Each LNG In A Box unit is fully equipped with a gas pre-treatment system, cold box assembly and boil off gas compressor as well as a GE's turboexpander compressor, high-speed reciprocating compressor, electric motor, driver and control system.

WSJ: GE Unveils LNG In A Box(TM) System; Gasfin Selects New Technology for Fueling Stations in Europe

While the state doesn't allow shale gas development yet, there are many battles against the growing number of pipelines and compressor stations needed to bring gas from around the country to meet New York City's insatiable demand for it.

WSJ: NY town of 9/11 workers wages gas pipeline fight

The setup relies on a compressor to compress gas, which liquifies first and then evaporates, absorbing heat along the way.

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OsComp Systems, a privately held start-up company based in Houston, Texas, wants to distribute natural gas the way that propane is distributed and has pioneered a compressor technology that it claims will allow it to do so.

FORBES: OsComp, Global Partners Pursue Virtual Pipelines for Natural Gas

Compressor stations are needed at intervals along a pipeline to pressurize the gas and keep it moving.

WSJ: NY town of 9/11 workers wages gas pipeline fight