Larox Corporation Company announcement 25.1.2010 at 4.15 pm Preliminary result of Outotec's mandatory public tender offer for Larox shares The offer period under the mandatory public tender offer by Outotec Oyj for all the series A and B shares issued by Larox Corporation, which are not in the ownership of Outotec or which Larox does not own, as well as for the unused subscription rights relating to the 1994 bonus issue by Larox expired on January 22, 2010. Larox Corporation has been informed that according to the preliminary result of the Tender Offer, the shares tendered in the Tender Offer, together with the Larox shares already owned by Outotec, represent approximately 98.4% of all the Larox shares and approximately 99.7% of all the votes attached to the Larox shares. According to Outotec, the final result of the tender offer will be confirmed and announced on or about January 27, 2010. Outotec stock exchange release published on January 25 is enclosed in its entirety to this company announcement. Larox Corporation Further information: Juhana Ylikojola President & CEO Phone +358 207 687 266 Fax +358 207 687 380 juhana.ylikojola@larox.com www.larox.com Distribution NASDAQ OMX Helsinki Ltd., Central Media Larox develops, designs and manufactures industrial filters and is a leading technology company in its field. Larox is a full service solution provider in filtration for separating solids from liquids. It supplies comprehensive aftermarket services throughout the lifespan of the Larox solution. Companies world-wide in mining and metallurgy, chemical processing and related industries benefit from the Larox technologies. Larox operates in over 40 countries and has about 600 employees. Larox has production facilities in Finland and in China, and the Group is headquartered in Lappeenranta, Finland. Net sales in 2008 totaled 208.0 million euros, of which more than 93 % were generated by exports and the company's foreign operations. ENCLOSURE OUTOTEC OYJ STOCK EXCHANGE RELEASE, JANUARY 25, 2010 AT 3.15 PM Preliminary result of Outotec's mandatory public tender offer for Larox shares The offer period under the mandatory public tender offer by Outotec Oyj (”Outotec”) for all the series A and B shares issued by Larox Corporation (“Larox”), which are not in the ownership of Outotec or which Larox does not own, as well as for the unused subscription rights relating to the 1994 bonus issue by Larox (the “Subscription Rights”)(the “Tender Offer”) expired on January 22, 2010. According to the preliminary result of the Tender Offer, the shares tendered in the Tender Offer, together with the Larox shares already owned by Outotec, represent approximately 98.4% of all the Larox shares and approximately 99.7% of all the votes attached to the Larox shares. All the remaining Larox series A shares have been tendered in the Tender Offer. According to the preliminary result of the Tender Offer, 28 Subscription Rights, which entitle to subscribe for a total of 30 Larox shares, have been tendered in the Tender Offer. Outotec's intention is to acquire all the Larox shares. Outotec may thus purchase Larox series B shares also in public trading on NASDAQ OMX Helsinki or otherwise at a price not exceeding the offer price for the shares, which is EUR 9.56 in cash (or alternatively 0.40 Outotec shares) for each Larox series B share. Outotec may also purchase Subscription Rights at a price which does not exceed the Subscription Right offer price, which is EUR 11.47 in cash for each Subscription Right. The final result of the Tender Offer will be confirmed and announced on or about January 27, 2010. Outotec Oyj Board of Directors For further information, please contact: OUTOTEC OYJ Pertti Korhonen, CEO, tel. +358 20 529 211 Vesa-Pekka Takala, CFO, tel. +358 20 529 211, +358 40 570 0074 Rita Uotila, VP - Investor Relations, tel. +358 20 529 2003, +358 400 954 141 Eila Paatela, VP - Corporate Communications, tel. +358 20 529 2004, +358 400 817 198 e-mails: firstname.lastname@outotec.com DISTRIBUTION NASDAQ OMX Helsinki Main media www.outotec.com