Location History:
- Gothenburg, SE (2013 - 2015)
- Göteborg, SE (2012 - 2017)
Company Filing History:
3 out of 3 
1 out of 34 
1 out of 7 
Years Active: 2012-2017
Title: Innovations by Hans Theliander in Lignin Separation
Introduction
Hans Theliander is a notable inventor based in Göteborg, Sweden. He has made significant contributions to the field of lignin separation from black liquor, holding a total of 6 patents. His innovative methods have the potential to enhance the efficiency of pulp mills and contribute to sustainable practices in the industry.
Latest Patents
One of his latest patents is a method for lignin separation from black liquor. This method involves a first precipitation phase for the precipitation of lignin through acidification, followed by the separation of a lignin cake. The process includes suspending the lignin cake in a strong acid to leach out metals, ultimately leading to a clean lignin product. Additionally, lignin germ particles are introduced to improve lignin particle growth, enhancing filterability and increasing lignin yield. Another significant patent focuses on controlling the sodium and sulfur balance in a pulp mill while separating lignin from black liquor. This method utilizes an acid for lignin precipitation, followed by filtration and re-suspension in acidic liquid to form a second cake.
Career Highlights
Hans Theliander has worked with prominent companies such as Lignoboost AB and Valmet Aktiebolag. His experience in these organizations has allowed him to develop and refine his innovative methods for lignin separation.
Collaborations
Some of his notable coworkers include Per Tomani and Peter Axegard. Their collaboration has likely contributed to the advancements in lignin separation technologies.
Conclusion
Hans Theliander's work in lignin separation showcases his innovative spirit and commitment to improving industrial processes. His patents reflect a deep understanding of the complexities involved in pulp mill operations and offer promising solutions for the future.