Patents by Inventor John W. Fields

John W. Fields 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).

  • Evaporator
    Patent number: 10384145
    Abstract: The invention relates to an evaporator. The evaporator may include a drum. The drum may have a first portion and a second portion. The drum may include a product inlet positioned at the first portion of the drum, a product outlet positioned at the second portion of the drum, a vapor outlet, and an agitator. The evaporator may have a heating jacket and/or a product supply pipe. The heating jacket may be configured to surround the drum and/or to heat the product in the drum. The product supply pipe may be positioned outside the drum and/or may extend from the second portion of the drum to the product inlet positioned at the first portion of the drum. The product supply pipe may be in direct contact with the heating jacket.
    Type: Grant
    Filed: October 10, 2016
    Date of Patent: August 20, 2019
    Assignee: NEDERMAN HOLDING AB
    Inventors: Jessica L. Astoria, John W. Fields, James W. Horton, Jr.
  • EVAPORATOR
    Publication number: 20170106310
    Abstract: The invention relates an evaporator. The evaporator may include a drum. The drum may have a first portion and a second portion. The drum may include a product inlet positioned at the first portion of the drum, a product outlet positioned at the second portion of the drum, a vapor outlet, and an agitator. The evaporator may have a heating jacket and/or a product supply pipe. The heating jacket may be configured to surround the drum and/or to heat the product in the drum. The product supply pipe may be positioned outside the drum and/or may extend from the second portion of the drum to the product inlet positioned at the first portion of the drum. The product supply pipe may be in direct contact with the heating jacket.
    Type: Application
    Filed: October 10, 2016
    Publication date: April 20, 2017
    Applicant: Nederman Holding AB
    Inventors: Jessica L. Astoria, John W. Fields, James W. Horton, JR.