Natural gas such as those in Siberia. Hydrates require a combination of high pressure and low temperature to form. In 2010, the cost of extracting natural gas from crystallized natural gas was estimated to be as much as twice the cost of extracting natural gas from conventional sources, and even higher from offshore deposits. In 2013, Japan Oil, Gas and Metals National Corporation (JOGMEC) announced that they had recovered commercially relevant quantities of natural gas from methane hydrate. The image below is a schematic block flow diagram of a typical natural gas processing plant. It shows the various unit processes used to
Piedmont Natural Gas Piedmont Natural Gas Piedmont Natural Gas Company, Inc. is a wholly owned subsidiary of Duke Energy. Piedmont is an energy services company whose principal business is the distribution of natural gas to over one million residential, commercial, industrial and power generation customers in portions of North Carolina, South Carolina and Tennessee, including customers served by municipalities who are their wholesale customers. They are invested in joint venture, energy-related businesses, including regulated interstate natural gas transportation and storage and regulated intrastate natural gas transportation businesses. In 2013, the company was awarded as a Platinum-level Start! Fit-Friendly Company by the American Heart