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For the Inventor, By the Inventor

Bad Schwalbach, Germany

Ernst Luhrsen

USPTO Granted Patents = 27

Average Co-Inventor Count = 2.7

ph-index = 6

Forward Citations = 115(Granted Patents)


Company Filing History:

goldMedal27 out of 203 
 
Didier-werke Ag
 patents
silverMedal1 out of 9 
 
Hamburger Stahlwerke Gmbh
 patents
where one patent can have more than one assignee

Years Active: 1980-1999

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27 patents (USPTO):Explore Patents
1. 5942316 - Multi-layer refractory wear body (1999-08-24),
2. 5657997 - Fixing device for a ceramic sealing plate (1997-08-19),
3. 5429283 - Immersion nozzle formed of separate members (1995-07-04),
4. 5413744 - Process for inductive heating of ceramic shaped parts (1995-05-09),
5. 5303905 - Refractory ceramic stopper, apparatus for support thereof, and assembly (1994-04-19),
6. 5190716 - Process for manufacturing and preheating a shaped ceramic part (1993-03-02),
7. 5173242 - Means and method for forming a sealed connection (1992-12-22),
8. 5173199 - Apparatus for use in replacing a worn pouring pipe and for adjusting (1992-12-22),
9. 5171495 - Immersion nozzles for metal melts (1992-12-15),
10. 5106060 - Components for forming a closing and/or regulating apparatus for tapping (1992-04-21),
11. 5092500 - Refractory discharge device with separate external reinforcement member (1992-03-03),
12. 5083688 - Rotary valve for a metallurgical vessel and rotor and stator therefor (1992-01-28),
13. 5080265 - Apparatus for closing and/or regulating the tapping of molten metal (1992-01-14),
14. 5072864 - Carbon-containing wearable refractory parts (1991-12-17),
15. 5058784 - Closing and/or regulating apparatus for tapping molten metal from a (1991-10-22),

Title: **Ernst Luhrsen: Innovator in Refractory Technologies**

Introduction

Ernst Luhrsen is a notable inventor residing in Bad Schwalbach, Germany. With an impressive portfolio of 27 patents, Luhrsen has made significant contributions to the field of refractory materials, particularly in applications that withstand harsh thermal, mechanical, and metallurgical conditions.

Latest Patents

Two of his latest inventions showcase his innovative approach. The first is a **Multi-layer refractory wear body**, which features a wear layer designed to endure direct exposure to extreme conditions, complemented by an additional layer made from a ceramic material exhibiting distinct physical properties. The second invention, a **Fixing device for a ceramic sealing plate**, is ingeniously designed to secure the sealing plate within a carrying frame or cassette of a metallurgical vessel. This device incorporates a corrugated band that applies even pressure along the perimeter of the sealing plate, ensuring optimal sealing performance.

Career Highlights

Throughout his career, Ernst Luhrsen has been associated with prominent companies in the steel and manufacturing industry, including Didier-Werke AG and Hamburger Stahlwerke GmbH. His experience in these firms has equipped him with valuable insights and expertise that have influenced his inventive process.

Collaborations

Luhrsen has collaborated with talented professionals in the field, including Ullrich Hintzen and Raimund Bruckner. These partnerships have likely fostered an environment of shared knowledge and innovation, further enhancing the quality and impact of his inventions.

Conclusion

Ernst Luhrsen's dedication to developing advanced refractory technologies reflects his commitment to innovation in the metallurgical sector. With a robust portfolio of patents and invaluable collaborations, Luhrsen continues to make strides in enhancing the durability and efficiency of ceramic and refractory materials. His contributions are a testament to the importance of technological advancement in industrial applications.

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