Karl Scheibenreif

Title: Innovations of Karl Scheibenreif: Pioneering Shaft Kiln Technologies

Introduction: Karl Scheibenreif, an inventive mind based in Kloten, Switzerland, has made significant contributions to the field of mineral processing. With a total of two patents to his name, Scheibenreif's inventions focus on improving kiln operations and the calcination process of mineral raw materials.

Latest Patents: Scheibenreif's latest patents include a shaft kiln designed for burning a lumpy mineral charge. This innovative kiln operates using a parallel-flow regenerative process featuring two shafts. Notably, the transition area from the burning zone to the cooling zone incorporates a widening that forms an inner step, facilitating the transfer of combustion gases between adjacent shafts. This design allows for the burning of limestone with particle sizes between 10 to 30 mm, a feat previously unattainable in traditional shaft kilns.

Another of Scheibenreif's notable inventions is a process for calcining mineral raw materials in a uniflow regenerative setup. This method uses sulfur-containing raw materials or fuels, achieving significant desulfurization of the calcined material. The process entails the removal of cooling air from the upper end of the cooling zone and ensuring flue gases are devoid of oxygen while maintaining a carbon monoxide content of 1 to 5% by volume. Such a composition is secured either by carrying out the combustion process with limited air supply or through the introduction of various fuels via strategically positioned fuel tubes.

Career Highlights: Karl Scheibenreif is affiliated with Maerz Ofenbau AG, a company recognized for its expertise in kiln technology and mineral processing innovations. His work reflects a deep commitment to enhancing the efficiency and effectiveness of mineral processing methods.

Collaborations: Throughout his career, Scheibenreif has collaborated with talented professionals like Erwin Fussl and Jiri Pacak. Together, they have pushed the boundaries of technology in their respective fields, contributing to the continuous improvement of processes and systems within the industry.

Conclusion: Karl Scheibenreif’s contributions to patent innovations in kiln technology underline his status as a significant inventor. His inventions not only enhance operational efficiencies but also expand the possibilities of burning mineral materials. As the industry evolves, the impact of his work will likely continue to resonate within the field of mineral processing.