Patents by Inventor Hamish Robert Mackey

Hamish Robert Mackey 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).

  • Method for wastewater treatment by urine separation, seawater addition, and nitrification and in-sewer denitrification
    Patent number: 10093568
    Abstract: A method for wastewater treatment which comprises (a) separating and/or collecting urine from the wastewater for pretreatment, (b) removing phosphorus from urine using seawater, (c) optionally oxidizing nitrogen from urine, and (d) discharging the phosphorus-removed and/or nitrogen-oxidized urine to a sewer.
    Type: Grant
    Filed: May 28, 2012
    Date of Patent: October 9, 2018
    Assignee: THE HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Guanghao Chen, Hamish Robert Mackey, Feng Jiang, Ho Kwong Chui
  • METHOD FOR WASTEWATER TREATMENT BY URINE SEPARATION, SEAWATER ADDITION, AND NITRIFICATION AND IN-SEWER DENITRIFICATION
    Publication number: 20140116939
    Abstract: A method for wastewater treatment which comprises (a) separating and/or collecting urine from the wastewater for pretreatment, (b) removing phosphorus from urine using seawater, (c) optionally oxidizing nitrogen from urine, and (d) discharging the phosphorus-removed and/or nitrogen-oxidized urine to a sewer.
    Type: Application
    Filed: May 28, 2012
    Publication date: May 1, 2014
    Applicant: THE HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Guanghao Chen, Hamish Robert Mackey, Feng Jiang, Ho Kwong Chui