This inventor holds 2 USPTO granted patents. Top assignees: Deutsche Gesellschaft Fur Wiederaufarbeitung Von Kernbrennstoffen Mbh, Kewa Kernbrennstoff-Wiederaufarbeitungs-Gesellschaft Mbh. Active years: 1980-1982.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Karlsdorf-Neuthard, DE (1980)
- Karlsdorf, DE (1982)
Company Filing History:
1 out of 97 
1 out of 1 Years Active: 1980-1982
Title: Helfried Lahr: Innovator in Radioactive Waste Treatment
Introduction
Helfried Lahr is a notable inventor based in Karlsdorf-Neuthard, Germany. He has made significant contributions to the field of radioactive waste management, holding 2 patents that focus on innovative processes for treating and regenerating hazardous materials.
Latest Patents
Lahr's latest patents include a process for the treatment of combustible, solid radioactive wastes. This process involves the wet combustion of solid, combustible, radioactive wastes through a reaction with concentrated sulfuric and nitric acids or nitrogen oxides at elevated temperatures. A key improvement in this method is the preliminary comminution of the waste to a particle size of 20 mm or less, followed by primary comminution at temperatures below approximately 123 K, reducing the particle size to 1 mm or less. Another significant patent addresses the working up and regeneration of wash waters containing ammonium, heavy metal salts, ammonium nitrate, and organic substances. This process includes evaporating the wash water to a concentration of at least 900 grams per liter of salt and scrubbing the resulting CO2-containing vapors with hot alkali lye before condensation.
Career Highlights
Throughout his career, Helfried Lahr has worked with prominent organizations in the nuclear waste management sector. He has been associated with Kewa Kernbrennstoff-Wiederaufarbeitungs-Gesellschaft mbH and Deutsche Gesellschaft für Wiederaufarbeitung von Kernbrennstoffen mbH. His work has significantly advanced the methodologies used in the treatment of radioactive materials.
Collaborations
Lahr has collaborated with notable professionals in his field, including Gunter Krug and Peter Schween. Their collective expertise has contributed to the development of innovative solutions for managing radioactive waste.
Conclusion
Helfried Lahr's contributions to the field of radioactive waste treatment through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the management of hazardous materials, ensuring safer practices in the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile