SEARCH Articles Figures Tables Introduction to Alkanes Methane, Ethane, and Propane Metathesis propane/methane cross-metathesi Methane + ethane + propane Methane + propane + heptane Methane + propane + n-butane Methane propane hydrates Methane, propane, and n-pentane Methane/propane cross-metathesis Propane methane recovery