Location History:
- Ludwigshafen, DE (2008 - 2010)
- Speyer, DE (2012)
- Bedminster, NJ (US) (2011 - 2015)
- Weinheim, DE (2016 - 2020)
Company Filing History:
6 out of 5,674 
2 out of 2,036 
2 out of 10,754 
Years Active: 2008-2020
Title: Innovations by Stefan Kotrel: Advancements in Catalysis
Introduction
Stefan Kotrel, an innovative inventor based in Bedminster, NJ, has made significant contributions to the field of catalysis, holding 11 patents to his name. His work focuses on developing advanced catalyst compositions that enhance the efficiency of chemical reactions, particularly in environmental and energy applications.
Latest Patents
Two of Kotrel's latest patents exemplify his pioneering spirit and commitment to innovation:
1. **Rhenium-doped catalyst and a method for the selective methanation of carbon monoxide** - This invention introduces a catalytically active composition designed for the selective methanation of carbon monoxide in reformate streams containing hydrogen and carbon dioxide. The catalyst utilizes at least one active element such as ruthenium, rhodium, nickel, or cobalt, with rhenium as a dopant on a support material. It operates optimally in a temperature range of 100 to 300°C, making it suitable for hydrogen production in fuel cell applications.
2. **Automotive catalyst composites having a two-metal layer** - This patent presents catalyst composites effective at simultaneously oxidizing carbon monoxide and hydrocarbons while reducing nitrogen oxides. The innovative design features a two-metal layer comprising a rhodium component supported by a refractory metal oxide or a ceria-zirconia composite, along with a palladium component. The careful composition ensures high catalytic performance for automotive applications.
Career Highlights
Stefan Kotrel has worked with reputable companies such as BASF SE Corporation and BASF Corporation. His tenure with these organizations has allowed him to hone his expertise in catalyst development and chemical processes, contributing significantly to advancements in the field.
Collaborations
Throughout his career, Kotrel has collaborated with notable professionals in the industry, including Ekkehard Schwab and Stephan Siemund. These collaborations have fostered an environment of teamwork and shared knowledge, driving forward innovative solutions in catalysis.
Conclusion
Stefan Kotrel's impressive portfolio of patents and his work in catalyst development illustrate his vital role in fostering innovation within the chemical engineering field. His latest inventions represent significant strides toward improving efficiency and sustainability in energy production and automotive emissions reduction. Through collaborations and relentless pursuit of knowledge, Kotrel continues to contribute to a cleaner and more efficient future.