Millions of barrels of untapped oil that U.S. shale drillers discovered during the boom years are about to disappear from their inventories.

China's April imports of crude oil from Middle East suppliers rose 10% year on year to a record high of 16.61 million mt or 4.06 million b/d, led by Saudi Arabian supply, according to detailed data released Saturday by the General Administration of Customs.

BHI Rig Count: U.S. -3 to 885 rigs

Prices have also risen with internationally traded Brent recovering from a six-year low near $45 a barrel in January to $64.90 on Wednesday.

Crude oil prices bounced back on Wednesday from steep falls in the previous session as strong Japanese economic growth surprised markets and the business outlook in Australia also seemed to brighten, stoking producer hopes of increased demand.

Analysts at Moody’s predict that the default rate for oil and gas companies with lower credit ratings — B2 or lower — could increase to 7.4% by March 2016 from 2.7%.

Mexico's government on Thursday slashed its economic growth forecast to between 2.2 to 3.2 percent this year after data showed the economy grew at its slowest pace in over a year undermined by flagging oil revenue and weak U.S. growth.

U.S. oil companies, still smarting from the crude price rout, are attracting a wave of new investment from unlikely sources - hedge funds and private equity firms flocking to the energy market for the first time to bet on a rebound.

The dollar was a contributing factor to oil’s crash between June and January as it rose 16 per cent against a basket of other currencies. However, the 60 per cent decline in crude from about $115 to $45 a barrel over the same period illustrates how crude was largely trading on its own fundamentals, as the US shale boom contributed to oversupply.

More than $100bn of spending on new projects by the world’s energy companies has been slowed, postponed or axed following the oil price plunge, evidence of the drastic industry action that will curb output in coming years.

The rebound in oil prices has wide-reaching implications. For one, it certainly affects the situation in Russia and the Ukraine. As the price of oil stabilizes, the Russian government has become more comfortable with its fiscal situation, despite the fact that low oil prices and Western sanctions have sunk the country into a recession that will likely last through next year.

The cutbacks by energy companies likely contributed to a drop in the production of industrial machinery, which fell 0.9 percent, its second straight decline. The strong dollar also likely held back machinery sales, because it makes goods more expensive overseas. Companies like Caterpillar are exporting fewer trucks, bulldozers and other industrial machines.

Europe’s oil capital is a victim of the sharp drop in oil prices since last year

U.S. Rig Count is down 6 rigs from last week to 888, with oil rigs down 8 to 660, gas rigs up 2 to 223, and miscellaneous rigs unchanged at 5.

Venezuela is pushing for a new agreement between OPEC and non-OPEC nations to stabilize oil prices, President Nicolas Maduro said on Friday, in the most serious indication yet of a renewed drive to boost prices back to $100 per barrel.