Treasurer Josh Frydenberg has rejected a Chinese consortium's proposed $13 billion purchase of APA Group, saying the deal would result in an undue concentration of foreign ownership of the country's gas transmission pipelines.
Oil prices have fallen further, with US crude futures sliding to an eight-month low, a day after Washington granted sanction waivers to top buyers of Iranian oil and as Iran said it had so far been able to sell as much oil as it needs to sell.
Oil prices were mixed after a steep five-day fall, as the United States formally imposed punitive sanctions on Iran but granted eight countries temporary waivers allowing them to keep buying oil from the Islamic Republic.
Oil prices have fallen about one per cent and notched a weekly loss of over six per cent, as investors worried about oversupply after the United States said it will temporarily spare eight jurisdictions from Iran-related sanctions.
Oil has fallen nearly 3.0 per cent, with US crude futures hitting lows not seen since April, due to growing concerns that global demand is weakening at a time when output from the world's major oil producers is surging.
Oil prices have fallen and posted the worst monthly performance since mid-2016 on evidence of rising global crude supply, but losses were limited by signs of strong US demand for fuel.
Oil prices have dropped more than one per cent on signs of rising supply and concern that global economic growth and demand for fuel will fall victim to the US-China trade war.
Oil prices have edged lower, with futures on track for the worst monthly performance since mid-2016, after Russia signalled that output will remain high and as concern over the global economy fuelled worries about demand for crude.
A sluggish approvals process for seismic work at the Xanadu prospect in the Perth Basin has led Whitebark Energy to sell its stake in the project in a $5 million deal, with the money to head to Canada instead.
Oil prices rose overnight, following the US stock market higher a day after Wall Street's biggest drop since 2011, and as Saudi Arabia's energy minister signalled major producers may have to intervene in crude markets to support prices.
Gas is flowing at Woodside Petroleum’s Greater Western Flank-2 project, an extension of the North West Shelf Venture, with the company saying costs came in 30 per cent under budget.
Oil prices plunged about five per cent overnight to two-month lows as a sell-off in global equity markets raised worries about demand growth and after Saudi Arabia said it could supply more crude quickly if needed, easing concerns ahead of US sanctions on Iran.
Tokyo-based Inpex has achieved a significant milestone, with the first shipment of LNG departing the company’s $46 billion Ichthys project at its onshore plant in Darwin.
Oil futures changed little after paring earlier losses, despite Saudi Arabia's pledge to raise crude production to a record high, two weeks before US sanctions potentially choke off Iranian supplies.
SPECIAL REPORT: Gold Corporation, Alcoa, Roy Hill and Chevron have all posted higher revenue numbers in Business News’ annual analysis of WA’s biggest exporters.
The Environmental Protection Authority will receive a $3.3 million funding boost to deal with a recent spike in proposals in Western Australia, with the government also announcing plans for a scheme to allow the outsourcing of some assessments.
Oil prices have risen on signs of surging demand in China, the world's number two oil consumer, although prices were headed for a second weekly decline on swelling US inventories and concern that trade wars were curbing economic activity.
Oil prices fell as investors' concerns returned to the impact an escalating trade row between China and the United States will have on oil demand growth and data showing ample supplies.
Woodside Petroleum has reported around a 25 per cent jump in third-quarter revenue, underpinned by rising output at the Wheatstone liquefied natural gas project and higher oil and LNG prices.
Local tech company DTI Group has announced a host of board changes, while Pancontinental Oil & Gas chief executive is set to resign due to personal reasons.
Oil prices have edged up in cautious trade as expectations of higher US shale output and inventories vied with worries that crude supply from the Middle East could be disrupted by looming US sanctions on Iran and growing tensions with top exporter Saudi Arabia.
Oil prices have steadied, supported by geopolitical tension over the disappearance of a Saudi journalist that has stoked worries about supplies from the world's top crude exporter, but weighed by concern over long-term demand outlook.c
Crude futures have steadied late in the session, following the stock market slightly higher, after earlier swinging lower on a weakening oil demand outlook.
Opinion: Investment bank Credit Suisse says there could be a new micro-LNG train getting ready to roll in WA, and smaller players such as Beach Energy could be in the driver’s seat.
Oil prices have slumped to more than two-week lows as global stock markets fall, with investor sentiment made more bearish by a bigger-than-expected build in US crude inventories.
Oil prices dropped two per cent overnight as US equity markets broadly fell, even though energy traders worried about shrinking Iranian supply from US sanctions and kept an eye on Hurricane Michael, which closed some US Gulf of Mexico oil output.
Oil prices have risen about one per cent on growing evidence of falling Iranian crude exports before the imposition of new US sanctions, as well as a partial production shutdown in the Gulf of Mexico because of Hurricane Michael.