
US Chevron and Argentina’s nationalized YPF signed a partnership to on Wednesday to invest 1 billion dollars to develop the shale-oil reserves of Vaca Muerta in the hydrocarbons rich Patagonian province of Neuquén.

Argentina’ nationalized oil and gas corporation YPF is said to be in talks with Norway’s Statoil about a possible partnership as part of its 37 billion dollars drive to develop Argentina’s energy reserves. It is close to signing deals with US oil giant Chevron as well as Bridas Corp, the Chinese-Argentine joint venture, the Financial Times reported on Sunday.

Argentine nationalized oil company YPF is in advanced discussions with potential partners on the development of its shale assets, the company's chief executive said. YPF could complete a deal with Bridas Energy Holdings Ltd. before the end of the year, while an agreement with US oil major Chevron Corp. will likely close in the first quarter of 2013, he said, adding that the deals would likely be similar in size.

Argentine president Cristina Fernandez announced on Wednesday that wellhead natural gas prices are to rise substantially from current levels, an estimated 44%, with the purpose of attracting more investments and increasing production.

The Chicago Tribune, one of the leading Midwest US newspapers has been following closely the dispute in New York courts between the Argentine government and investment funds that are demanding full payment of sovereign bonds.

Spanish oil company Repsol has pressed charges against Chevron over “disloyal competition”, after the US company reached an agreement with its former Argentine branch YPF to conduct explorations in the Vaca Muerta reservoir, a company spokesman announced.

Repsol Chairman Antonio Brufau has expressed his determination to reach a solution on compensation for the nationalisation of its shares in YPF, and says that he is willing to take the matter to an international court level to ensure a fair amount is paid.

Argentina's recently nationalized oil and gas producer YPF SA and the US Chevron Corporation have signed a memorandum of understanding to explore for unconventional energy in Vaca Muerta, in the Patagonian province of Neuquen.

Argentina’s recently nationalized oil and gas corporation YPF announced non conventional oil was discovered in five new wells drilled in the Patagonian provinces of Chubut and Neuquen and anticipated that fuel prices in the country will continue to gradually increase to eliminate the gap with competition.

Exxon-Mobil Corp. and Apache Corp. will hold talks with Argentina's YPF next month to discuss further investments in the country's Vaca Muerta shale formation, said a YPF official briefed on the matter.