Company Filing History:
1 out of 167 
1 out of 4,227 
Years Active: 1982-1988
Title: The Innovations of Wilfred L Freyberger
Introduction
Wilfred L Freyberger is a notable inventor based in Houghton, MI (US). He has made significant contributions to the field of froth flotation, a process used in mineral processing. With a total of 2 patents to his name, Freyberger's work has had a lasting impact on the industry.
Latest Patents
Freyberger's latest patents include a method for improving separation in froth flotation machines. This method enhances the separation of the flotable phase from the non-flotable phase in a slurry of particulate material. It involves generating air bubbles of varying sizes to optimize the separation process. Another significant patent focuses on the use of branched alkyl ether amines as flotation aids in the concentration of minerals. This innovation utilizes primary aliphatic ether amines as silica collectors, improving the beneficiation of oxidized taconite ores.
Career Highlights
Throughout his career, Freyberger has worked with prominent companies such as Baker International Inc. and Exxon Research and Engineering Company. His experience in these organizations has contributed to his expertise in mineral processing and flotation technologies.
Collaborations
Freyberger has collaborated with notable coworkers, including Marian Szatkowski and Donald L Shaw. Their combined efforts have further advanced the field of froth flotation and mineral processing.
Conclusion
Wilfred L Freyberger's contributions to the field of froth flotation through his innovative patents and collaborations have significantly influenced mineral processing techniques. His work continues to be relevant in the industry today.