This inventor holds 4 USPTO granted patents. Top assignee: Bayer Aktiengesellschaft. Active years: 1976-1992.
Location History:
- Leichlingen, DE (1976)
- Engelskirchen-Ruenderoth, DE (1990)
- Engelskirchen, DE (1991 - 1992)
Company Filing History:
Years Active: 1976-1992
Title: Siegfried Gruhl: Innovator in Catalytic Technology
Introduction
Siegfried Gruhl is a notable inventor based in Engelskirchen, Germany. He has made significant contributions to the field of catalytic technology, particularly in the reduction of nitrogen oxides from waste gases. With a total of 4 patents to his name, Gruhl's work has had a substantial impact on environmental technology.
Latest Patents
Among his latest patents is a catalyst designed for the reduction of nitrogen oxides from waste gases. This innovative catalyst is a carbon- and nitrogen-based composition that consists primarily of active carbon or active coke. It contains at least 90% by weight of graphite structures, which include pores larger than 100 nm in diameter. Additionally, it incorporates an isocyanate that forms C-N-ring structures, making it particularly effective in the low-temperature reduction of nitrogen oxides in waste gases. Another significant patent involves a carbon-based catalyst with a carbon content exceeding 65% by weight. This catalyst also contains substantially insoluble oxides of various metals and is produced through a unique pyrolysis process. These catalysts are especially useful in gas-solid reactions, particularly for the reductive destruction of nitrogen oxides in smoke gases.
Career Highlights
Siegfried Gruhl is associated with Bayer Aktiengesellschaft, a leading company in the field of chemical and pharmaceutical innovations. His work at Bayer has allowed him to focus on developing advanced catalytic solutions that address pressing environmental challenges.
Collaborations
Gruhl has collaborated with notable colleagues such as Hans-Hermann Heins and Klaus Holzer. Their combined expertise has contributed to the advancement of catalytic technologies and the development of innovative solutions for reducing harmful emissions.
Conclusion
Siegfried Gruhl's contributions to catalytic technology exemplify the importance of innovation in addressing environmental issues. His patents reflect a commitment to developing effective solutions for reducing nitrogen oxides in waste gases. Through his work, Gruhl continues to make a significant impact in the field of environmental technology.