Patents by Inventor John L. Griffiths

John L. Griffiths 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 LIQUEFACTION OF NATURAL GAS
    Publication number: 20150033793
    Abstract: A process and system for production of liquefied natural gas (LNG) from natural gas. The natural gas is first partially purified by removal of water and other contaminants, followed by partial chilling to freeze some contaminants and to allow for production of a purge stream to remove other contaminants. These contaminants may be removed from the stream. The process has advantages of low cost and improved removal of contaminants.
    Type: Application
    Filed: July 23, 2014
    Publication date: February 5, 2015
    Inventor: John L. Griffiths