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Chemical recovery articles

Explore our innovative solutions and advancements in chemical recovery through a collection of insightful customer stories and articles.

Advancing recovery island efficiency and sustainability at the ICRC 2025

In late September 2025, over 100 pulp industry professionals gathered in Toronto, Canada to the International Chemical Recovery Conference (ICRC) to discuss cutting-edge developments aimed at improving efficiency, sustainability, and safety within the chemical recovery cycle. 

Over 100 White Liquor Oxidation systems delivered by Valmet

White Liquor Oxidation increases mill’s internal chemical circulation, reduces operational costs, and reduces the need for make-up chemicals.

Marcus Wallenberg Prize 2024 awarded to lignin researchers

Marcus Wallenberg Prize 2024 ceremony and symposium were arranged in November 2024 in Stockholm, Sweden. Hanna Karlsson from Valmet presented LignoBoost technology and development at the symposium.

Mercer Lignin Center inaugurated with Valmet LignoBoost XS

The state-of-the-art Mercer Lignin Center was inaugurated on August 23, 2023 at Mercer Rosenthal's site in Rosenthal am Rennsteig, Germany.

New, world leading plant for odor free lignin

A new, world-leading plant for odor free lignin will be built at LignoCity in Värmland, Sweden.

Zero accidents at the Obbola lime kiln project site

SCA Obbola lime kiln project in Sweden was executed without any lost time incidents for Valmet’s own employees and contractors at the site.

Stationary cooler for Stendal lime kiln

Stendal mill turned to Valmet in early 2020 as it was time to replace some parts in the existing rotary cooler and they wanted to study different alternatives.

Final phase of works in Bracell’s Project Star starting

Valmet’s delivery to Bracell's new mill includes an evaporation plant and a white liquor plant. Around 500 special parts were transported in six months for the Lençóis Paulista mill.

Valmet LignoBoost XS: Concept development and experience with first plant delivery

This article is a summary of a paper which will be presented at the International Chemical Recovery Conference ICRC in Brazil in 2021.