Oct 31 (Reuters) - Origin Energy Ltd ORG.AX :
* Revenue for Sept quarter 2017 was $678.6 million, up 1 percent compared to June quarter
* Qtrly production of 89.1 pje was stable compared to June quarter
* Sales in Sept quarter 91.4 pje versus 78.5 pje
* Compared to corresponding period in FY2016, origin's quarterly production increased by 20 per cent
* APLNG expects to complete a maintenance shutdown during Q2 FY2018