This inventor holds 8 USPTO granted patents and 3 published patent applications, plus 1 CIPO patent and 1 EPO patent. Top assignees: Dundee, Technologies Durables Inc., Nichromet Extraction Inc., Dundee Sustainable Technologies Inc.. Active years: 2010-2017.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Trois-Rivieres, CA (2010 - 2015)
- Trois-Rivières, CA (2015 - 2017)
Company Filing History:
3 out of 3 
3 out of 4 
2 out of 5 Years Active: 2010-2017
Title: The Innovative Contributions of Bertrand Dubreuil
Introduction
Bertrand Dubreuil is a notable inventor based in Trois-Rivières, Canada. He has made significant contributions to the field of materials science, particularly in the area of arsenic sequestration and metal processing. With a total of 8 patents to his name, Dubreuil's work has the potential to impact environmental remediation and resource recovery.
Latest Patents
Among his latest patents, Dubreuil has developed a method and composition for the sequestration of arsenic. This method involves melting an arsenic-containing material in the presence of iron oxide and glass, resulting in a glass that incorporates arsenic. The glass produced has an arsenic content ranging from 1 to 25% w/w and an iron content between 8 and 20% w/w. Another significant patent is his method for selective precipitation of iron, arsenic, and antimony. This method processes a polymetallic oxide solution containing various base metals, utilizing acid leaching, oxidation, and pH adjustment with complexing agents.
Career Highlights
Throughout his career, Dubreuil has worked with several companies, including Dundee, Technologies Durables Inc., and Nichromet Extraction Inc. His experience in these organizations has allowed him to refine his innovative techniques and contribute to advancements in environmental technologies.
Collaborations
Dubreuil has collaborated with notable coworkers such as Jean-Marc Lalancette and David Lemieux. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise.
Conclusion
Bertrand Dubreuil's innovative work in the field of materials science demonstrates his commitment to addressing environmental challenges through technology. His patents reflect a deep understanding of complex chemical processes and their applications in real-world scenarios.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile