Horst Bennoit

Title: Horst Bennoit: Innovator in Phosphoric Acid Processing

Introduction

Horst Bennoit is a notable inventor based in Volingen, Germany. He has made significant contributions to the field of chemical processing, particularly in the treatment of phosphoric acid. With a total of 4 patents to his name, Bennoit has developed innovative methods that enhance the efficiency and safety of chemical processes.

Latest Patents

Among his latest patents is a process and apparatus for separating suspended matter from liquids. This invention focuses on the removal of lead and cadmium from phosphoric acid. The method involves introducing an alkali solution and an aqueous sulfide solution into phosphoric acid, which contains a P.sub.2 O.sub.5 content of up to 32% by weight and an iron content of up to 0.3% by weight. The process requires careful temperature control, initially adjusting the phosphoric acid to temperatures between 58°C and 72°C, allowing for the escape of excess hydrogen sulfide. Subsequently, the temperature is lowered to below 45°C to facilitate the precipitation of sulfides, which are then separated from the phosphoric acid.

Career Highlights

Horst Bennoit has had a distinguished career, working with Hoechst Aktiengesellschaft, a leading company in the chemical industry. His work has focused on developing processes that not only improve product quality but also ensure environmental safety.

Collaborations

Throughout his career, Bennoit has collaborated with esteemed colleagues such as Dieter Schmid and Walter Frohlich. These partnerships have contributed to the advancement of innovative solutions in chemical processing.

Conclusion

Horst Bennoit stands out as a significant figure in the field of chemical engineering, with his patents reflecting a commitment to innovation and environmental responsibility. His work continues to influence the industry and pave the way for future advancements.