Location History:
- W. Yorks, GB (1992)
- Huddersfield, GB (1993 - 1995)
Company Filing History:
2 out of 3,840 
1 out of 1 Years Active: 1992-1995
Title: The Innovative Contributions of Gary N Sheldrake
Introduction
Gary N Sheldrake is a notable inventor based in Huddersfield, GB. He has made significant contributions to the field of chemical processes, particularly in the preparation of halogenated compounds. With a total of 3 patents to his name, Sheldrake's work has had a considerable impact on the industry.
Latest Patents
One of his latest patents is a chlorination process for the preparation of 1,1,1-trichlorotrifluoroethane. This process involves subjecting 1-chloro-2,2,2-trifluoroethane to chlorination in a liquid phase, utilizing a chemical free radical initiator under specific pressure and temperature conditions. The product is then separated from the reaction mixture through fractional distillation. Another significant patent involves a process for preparing halogenated compounds, which avoids the use of volatile halocarbons in the production of valuable intermediates for insecticides. This innovative approach utilizes a compound reacted with a sulphonyl halide to create essential chemical intermediates.
Career Highlights
Throughout his career, Gary N Sheldrake has worked with prominent companies such as Imperial Chemical Industries Limited and Zeneca Limited. His experience in these organizations has allowed him to develop and refine his innovative processes, contributing to advancements in chemical manufacturing.
Collaborations
Sheldrake has collaborated with notable coworkers, including Stephen M Brown and Janet C Glass. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Gary N Sheldrake's contributions to the field of chemical processes are noteworthy. His innovative patents and collaborations have significantly advanced the industry, showcasing his expertise and dedication to invention.