This inventor holds 4 USPTO granted patents. Top assignees: Trysol Limited, Trisol Inc., Underbalanced Drilling Systems Limited. Active years: 1993-2000.
Company Filing History:
2 out of 3 
1 out of 2 
1 out of 2 Years Active: 1993-2000
Title: The Innovations of Donald A. Thorssen
Introduction
Donald A. Thorssen is a notable inventor based in Calgary, Canada. He has made significant contributions to the field of drilling technology, holding a total of 4 patents. His work focuses on improving drilling processes and fluid management in oil and gas operations.
Latest Patents
Thorssen's latest patents include a water-based drilling fluid deacidification process and apparatus. This invention provides a method and apparatus for use in underbalanced drilling processes utilizing exhaust gases. The invention addresses the issue of acidic drilling fluids by monitoring and adjusting the pH to prevent equipment corrosion. Additionally, he has developed a wax and asphaltene solvation fluid derived from a feedstock with a higher mass percentage of trimethylbenzene than decane, which is particularly useful in oil and gas wells.
Career Highlights
Throughout his career, Thorssen has worked with companies such as Trysol Limited and Trisol Inc. His expertise in drilling fluid technology has positioned him as a valuable asset in the industry. His innovative approaches have led to advancements that enhance operational efficiency and safety in drilling practices.
Collaborations
Thorssen has collaborated with notable professionals in his field, including Dwight N. Loree and Eugene I. Moody. These partnerships have contributed to the development of his patented technologies and have fostered a collaborative environment for innovation.
Conclusion
Donald A. Thorssen's contributions to drilling technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in oil and gas operations, showcasing the importance of innovation in this field.