Dagang Oilfield

Zhong4-** Oil Well

Production History

Depth 2832.5-2840.8m, reservoir pollution, production shut down.

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Before

U-TEM operation: It was put into production in 2002, the formation around the well is blocked, acidizing and other measures have no effect, no production is available, and production has been stopped.

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After

U-TEM operation: The maximum daily oil increase reached 15 tons, nearly double the historical maximum daily output of the well. The oil increase reached 1000 tons in90 days, and the oil well assets were revitalized by 1 million USD.

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UTEM Performance

Enhanced oil production rate exceeded well’s initial production rate. Daily oil production was increased by 15 ton/day in maximum.

More than 1,636 tons of oil were recovered in 260 days.