Patents by Inventor Lewis Adam Heptonstall

Lewis Adam Heptonstall has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for the acid-catalysed dehydration of ethanol
    Patent number: 9828319
    Abstract: A process for the acid-catalyzed dehydration of ethanol, the process comprising the steps of distilling an ethanol feedstock (101) comprising at least one nitrogen-containing contaminant to form an overhead stream (102) and a bottom stream comprising ethanol (103), wherein the distillation has a reflux ratio of at least 20:1; and reacting the bottom stream in the presence of an acid catalyst to form a product stream comprising ethylene.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: November 28, 2017
    Assignee: Technip E&C Limited
    Inventors: Leslie William Bolton, Nigel Stewart Brown, Lewis Adam Heptonstall, Andrew John Hogben, Susan Elizabeth Little, Stephen James Smith
  • PROCESS FOR THE ACID-CATALYSED DEHYDRATION OF ETHANOL
    Publication number: 20160326080
    Abstract: A process for the acid-catalysed dehydration of ethanol, the process comprising the steps of distilling an ethanol feedstock (101) comprising at least one nitrogen-containing contaminant to form an overhead stream (102) and a bottom stream comprising ethanol (103), wherein the distillation has a reflux ratio of at least 20:1; and reacting the bottom stream in the presence of an acid catalyst to form a product stream comprising ethylene.
    Type: Application
    Filed: December 19, 2014
    Publication date: November 10, 2016
    Applicant: TECHNIP E&C LIMITED
    Inventors: Leslie William Bolton, Nigel Stewart Brown, Lewis Adam Heptonstall, Andrew John Hogben, Susan Elizabeth Little, Stephen James Smith