PERTH, AUSTRALIA--August 6, 2013--Researched by Industrial Info Resources Australia (Perth, Australia)--APA Group Limited (ASX:APA) (Sydney, Australia), Australia's largest transmission pipeline company, is seeking to acquire Envestra Limited (ASX:ENV) (Adelaide, Australia) in a deal that was first announced last month. However, the deal appears to have fallen through after Envestra's board of directors rejected the takeover offer.