September 29-30, 2021, Hotel Manaira, João Pessoa, Paraíba (Brazil) :
SEMTEC 7º Seminário Técnico da Indústria do Cimento e Cal
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20-22 October 2021, Lille(France)
SIM Exhibition 70th, Congress of the mineral industry Society
expositionsim.com/
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9-12 November 2021 - Sertãozinho, SP (Brazil) :
Fenasucro & Agrocana, International Sugar Exhibition.
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