Company Filing History:
Years Active: 2018
Title: Walter Ruef: Innovator in Pulp Production Technology
Introduction
Walter Ruef is a notable inventor based in Wolfsberg, Austria. He has made significant contributions to the field of wood pulp production through his innovative processes. His work focuses on improving the efficiency and effectiveness of recausticizing green liquor, a critical step in the Kraft process.
Latest Patents
Walter Ruef holds a patent for a process for recausticizing green liquor. This process involves mixing a green liquor, which is primarily an aqueous solution of sodium carbonate and sodium sulphide, with calcium oxide in a slaker. The mixture undergoes a reaction in a recausticizer, resulting in an aqueous suspension containing sodium hydroxide and calcium carbonate. The suspension is then filtered to separate the solids, with a unique step of adding carbon dioxide during the dilution phase to enhance the process.
Career Highlights
Walter Ruef is associated with Mondi AG, a company known for its innovative solutions in the packaging and paper industries. His work has contributed to advancements in sustainable practices within the pulp production sector. His patent reflects a commitment to improving industrial processes and reducing environmental impact.
Collaborations
Walter Ruef has collaborated with notable colleagues, including Manfred Hacker and Stefan Raffalt. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Walter Ruef's contributions to the field of wood pulp production through his patented process for recausticizing green liquor highlight his role as an innovator. His work not only advances industrial practices but also emphasizes sustainability in production methods.