Company Filing History:
Years Active: 1976-1978
Title: Innovations by Bengt Gunnar Broddevall
Introduction
Bengt Gunnar Broddevall is a notable inventor based in Skoghall, Sweden. He has made significant contributions to the field of pulp bleaching effluent purification, holding a total of three patents. His work focuses on innovative processes that enhance the efficiency and effectiveness of wastewater treatment in the pulp industry.
Latest Patents
Broddevall's latest patents include a process related to pulp bleaching effluent purification using ion exchange. This process involves purifying effluent from a pulp bleaching process that includes chlorine treatment, alkali extraction, and final bleaching. The method features a series of washing steps arranged in counter-current series, effectively separating organic pollutants from the wash liquors while maintaining low chemical purification costs. Another significant patent addresses the purification of wastewater from sulphate pulp bleaching plants. This process decolors aqueous effluent containing dark-colored lignin degradation products through a series of treatments, resulting in a decolored effluent that is more manageable for further processing.
Career Highlights
Broddevall's career is marked by his dedication to improving environmental practices within the pulp industry. His innovative approaches have not only contributed to the efficiency of pulp bleaching processes but have also emphasized the importance of reducing environmental impact through effective wastewater management.
Collaborations
Broddevall has collaborated with notable coworkers, including Lars-Gustaf Anderson and Hilding Roland Andersson. Their combined expertise has likely contributed to the development and refinement of the innovative processes that Broddevall has patented.
Conclusion
Bengt Gunnar Broddevall's contributions to the field of pulp bleaching effluent purification demonstrate his commitment to innovation and environmental sustainability. His patents reflect a deep understanding of the challenges faced in wastewater treatment and offer practical solutions that benefit the industry.