SYDNEY, AUSTRALIA: Australian-Singaporean water and waste-water treatment company De.mem Ltd (ASX: DEM) has signed a binding agreement to acquire 100% in the shares of Stevco Seals & Pumps Victoria Pty Ltd. Consideration will be $1.25 million in cash and $250,000 in DEM shares, plus an additional $180,000 in cash and $30,000 in shares for Stevco’s…