China, the largest buyer of Sudanese crude oil, is pressing Sudan and the newly independent South Sudan to end a row that has led to the blockade of about 200,000 barrels a day of crude oil and contributed to higher global oil prices.
The intervention by Beijing, which last year bought two-thirds of Sudan’s output, comes as Brent crude, the benchmark, surged above $110 a barrel.
Oil analysts said that although the disruption was relatively small, the physical market was so tight after supply outages earlier this year in areas from Libya and Syria to the North Sea and Azerbaijan that the loss of crude had already been felt.
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