Launo L Lilja

This inventor holds 62 USPTO granted patents and 1 published patent application, plus 7 CIPO patents and 5 EPO patents, primarily in Liquid-Liquid Extraction (CPC class 4222). Top assignees: Outokumpu Oy, Outokumpu Oyj, Outotec Oyj. Active years: 1979-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Launo L Lilja. Retrieved from https://idiyas.com/inventor/launo-l-lilja

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

USPTO Granted Patents = 62 (Patent Applications = 1)

% Patents Active = 90.3

CIPO Patents = 7

EPO Patents = 5 (Patent Applications = 3)

Average Co-Inventor Count = 3.8

ph-index = 12

Forward Citations = 533(Granted Patents)

Forward Citations (Not Self Cited) = 484(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Liisankatu, FI (2006 - 2009)
Pori, FI (1979 - 2016)

Company Filing History:

Outokumpu Engineering Contractors Oy

patents

5. 5 out of 9

Outokumpu Research Oy

patents

6. 3 out of 16

Outokumpu Technology Oy

patents

7. 3 out of 4

Outokumpu Technology Oyj

patents

8. 1 out of 1

Eco Technology Jvv Oy

patent

9. 1 out of 1

Outokumpu Harjavelta Metals Oy

patent

Years Active: 1979-2016

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Areas of Expertise:

Liquid-Liquid Extraction

Slurry Mixing

Gas Scrubbing

Flotation Mechanism

Dispersion Control

Heat Recovery

Copper Extraction

Vortex Formation

Batch Preparation

Reactor Mixing

Waste Heat Boiler

Multigas Scrubber

62 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9352290 - Device and method for dispersing two solutions in each other in solvent extraction (2016-05-31),

2. 9138698 - Impeller for mixing slurry in metallurgical processes (2015-09-22),

3. 8133442 - Method to enhance clarification in a mixing reactor and said mixing reactor (2012-03-13),

4. 8020710 - Method and equipment for liquid-liquid extraction (2011-09-20),

5. 7678275 - Method and equipment for liquid-liquid extraction (2010-03-16),

6. 7517461 - Method and equipment to control separation of a dispersion liquid-liquid extraction (2009-04-14),

7. 7465402 - Method and equipment for guiding dispersion in liquid-liquid extraction (2008-12-16),

8. 7390420 - Method and equipment for compressing a dispersion in liquid-liquid extraction (2008-06-24),

9. 7070174 - Mixing apparatus for mixing gas in a closed reactor (2006-07-04),

10. 6991111 - Flotation mechanism and cell (2006-01-31),

11. 6805734 - Compact cascade scrubber for scrubbing exhaust gas (2004-10-19),

12. 6799683 - Flotation mechanism and method for dispersing gas and controlling flow in a flotation cell (2004-10-05),

13. 6706186 - Method for extracting copper from an aqueous solution (2004-03-16),

14. 6432370 - Method and apparatus for controllably conducting a solution, obtained from liquid-liquid extraction of two solutions and mixed into dispersion, to a wide settler (2002-08-13),

15. 6267900 - Method and apparatus for adjusting the boundary surface between two controllably flowing and mutually separable and for conducting both solutions out of the separation part (2001-07-31),

Title: Launo L. Lilja: Innovator in Hydrometallurgical Technologies

Introduction

Launo L. Lilja is a prominent inventor based in Pori, Finland, known for his significant contributions to the field of hydrometallurgy. With an impressive portfolio of 62 patents, he has developed innovative solutions that enhance the processes involved in metal recovery and extraction.

Latest Patents

Among his latest patents, the "Device and method for dispersing two solutions in each other in solvent extraction" stands out. This invention focuses on a mixing device designed to create a dispersion of two solutions that are either insoluble or poorly soluble in each other, making it particularly effective in hydrometallurgical applications. The device features three helical bars rotating around a shaft, ensuring efficient mixing for solvent extraction solutions used in metal recovery.

Another notable invention, the "Impeller for mixing slurry in metallurgical processes," introduces a turbine-type high-power impeller specifically for mixing slurries in reactors. This impeller consists of at least five blades with a unique design, including straight front edges and chamfered trailing edges, which optimize its performance for hydrometallurgical processes.

Career Highlights

Launo Lilja has a distinguished career with notable contributions to respected companies in the industry. He has worked at Outokumpu Oy, renowned for its expertise in mining and metallurgical processes, alongside Outokumpu Oyj, a company that plays a pivotal role in metal extraction and processing.

Collaborations

Throughout his career, Launo has collaborated with other talented individuals, including Bror G. Nyman and Valto J. Makitalo. These partnerships have further enriched his projects and innovations, combining expertise to advance technologies in metal recovery.

Conclusion

Launo L. Lilja’s innovative spirit and dedication to enhancing hydrometallurgical processes have solidified his reputation as a leading inventor in this field. His numerous patents reflect his commitment to creating efficient solutions for metal extraction, and his collaborations have contributed significantly to the advancements in this industrial domain.

Profile summary based on public USPTO records.