Patents by Inventor Sasha J. Peggs

Sasha J. Peggs 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).

  • Use of bioaugmentation and a controlled release nitrate source to reduce hydrogen sulfide concentrations in wastewater systems
    Patent number: 6059973
    Abstract: A method of reducing sulfide odors in wastewater collection and treatment systems. The method includes adding nitrate ions in the form of a controlled release composition and microbes to the wastewater effective to reduce hydrogen sulfide levels. The controlled release composition can be in the form of a water-in-oil emulsion. The microbes can be aerobic and facultative Bacillus species.
    Type: Grant
    Filed: July 1, 1999
    Date of Patent: May 9, 2000
    Inventors: Alice P. Hudson, Sasha J. Peggs