• Northwest Pipe announces $7M order PORTLAND, OR, Dec. 21, 2007 -- Northwest Pipe Company reported that it has received a verbal commitment from Oscar Renda Contracting of Roanoke, Texas, for the Reuse Pipeline and Diffuser to Lake Lanier -- Contract 3 project for the Gwinnett County Department of Water Resources near Atlanta, Georgia... • Purfresh secures funding round LIVERMORE, CA, Dec. 20, 2007 -- Purfresh, formerly known as Novazone Inc., a leading provider of clean solutions for food and water, announced that it has raised a $25 million Series C financing round... • LDAR Symposium planned for April in San Antonio RESEARCH TRIANGLE PARK, NC, Dec. 18, 2007 -- The 8th Annual ISA Fugitive Emissions - LDAR Symposium will be held 1-3 April 2008 at the Hilton San Antonio Airport Hotel in San Antonio, Texas.