 BALLERUP, Denmark, May 3, 2021 PRNewswire -- LiqTech International, Inc. NASDAQ: LIQT, a clean technology company that manufactures and markets highly specialized filtration products and systems, will report financial results for its first quarter 2021 ended March 31, 2021 on Wednesday, May 12, 2021 before the market opens. The Company has scheduled a conference call that same day, Wednesday, May 12, 2021 at 9:00 a.m. 