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For the Inventor, By the Inventor

Seabrook, TX, United States of America

David Werner Daum

This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignee: Shell Oil Comapny. Active years: 1992-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Werner Daum. Retrieved from https://idiyas.com/inventor/david-werner-daum

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 4 

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 20(Granted Patents)


Company Filing History:

goldMedal4 out of 7,646 
 
Shell Oil Comapny
 patents

Years Active: 1992-2005

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4 patents (USPTO):Explore Patents
1. 6965056 - Removal of salts in the manufacture of phenolic compound (2005-11-15),
2. 6720461 - Removal of salts in the manufacture of phenolic compound (2004-04-13),
3. 5104972 - Removal of hydrogenation catalyst from polymer solutions by contact with (1992-04-14),
4. 5089541 - Removal of hydrogenation catalyst from polymer solutions by contact with (1992-02-18),

Title: David Werner Daum: Innovator in Phenolic Compound Manufacturing

Introduction

David Werner Daum is a notable inventor based in Seabrook, Texas, who has made significant contributions to the field of chemical engineering. He holds a total of 4 patents, showcasing his innovative approach to the manufacturing of phenolic compounds. His work has implications for various industrial applications, particularly in the chemical sector.

Latest Patents

One of Daum's latest patents focuses on the removal of salts in the manufacture of phenolic compounds. This process involves separating a neutralized aralkyl hydroperoxide cleavage mass stream containing salts of neutralization into a crude ketone stream and a crude phenolic stream. The method further separates the crude phenolic stream into a concentrated phenolic-rich stream and a crude phenolic bottoms stream. The latter is enriched in tars and alpha methyl styrene dimers. By adding water and a diluent composition to the crude phenolic bottoms stream, Daum's process allows for the formation of a phase-separable stream, effectively reducing the amount of salts of neutralization in the hydrocarbon phase.

Career Highlights

David Werner Daum is currently employed at Shell Oil Company, where he continues to apply his expertise in chemical processes. His innovative work has contributed to advancements in the manufacturing of phenolic compounds, enhancing efficiency and reducing waste in industrial applications.

Collaborations

Throughout his career, Daum has collaborated with several professionals in the field, including Austin Dale Taggart, II and Edgar Donald Allan. These collaborations have fostered a productive environment for innovation and development in chemical engineering.

Conclusion

David Werner Daum is a distinguished inventor whose work in the manufacturing of phenolic compounds has made a significant impact in the chemical industry. His innovative processes and collaborations highlight his commitment to advancing technology in this field.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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