Sept 14 (Reuters) - Gen III Oil Corp GIII.V :
* Gen III Oil Corp. reaches purchase and sale agreement estimated in excess of $760mm with elbow river marketing ltd.
* Gen III Oil Corp - under terms of PSA, Elbow River will purchase majority of Gen III's bowden plant production
* Gen III Oil Corp - signing of purchase and sale agreement with Elbow River Marketing Ltd. for majority of Gen III's finished products