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For the Inventor, By the Inventor

Erftstadt, Germany

Klaus P Ehlers

This inventor holds 3 USPTO granted patents. Top assignee: Hoechst Aktiengesellschaft. Active years: 1976-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Klaus P Ehlers. Retrieved from https://idiyas.com/inventor/klaus-p-ehlers

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

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 15(Granted Patents)


Location History:

  • Erftstadt Lechenich, DE (1979)
  • Hurth-Knapsack, DE (1976 - 1980)

Company Filing History:

goldMedal3 out of 6,705 
 
Hoechst Aktiengesellschaft
 patents

Years Active: 1976-1980

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3 patents (USPTO):Explore Patents
1. 4196180 - Purification of phosphoric acid by means of organic solvents (1980-04-01),
2. 4134964 - Process and apparatus for purifying wet-processed phosphoric acid (1979-01-16),
3. 3953581 - Purification of wet-processed phosphoric acid using anhydrous solvents (1976-04-27),

Title: Innovations in Phosphoric Acid Purification by Klaus P Ehlers

Introduction

Klaus P Ehlers is a notable inventor based in Erftstadt Lechenich, Germany. He has made significant contributions to the field of chemical engineering, particularly in the purification of phosphoric acid. With a total of 3 patents to his name, Ehlers has developed innovative processes that enhance the efficiency and effectiveness of phosphoric acid purification.

Latest Patents

Ehlers' latest patents focus on the purification of phosphoric acid using organic solvents. One of his notable inventions involves the extraction of contaminated phosphoric acid from its aqueous solution using an organic solvent that is either immiscible or partially miscible with water. This process allows for the separation of phosphoric acid from extraction residue, ultimately recovering the acid from the organic solution. Another significant patent details a process and apparatus for purifying wet-processed phosphoric acid that contains free sulfuric acid. This method involves treating the acid with a calcium compound and calcium sulfate seed crystals, leading to the precipitation of sulfuric acid in the form of calcium sulfate semihydrate.

Career Highlights

Klaus P Ehlers is associated with Hoechst Aktiengesellschaft, a prominent company in the chemical industry. His work has contributed to advancements in chemical processes, particularly in the area of phosphoric acid purification. Ehlers' innovative approaches have positioned him as a key figure in his field.

Collaborations

Throughout his career, Ehlers has collaborated with esteemed colleagues such as Wolfgang Scheibitz and Gero Heymer. These partnerships have fostered a collaborative environment that has led to the development of groundbreaking technologies in chemical engineering.

Conclusion

Klaus P Ehlers is a distinguished inventor whose work in the purification of phosphoric acid has made a significant impact in the chemical industry. His innovative patents and collaborations highlight his commitment to advancing chemical engineering practices.

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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