Preferred technology partner for the process industry

We create performance increasing technology. Our main products are evaporators, heat recovery systems, air heaters and heat exchangers for the pulp and paper industry. Thereto we offer equipment and solutions for several other industries, and we are constantly looking for new applications for our equipment.

Black liquor & recovery of chemicals from pulp cooking

Evaporators, condensers, and concentrators for effective liquor treatment.

Evapora­tors for the BCTMP process

Our evaporators make the BCTMP process smoother and more ecologically sustainable.

Heat recovery

With our heat recovery solutions, the waste energy generated from industrial processes can be efficiently utilized.

Drying lines

The advanced solutions of our heat transfer equipment make drying lines less complicated.

Other industry applica­tions

In addition to the pulp and paper industries, our solutions also benefit other process industries.

Rinheat Oy - Technically advanced solutions for the process industry

We create technology that makes pulp mills and process industries more energy efficient, ecologically sustainable, and effective. The core of our operations are evaporator upgrades, heat recovery systems and other heat transfer solutions. We serve our customers primarily as an equipment supplier, but we are also able to offer our projects as turn-key solutions.



The foundation of our solutions is created by decades of product development work, our skilled team of experts, and a close partnership with Finnish and international industrial companies. We constantly strive to expand the application areas of our technologies; for example, we have delivered solutions to plants in the bio industry.


We deliver solutions directly to end customers or as a subcontractor for projects in Europe. In other parts of the world, we operate mainly as an equipment engineering partner for larger companies. Contact us and we'll take a closer look at what we can do for you.

Contact us

News

Two young athletes sponsored by Rinheat showing their medals after a successful competition.
23 May 2025
Rinheat supports promising young athletes through sponsored partnerships, highlighting its commitment to youth development and community engagement.
Two young athletes sponsored by Rinheat showing their medals after a successful competition.
23 May 2025
Rinheat supports promising young athletes through sponsored partnerships, highlighting its commitment to youth development and community engagement.
Handshake marking agreement for high pressure accumulator delivery between Rinheat and Sunds Fiberte
by Johan Mikander 4 March 2025
Rinheat has received an order for a high pressure accumulator from Sunds Fibertech, supporting improved performance and reliability in industrial steam systems.
Installation of reboiler upperpart during industrial renewal project managed by Rinheat.
20 January 2025
Rinheat has received its fifth order for a reboiler upperpart renewal, strengthening long-term reliability and performance at the TMP steam system.
Aerial view of Hylte Paper mill in Sweden where Rinheat delivers a reboiler renewal project.
23 October 2024
Rinheat has received an order for a reboiler renewal at Hylte Paper mill in Sweden, strengthening process reliability and long-term operational efficiency.
Two young athletes sponsored by Rinheat showing their medals after a successful competition.
23 May 2025
Rinheat supports promising young athletes through sponsored partnerships, highlighting its commitment to youth development and community engagement.
Handshake marking agreement for high pressure accumulator delivery between Rinheat and Sunds Fiberte
by Johan Mikander 4 March 2025
Rinheat has received an order for a high pressure accumulator from Sunds Fibertech, supporting improved performance and reliability in industrial steam systems.
Installation of reboiler upperpart during industrial renewal project managed by Rinheat.
20 January 2025
Rinheat has received its fifth order for a reboiler upperpart renewal, strengthening long-term reliability and performance at the TMP steam system.

Tailored equipment for your production

Patented technology for evaporation, heat transfer and heat recovery.

References & success stories

Implementations that have increased production efficiency in Finland and around the world.

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Technological pioneering since 1993

Rinheat Oy's story began more than 40 years ago within the paper industry. Although our operations have changed and expanded over the years, we have always been at the forefront of our field.