Switch - Solid Energy enters joint venture to investigate lignite briquetting http://www.coalnz.com/index.cfm/1,293,html Switch http://www.coalnz.com/img/logo.gif http://www.coalnz.com/index.cfm/1,293,html Switch 60 en Solid Energy enters joint venture to investigate lignite briquetting 11/09/09 http://www.coalnz.com/index.cfm/1,293,970,html