Company Filing History:
3 out of 283 
2 out of 580 
1 out of 125 Years Active: 1980-1991
Title: Manfred Zur Hausen: Innovator in Chemical Processes
Introduction
Manfred Zur Hausen is a notable inventor based in Marl, Germany. He has made significant contributions to the field of chemical engineering, particularly in the production of diols and phthalic anhydride. With a total of 7 patents to his name, Zur Hausen's work has had a lasting impact on industrial processes.
Latest Patents
One of his latest patents is a method of producing aliphatic and cycloaliphatic diols by catalytic hydrogenation of dicarboxylic acid esters. This innovative process utilizes a copper chromite catalyst with specific copper and chromium content, along with barium, to produce diols under mild temperature and pressure conditions. Notably, this method avoids the formation of high boiling materials and eliminates the need for purification through overhead distillation. Another significant patent involves the manufacture of phthalic anhydride through gas phase oxidation of a mixture of o-xylol and naphthalene. This process allows for the efficient production of phthalic anhydride by atomizing a heated solution of the two compounds and passing it over metal oxide catalysts.
Career Highlights
Throughout his career, Manfred Zur Hausen has worked with prominent companies such as Chemische Werke Huls Aktiengesellschaft and Huels Aktiengesellschaft. His expertise in chemical processes has been instrumental in advancing the methodologies used in these organizations.
Collaborations
Zur Hausen has collaborated with notable colleagues, including Werner Fuhrmann and Werner Otte. These partnerships have contributed to the development of innovative solutions in the chemical industry.
Conclusion
Manfred Zur Hausen's contributions to chemical engineering through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence modern industrial practices.