LiqTech International, Inc.(NASDAQ:LIQT), a clean technology company that manufactures and markets highly specialized filtration products and systems, today announced the receipt of a significant order for a containerized pilot system for produced water treatment from Razorback Direct Oilfield Solutions and Services LLC, a Houston based company providing water treatment solutions consultancy for oil & gas water treatment in the U.S. This order becomes the first U.S.-based oil & gas produced water order for LiqTech, marking a significant milestone in the Company's efforts to expand it operations in North America.

In February, LiqTech entered into a distribution...