This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignees: Aalto University Foundation, Abo Akademi, Rautaruukki Oyj. Active years: 2013.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 23 
1 out of 2 
1 out of 7 Years Active: 2013
Title: Carl-Johan Fogelholm: Innovator in Calcium Carbonate Production
Introduction
Carl-Johan Fogelholm is a notable inventor recognized for his contributions to the field of materials science. He is particularly known for his innovative method of producing calcium carbonate from waste and by-products. His work has significant implications for sustainability and resource recovery.
Latest Patents
Fogelholm holds a patent for a method of producing calcium carbonate, which involves several key steps. The process begins with the extraction of alkaline industrial waste or by-products using an aqueous solution of a salt formed from a weak acid and a weak base. This results in a vanadium-enriched first residue and a calcium-rich first filtrate. The method continues with filtration to separate the first filtrate from the first residue, followed by carbonation of the calcium-rich first filtrate using a carbonation gas. This leads to the precipitation of calcium carbonate and the formation of a second filtrate, which is then filtered to separate the calcium carbonate from the second filtrate. This innovative approach not only extracts calcium carbonate but also vanadium from alkaline industrial waste or by-products.
Career Highlights
Fogelholm has had a distinguished career, working with reputable institutions such as the Aalto University Foundation and Abo Akademi. His research and development efforts have focused on sustainable practices and innovative solutions in materials science.
Collaborations
Throughout his career, Fogelholm has collaborated with notable colleagues, including Sebastian Teir and Sanni Eloneva. These partnerships have contributed to the advancement of his research and the successful implementation of his inventions.
Conclusion
Carl-Johan Fogelholm is a significant figure in the field of innovation, particularly in the sustainable production of calcium carbonate. His patented method showcases the potential for utilizing industrial waste to create valuable materials, highlighting the importance of innovation in addressing environmental challenges.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile