Systems and methods for underground storage of biogas

Hydraulic and earth engineering – Fluid control – treatment – or containment – Fluid storage in earthen cavity

Reexamination Certificate

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C166S265000

Reexamination Certificate

active

08002498

ABSTRACT:
Systems and methods for producing purified biogas are disclosed. In one embodiment of the invention, a method includes collecting biogas from a landfill, transporting the biogas to a first well, injecting the biogas into the first well, and pressurizing the first well to store the biogas.

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