil Chemical Patents Inc. and Exxon Chemical Patents, Inc. His work in these esteemed organizations has allowed him to refine his innovative techniques and contribute substantially to advancements in chemical processing technologies.
Collaborations
Throughout his career, Lumgair has collaborated with prominent professionals in the field, including Michael Peter Nicoletti and James Harding Beech, Jr. These collaborations reflect his commitment to working with other experts to innovate and improve olefin separation methods.
Conclusion
David Ritchie Lumgair has established himself as a leading inventor in the realm of chemical engineering. Through his patents, he has tackled complex challenges in olefin separation, which have potential implications for efficiency in the chemical industry. Lumgair's contributions, alongside his professional collaborations, continue to inspire and drive innovation in this critical area of technology.
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.