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For the Inventor, By the Inventor

Kirkkonummi, Finland

Ilkka Veikko Kojo

This inventor holds 13 USPTO granted patents. Top assignees: Outokumpu Oyj, Outotec Oyj, Outokumpu Engineering Contractors Oy. Active years: 1997-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ilkka Veikko Kojo. Retrieved from https://idiyas.com/inventor/ilkka-veikko-kojo

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

USPTO Granted Patents = 13

% Patents Active = 46.2

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 33(Granted Patents)


Location History:

  • Espoo, FI (2003)
  • Kaksosmäki, FI (2008)
  • Kirkkonummi, FI (1997 - 2015)

Company Filing History:

goldMedal5 out of 177 
 
Outokumpu Oyj
 patents
silverMedal3 out of 220 
 
Outotec Oyj
 patents
bronzeMedal2 out of 12 
 
Outokumpu Engineering Contractors Oy
 patents
4. 2 out of 16 
 
Outokumpu Technology Oy
 patents
5. 1 out of 834,453 
Other
 patents

Years Active: 1997-2015

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13 patents (USPTO):Explore Patents
1. 9169537 - Supply system for suspension smelting furnace (2015-10-27),
2. 8956564 - Supply system for suspension smelting furnace (2015-02-17),
3. 7393496 - Method and apparatus for increasing the capacity of a waste heat boiler in a metallurgic smelting furnace (2008-07-01),
4. 6955140 - Method and apparatus for increasing the capacity of a waste heat boiler in a metallurgic smelting furnace (2005-10-18),
5. 6936216 - Melt launder (2005-08-30),
6. 6887298 - Method and equipment for smelting non-ferrous metal sulphides in a suspension smelting furnace in order to produce matte of a high non-ferrous metal content and disposable slag (2005-05-03),
7. 6858175 - Bottom structure for a smelting furnace (2005-02-22),
8. 6755890 - Method for reducing non-ferrous metal content in slag in the production of non-ferrous metals occurring in suspension smelting furnace (2004-06-29),
9. 6641777 - Method for the manufacture of a composite cooling element for the melt zone of a metallurgical reactor and a composite cooling element manufactured by said method (2003-11-04),
10. 6615913 - Pyrometallurgical reactor cooling element and its manufacture (2003-09-09),
11. 6565799 - Equipment for the even feed of pulverous material to a concentrate burner of suspension smelting furnace (2003-05-20),
12. 5772955 - Apparatus for suspension smelting (1998-06-30),
13. 5674310 - Method and apparatus for feeding reaction gas and solids (1997-10-07),

Title: Ilkka Veikko Kojo: Innovator in Suspension Smelting Technology

Introduction

Ilkka Veikko Kojo is a notable inventor based in Kirkkonummi, Finland. He has made significant contributions to the field of suspension smelting technology, holding a total of 13 patents. His innovative approaches have advanced the efficiency and effectiveness of smelting processes.

Latest Patents

Kojo's latest patents include a supply system for suspension smelting furnaces. This method provides a constant and continuous feed to the furnace, utilizing intermediate storage bins for fine-grained feed. A feed rate controller is employed to accurately manage the feed rate of the material. Additionally, a pneumatic conveyor lifts the feed to the top level of the furnace, where the burner is located. The design of the storage bins is notably heavy and situated close to the ground, while the constructions around and above the furnace are significantly lighter than traditional solutions.

Career Highlights

Throughout his career, Ilkka Kojo has worked with prominent companies such as Outokumpu Oyj and Outotec Oyj. His experience in these organizations has allowed him to refine his expertise in smelting technologies and contribute to various innovative projects.

Collaborations

Kojo has collaborated with several professionals in his field, including Risto Saarinen and Ari Jokilaakso. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Ilkka Veikko Kojo's contributions to suspension smelting technology exemplify his dedication to innovation. His patents and career achievements reflect a commitment to advancing industrial processes.

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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