Patents Assigned to PVS Technologies, Inc.
  • Patent number: 7820119
    Abstract: The present invention involves a system and method of making ferric chloride with reduced amounts of hydrochloric acid for water treatment. The method comprises preparing a reactant batch comprising ferric oxide and hydrochloric acid at a predetermined molar ratio. The method further includes mixing the reactant batch with an impeller rotating between about 60 and 150 revolutions per minute. The method further includes maintaining the reactant batch at a temperature between about 70° Fahrenheit and 180° Fahrenheit. The method forms a reaction product including ferric chloride and a reduced amount of hydrochloric acid.
    Type: Grant
    Filed: March 7, 2005
    Date of Patent: October 26, 2010
    Assignee: PVS Technologies, Inc.
    Inventors: Dennis E. Rutkowski, Andy M. Yaksic
  • Patent number: 6923947
    Abstract: The present invention involves a system and method of making ferric chloride with reduced amounts of hydrochloric acid for water treatment. The method comprises preparing a reactant batch comprising ferric oxide and hydrochloric acid at a predetermined molar ratio. The method further includes mixing the reactant batch with an impeller rotating between about 60 and 150 revolutions per minute. The method further includes maintaining the reactant batch at a temperature between about 70° Fahrenheit and 180° Fahrenheit. The method forms a reaction product including ferric chloride and a reduced amount of hydrochloric acid.
    Type: Grant
    Filed: June 13, 2003
    Date of Patent: August 2, 2005
    Assignee: PVS Technologies, Inc.
    Inventors: Dennis E. Rutkowski, Andy M. Yaksic
  • Publication number: 20040253169
    Abstract: The present invention involves a system and method of making ferric chloride with reduced amounts of hydrochloric acid for water treatment. The method comprises preparing a reactant batch comprising ferric oxide and hydrochloric acid at a predetermined molar ratio. The method further includes mixing the reactant batch with an impeller rotating between about 60 and 150 revolutions per minute. The method further includes maintaining the reactant batch at a temperature between about 70° Fahrenheit and 180° Fahrenheit. The method forms a reaction product including ferric chloride and a reduced amount of hydrochloric acid.
    Type: Application
    Filed: June 13, 2003
    Publication date: December 16, 2004
    Applicant: PVS TECHNOLOGIES, INC.
    Inventors: Dennis E. Rutkowski, Andy M. Yaksic