Patents by Inventor Carmelo Sferrazza

Carmelo Sferrazza 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).

  • Control of zebra mussels in flow-through service water systems
    Patent number: 9420796
    Abstract: A method for controlling bivalve growth in a service water system of a plant is disclosed. Upon detecting an increase in the number of veligers or settlement stage bivalves, chlorine anion is introduced into the service water to obtain a chlorine anion concentration of between 0.10 and 2.0 mg/l for a period of 10 to 40 days. Also disclosed is a two-stage method for controlling bivalve growth in a service water system.
    Type: Grant
    Filed: January 31, 2013
    Date of Patent: August 23, 2016
    Assignee: ASI Group Ltd.
    Inventor: Carmelo Sferrazza
  • Control of zebra mussels in closed service water systems
    Patent number: 9003693
    Abstract: A method for controlling bivalve growth in a static or semi-static service water system of a plant is disclosed. Upon detecting an increase in the concentration of veligers or settlement stage bivalves, potassium is introduced into the service water to obtain a potassium cation concentration of between 10 mg/l and 150 mg/l for a period of 2 to 30 days. The methods are particularly useful for controlling zebra mussel growth in service water systems for fire prevention.
    Type: Grant
    Filed: January 31, 2013
    Date of Patent: April 14, 2015
    Assignee: ASI Group Ltd.
    Inventor: Carmelo Sferrazza
  • CONTROL OF ZEBRA MUSSELS IN CLOSED SERVICE WATER SYSTEMS
    Publication number: 20140208635
    Abstract: A method for controlling bivalve growth in a static or semi-static service water system of a plant is disclosed. Upon detecting an increase in the concentration of veligers or settlement stage bivalves, potassium is introduced into the service water to obtain a potassium cation concentration of between 10 mg/l and 150 mg/l for a period of 2 to 30 days. The methods are particularly useful for controlling zebra mussel growth in service water systems for fire prevention.
    Type: Application
    Filed: January 31, 2013
    Publication date: July 31, 2014
    Applicant: ASI GROUP LTD.
    Inventor: Carmelo Sferrazza
  • CONTROL OF ZEBRA MUSSELS IN FLOW-THROUGH SERVICE WATER SYSTEMS
    Publication number: 20140208634
    Abstract: A method for controlling bivalve growth in a service water system of a plant is disclosed. Upon detecting an increase in the number of veligers or settlement stage bivalves, chlorine anion is introduced into the service water to obtain a chlorine anion concentration of between 0.10 and 2.0 mg/l for a period of 10 to 40 days. Also disclosed is a two-stage method for controlling bivalve growth in a service water system.
    Type: Application
    Filed: January 31, 2013
    Publication date: July 31, 2014
    Applicant: ASI Group Ltd.
    Inventor: Carmelo Sferrazza