Filtration technology group LiqTech International, Inc. will be providing the main presentation at this year’s LD Micro Conference in December. LiqTech’s chairman, Aldo Petersen, is expected to discuss LiqTech’s recent acquisition of the Danish water filtration company, Provital Systems A/S. For more on this topic, click here:: LiqTech International to Present at LD Micro Conference On December 3rd