Oudkarspel, Netherlands

Petrus J Kramer

This inventor holds 1 USPTO granted patent. Top assignee: Estel Hoogovens Bv. Active years: 1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Petrus J Kramer. Retrieved from https://idiyas.com/inventor/petrus-j-kramer

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1982

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1 patent (USPTO):Explore Patents

Title: Innovations of Petrus J Kramer

Introduction

Petrus J Kramer is a notable inventor based in Oudkarspel, Netherlands. He has made significant contributions to the field of metallurgy, particularly in the steelmaking process. His innovative approach addresses a common challenge faced in the industry.

Latest Patents

Kramer holds a patent for a method of removal of slag deposits from the bottom of a furnace. Slag deposited on the bottom of a steelmaking furnace, especially a soaking pit for steel ingots, is difficult to remove. To enable this to be done while the furnace is hot, it is proposed to supply a substance, such as ferro-silicon, which lowers the melting point of the slag. Additionally, a substance that reacts exothermically is introduced to initiate the melting of the slag. When the slag is sufficiently liquefied, it can be removed by means of a mechanical grab.

Career Highlights

Petrus J Kramer is associated with Estel Hoogovens Bv, where he applies his expertise in metallurgy. His work focuses on improving processes that enhance efficiency and safety in steel production.

Collaborations

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Conclusion

Petrus J Kramer’s innovative methods in slag removal demonstrate his commitment to advancing steelmaking technology. His contributions are valuable to the industry and highlight the importance of continuous innovation in metallurgy.

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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