This invention relates to a method for the storage of hydrogen in subterranean carbonaceous formations and, more particularly, to {HEAD ~ the storage} of {TAIL ~ hydrogen} in coal beds which have been at least partially depleted of methane 
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This invention relates to a method for the storage of hydrogen in subterranean carbonaceous formations and , more particularly , to { HEAD ~ the storage } of { TAIL ~ hydrogen } in coal beds which have been at least partially depleted of methane
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