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For the Inventor, By the Inventor

Nordenstadt, Germany

Gunter Gelsdorf

This inventor holds 6 USPTO granted patents. Top assignees: Didier-Werke Ag, M.a.n. Maschinenfabrik Augsburg-Nurnberg A.g.. Active years: 1979-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Gunter Gelsdorf. Retrieved from https://idiyas.com/inventor/gunter-gelsdorf

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 36(Granted Patents)


Location History:

  • Wiesbaden-Nordenstadt, DE (1979)
  • Nordenstadt, DE (1979 - 1985)
  • Wiesbaden, DE (1987)
  • Weisbaden-Nordenstadt, DE (1989)

Company Filing History:

goldMedal6 out of 203 
 
Didier-Werke Ag
 patents
silverMedal1 out of 111 
 
M.a.n. Maschinenfabrik Augsburg-Nurnberg A.g.
 patents
where one patent can have more than one assignee

Years Active: 1979-1989

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6 patents (USPTO):Explore Patents
1. 4829538 - Furnace hearth (1989-05-09),
2. 4648097 - Electrode for an electric arc furnace (1987-03-03),
3. 4508504 - Blast heating apparatus for blast furnaces (1985-04-02),
4. 4212926 - Parts subject to wear which come into contact with metal melts (1980-07-15),
5. 4179046 - Refractory plate for slide closures of metallurgical vessels (1979-12-18),
6. 4174970 - Refractory composition (1979-11-20),

Title: Gunter Gelsdorf: Innovator in Furnace Technology

Introduction

Gunter Gelsdorf is a notable inventor based in Nordenstadt, Germany. He has made significant contributions to the field of furnace technology, holding a total of 6 patents. His innovative designs have improved the efficiency and durability of furnace components.

Latest Patents

Gelsdorf's latest patents include a revolutionary furnace hearth designed for use in DC arc furnaces. This hearth features an upper layer of magnesia containing chromic oxide, a lower layer made of graphite and an organic bonding agent, and an intermediate layer that combines materials from both the upper and lower layers. This design enhances service durability, making it particularly effective for steel rods embedded in the bottom that act as the anode. Another significant patent is for an electrode used in electric arc furnaces. This electrode consists of a cooled metal sheath covered with a refractory protective jacket. The design includes refractory anchors fixed to the exterior of the sheath, which are spaced apart. The protective jacket features an undercoat on the exterior of the sheath and a protective layer that extends between the anchors. This layer is made of a refractory material that exhibits thermoplastic properties at operating temperatures, ensuring both rigidity and high-viscosity melting phases.

Career Highlights

Throughout his career, Gelsdorf has worked with prominent companies such as Didier-Werke AG and MAN Maschinenfabrik Augsburg-Nürnberg AG. His experience in these organizations has contributed to his expertise in furnace technology and innovation.

Collaborations

Gelsdorf has collaborated with notable professionals in his field, including Hartmut Hlawatschek and Peter Jeschke. These collaborations have further enriched his work and contributed to advancements in furnace technology.

Conclusion

Gunter Gelsdorf's contributions to furnace technology through his patents and collaborations highlight his role as an influential inventor. His innovative designs continue to impact the industry positively.

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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