Eagle Ford Shale

Injecting gas plus water proved more effective and less costly than gas-only injection in the Bakken.

The Oklahoma City-based tight-oil producer has agreed to acquire Validus Energy.

The principles behind unconventional wells lead to production profiles very different from conventional wells. High initial-production rates drop to much lower rates in a matter of months or a few years. How many in the US are currently considered low-production-rate wells?

A rigless chemical frac-hit remediation process was designed to address the damage mechanisms of capillary phase trapping, reduced hydrocarbon relative permeability, paraffin deposition, and minor scale deposition.

The US producer also closed its acquisition of assets in the Permian through a deal with Primexx.

Lagoon becomes a multibasin player in water management while WES locks down assets that could drive future deals.

Canadian midstream giant adds key US oil export capacity via private-equity exit.

The authors write that cyclic gas injection enhanced oil recovery for Eagle Ford volatile oil can yield substantial increases in estimated ultimate recovery.

The deal follows investor pressure shared across the US shale sector to reduce leverage and capital outflows.

Though shelved by low oil prices, the plan to execute the largest enhanced oil recovery program of its kind offers insights into what it may take for the shale sector to escape pilot mode and scale up gas huff ’n’ puff operations.