http://www.freshpatents.com/Chemistry--fischer-tropsch-processes--or-purification-or-recovery-of-products-thereof-dtnewntc518.php USPTO Class 518 - Chemistry: fischer-tropsch processes; or purification or recovery of products thereof en-us Mon, 20 May 2013 13:44:16 -0700 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/-dt20130516ptan20130123377.php Mon, 20 May 2013 13:44:16 -0700 Process for the preparation of ethanol and/or higher alcohols comprising the steps of: (a) providing an alcohol synthesis gas comprising carbon monoxide and hydrogen in a molar ratio of higher than 0.5; (c) adding an amount of methanol and/or higher alcohols to the synthesis gas to obtain a synthesis gas...