Patents by Inventor Luis Esteban Hernandez

Luis Esteban Hernandez 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).

  • Dual pressure-retaining manway system
    Patent number: 9835294
    Abstract: According to some embodiments, a cryogenic storage tank includes a manway formed in a body of the cryogenic storage tank. An inner manway lid is coupled to an inner wall of the cryogenic storage tank and disposed over at least a portion of the manway. An outer manway lid is coupled to an outer wall of the cryogenic storage tank and disposed over at least a portion of the manway. The inner and outer manway lids are configured to retain pressure within the cryogenic storage tank.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: December 5, 2017
    Assignee: Trinity Tank Car, Inc.
    Inventors: Mark J. Ollweiler, Ivan Keith Hall, Luis Esteban Hernandez
  • Dual Pressure-Retaining Manway System
    Publication number: 20150276133
    Abstract: According to some embodiments, a cryogenic storage tank includes a manway formed in a body of the cryogenic storage tank. An inner manway lid is coupled to an inner wall of the cryogenic storage tank and disposed over at least a portion of the manway. An outer manway lid is coupled to an outer wall of the cryogenic storage tank and disposed over at least a portion of the manway. The inner and outer manway lids are configured to retain pressure within the cryogenic storage tank.
    Type: Application
    Filed: April 1, 2015
    Publication date: October 1, 2015
    Inventors: Mark J. Ollweiler, Ivan Keith Hall, Luis Esteban Hernandez
  • Method and System for a Submerged Pump
    Publication number: 20150276130
    Abstract: According to some embodiments, a system for a submerged pump includes a cryogenic storage tank and a pump chamber. The pump chamber is suspended from a top of the cryogenic storage tank in a vertical orientation. The pump chamber includes a liquid pump operable to pump cryogenic liquid from the cryogenic storage tank.
    Type: Application
    Filed: April 1, 2015
    Publication date: October 1, 2015
    Inventors: Ivan Keith Hall, Luis Esteban Hernandez, Anthony Joseph Morreale