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For the Inventor, By the Inventor

Leverkusen, Germany

Norbert Lonhoff

USPTO Granted Patents = 13

Average Co-Inventor Count = 5.1

ph-index = 2

Forward Citations = 26(Granted Patents)


Company Filing History:

goldMedal13 out of 12,157 
 
Bayer Aktiengesellschaft
 patents

Years Active: 1991-1997

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13 patents (USPTO):Explore Patents
1. 5667759 - Method for manufacturing alkali chromates from chromium ore (1997-09-16),
2. 5505918 - Method for manufacturing alkali chromates from chromium ore (1996-04-09),
3. 5273735 - Process for the preparation of sodium dichromate (1993-12-28),
4. 5250274 - Process for the production of sodium dichromate (1993-10-05),
5. 5181994 - Process for the preparation of chromic acid (1993-01-26),
6. 5128000 - Dimensionally stable anodes and their use in the preparation of alkali (1992-07-07),
7. 5127999 - Process for the preparation of alkali metal dichromates and chromic acid (1992-07-07),
8. 5096548 - Process for the preparation of chromic acid (1992-03-17),
9. 5094729 - Processes for the preparation of alkali metal dichromates and chromic (1992-03-10),
10. 5071522 - Process for the preparation of chromic acid (1991-12-10),
11. 5068015 - Electrochemical process for the production of chromic acid (1991-11-26),
12. 5051155 - Processes for the preparation of alkali metal dichromates and chromic (1991-09-24),
13. 4981573 - Process for the production of alkali dichromates and chromic acid (1991-01-01),

Title: Norbert Lonhoff: Innovating the Manufacturing of Alkali Chromates

Introduction

Norbert Lonhoff, an accomplished inventor based in Leverkusen, Germany, has made significant contributions to the field of chemical manufacturing. With a remarkable portfolio of 13 patents, Lonhoff's innovations predominantly focus on methods related to the production of alkali chromates from chromium ore.

Latest Patents

Two of Lonhoff's latest patents showcase his expertise in this area. The first patent describes a method for manufacturing alkali chromates from chromium ore utilizing a directly heated revolving tube. In this process, oxygen-containing gases are introduced into the revolving tube through below-bed nozzles, leading to an efficient decomposition of chromium ore. The second patent outlines a similar method, involving the reaction of chromium ore with alkali compounds in an atmosphere rich in oxygen. This method involves two stages, where the mixture is heated initially at a controlled low oxygen atmosphere and then oxidized at a significantly higher oxygen concentration at a lower temperature.

Career Highlights

Norbert Lonhoff is currently associated with Bayer Aktiengesellschaft, a leading global company known for its advancements in pharmaceuticals and chemicals. Throughout his career at Bayer, Lonhoff has developed innovative processes that enhance production efficiency and reduce environmental impact.

Collaborations

Collaboration is vital in the field of innovation, and Lonhoff has worked alongside esteemed colleagues such as Rainer Weber and Hans-Dieter Block. Together, they have contributed to advancing Bayer's capabilities in chemical processes and product development.

Conclusion

Norbert Lonhoff's dedication to innovation in the manufacturing of alkali chromates reflects his commitment to advancing chemical engineering practices. Through his numerous patents and collaborative efforts, he continues to leave a significant impact on the industry, paving the way for more efficient and environmentally friendly production methods.

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