Patents by Inventor Merwyn E. Howells

Merwyn E. Howells 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).

  • Fluoropolymer lined metallic vessel design
    Patent number: 7780930
    Abstract: The invention provides an apparatus useful in fluorinating organic compounds, or more particularly to a reactor system suitable for the fluorination of organic compounds on a commercial scale. The apparatus is also useful in chemical reactions including heating or cooling.
    Type: Grant
    Filed: November 18, 2005
    Date of Patent: August 24, 2010
    Assignee: Honeywell International, Inc.
    Inventors: Yuon Chiu, Merwyn E. Howells, Stephen A. Cottrell
  • Fluoropolymer lined metallic vessel design
    Patent number: 7102040
    Abstract: The invention provides an apparatus useful in fluorinating organic compounds, or more particularly to a reactor system suitable for the fluorination of organic compounds on a commercial scale. The apparatus is also useful in chemical reactions including heating or cooling.
    Type: Grant
    Filed: April 4, 2003
    Date of Patent: September 5, 2006
    Assignee: Honeywell International Inc.
    Inventors: Yuon Chiu, Merwyn E. Howells, Stephen A. Cottrell
  • Fluoropolymer lined metallic vessel design
    Publication number: 20040199031
    Abstract: The invention provides an apparatus useful in fluorinating organic compounds, or more particularly to a reactor system suitable for the fluorination of organic compounds on a commercial scale. The apparatus is also useful in chemical reactions including heating or cooling.
    Type: Application
    Filed: April 4, 2003
    Publication date: October 7, 2004
    Applicant: Honeywell International, Inc.
    Inventors: Yuon Chiu, Merwyn E. Howells, Stephen A. Cottrell
  • Inhibition of corrosive attack by sulfuric acid on carbon steel
    Patent number: 4154791
    Abstract: Addition of small amounts of nitric acid to aqueous sulfuric acid containing more than about 60% by weight of H.sub.2 SO.sub.4 inhibits corrosive attack on carbon steel with which it may come in contact.
    Type: Grant
    Filed: December 27, 1977
    Date of Patent: May 15, 1979
    Assignee: Allied Chemical Corporation
    Inventors: Merwyn E. Howells, Jack H. Van Sciver, William C. Knoll