2009-yil 3-noyabr kuni Slite shahridagi tsement zavodi, Cementa AB va HeidelbergCement guruhi uchun alohida kun bo'ldi. Bosh direktor doktor Bernd Shayfele ishtirokida soatiga 1 200 000 m3 dan ortiq hajmli oqim uchun mo'ljallangan yangi paket filtri ochildi.

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