Halliburton Company (NYSE:HAL) and Baker Hughes Incorporated (NYSE:BHI) today announced that the companies intend to vigorously contest the U.S. Department of Justice's (DOJ) effort to block their pending merger. The companies believe that the DOJ has reached the wrong conclusion in its assessment of the transaction and that its action is counterproductive, especially in the context of the challenges the U.S. and global energy industry are currently experiencing.

The transaction combines two complementary technology portfolios into a pore-to-pipeline products and services offering to the global oil and gas industry. The merger will create technology-driven growth by integrating Schlumberger reservoir and well technology with Cameron wellhead and surface equipment, flow control and processing technology. This will result in the industry’s first complete drilling and production systems, which are enabled by Schlumberger expertise in instrumentation, data processing, control software, and system integration.

State-run Saudi Arabian Oil Co. increased its official selling price for May Light, Medium and Heavy sales to U.S. buyers by 40 cents a barrel, the company said in an e-mailed statement Tuesday. Extra Light crude will sell at a premium of $2.60 a barrel to the regional benchmark, 75 cents higher than the differential in April. For the U.S., the benchmark is the Argus Sour Crude Index.

Brazil’s troubled state-run oil company Petróleo Brasileiro SA on Friday announced a beefed up voluntary layoff program that could affect up to 12,000 jobs amid intense efforts to cut costs.

Leading global drilling and engineering contractor, KCA Deutag, today announces that it has sold its jack-up drilling unit, the Ben Loyal to Egyptian headquartered Advanced Energy Systems A.D.E.S. SAE for an undisclosed sum.

In 2015, LUKOIL Group total hydrocarbon production increased by 2.8 % y-o-y and reached 2.379 million boe per day. Crude oil production* increased by 3.6 % y-o-y to 100.7 million tons.

“Today, we signed a number of important documents aimed at further advancing the dialogue with our strategic partner OMV. Our relationship is no longer limited to business. By consistently enhancing our cooperation, we are moving toward our ambitious goals – increasing the supplies of Russian oil and gas to Europe and developing the scientific and technical potential of our companies.”

Natural gas consumption in the 28-nation European Union grew by some 4% last year to 426.3bn m3, according to latest estimates from Eurogas, the trade association representing 43 gas wholesale and distribution companies.

The sale of Aramco, or Saudi Arabian Oil Co., is planned for 2018 or even a year earlier, according to the prince. The fund will then play a major role in the economy, investing at home and abroad. It would be big enough to buy Apple Inc., Google parent Alphabet Inc., Microsoft Corp. and Berkshire Hathaway Inc. -- the world’s four largest publicly traded companies.

The international oil company said on Wednesday it was co-operating with officials from both the Netherlands and Italy as they investigate the $1.1bn deal, which Shell signed five years ago alongside Eni, the Italian oil company.

BP’s Energy Outlook for 2016 forecasts that by 2035 shale gas will account for a quarter of total gas produced globally and China will become the world’s largest contributor to growth in shale gas production.

The framework agreement includes opportunities for joint investment in future oil and gas exploration, and possible oil and gas trading deals, including LNG.

But in order to extract those resources, BP has had to wage a battle to control inflated costs and root out fraud, internal documents and interviews with former employees of BP and its contractors show.

The world’s biggest oil exporter, known as Saudi Aramco, won’t cancel any oil, gas or refining projects, Amin Nasser told reporters during a conference in Al-Ahsa in eastern Saudi Arabia. Aramco is also studying a possible expansion of the country’s largest oil refinery, Ras Tanura, which has a capacity of 550,000 barrels a day, he said Wednesday.

China, the world's top energy user, is keen to boost cleaner burning natural gas consumption to tackle air pollution.