Patents by Inventor John Lawrence Quinlain

John Lawrence Quinlain 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).

  • Recovering chrome from a tannery process
    Patent number: 10202661
    Abstract: A system and method for a chromium recovery process for recovering chromium from byproducts resulting from a tannery process. A system and process for solubilizing chromium contained in the oil byproduct into the remaining water content within the oil and extracting the water from the oil with the chromium sufficiently solubilized in the water such that the chromium content in the oil is sufficiently reduced below hazardous levels.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: February 12, 2019
    Assignee: Tyson Foods, Inc.
    Inventors: Dale F. Graham, Gary Rennerfeldt, Pansouvanh Douangdara, John Lawrence Quinlain
  • Method of recovering chrome from a tannery process
    Patent number: 9683270
    Abstract: A system and method for a chromium recovery process for recovering chromium from byproducts resulting from a tannery process. A system and process for solubilizing chromium contained in the oil byproduct into the remaining water content within the oil and extracting the water from the oil with the chromium sufficiently solubilized in the water such that the chromium content in the oil is sufficiently reduced below hazardous levels.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: June 20, 2017
    Assignee: Tyson Foods, Inc.
    Inventors: Dale F Graham, Gary Rennerfeldt, Pansouvanh Douangdara, John Lawrence Quinlain
  • RECOVERING CHROME FROM A TANNERY PROCESS
    Publication number: 20170158530
    Abstract: A system and method for a chromium recovery process for recovering chromium from byproducts resulting from a tannery process. A system and process for solubilizing chromium contained in the oil byproduct into the remaining water content within the oil and extracting the water from the oil with the chromium sufficiently solubilized in the water such that the chromium content in the oil is sufficiently reduced below hazardous levels.
    Type: Application
    Filed: February 17, 2017
    Publication date: June 8, 2017
    Inventors: Dale F. Graham, Gary Rennerfeldt, Pansouvanh Douangdara, John Lawrence Quinlain
  • METHOD OF RECOVERING CHROME FROM A TANNERY PROCESS
    Publication number: 20150167108
    Abstract: A system and method for a chromium recovery process for recovering chromium from byproducts resulting from a tannery process. A system and process for solubilizing chromium contained in the oil byproduct into the remaining water content within the oil and extracting the water from the oil with the chromium sufficiently solubilized in the water such that the chromium content in the oil is sufficiently reduced below hazardous levels.
    Type: Application
    Filed: December 17, 2013
    Publication date: June 18, 2015
    Inventors: Dale F. Graham, Gary Rennerfeldt, Pansouvanh Douangdara, John Lawrence Quinlain