Patents by Inventor Guido Mazza

Guido Mazza 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).

  • Formulations useful as asphaltene dispersants in petroleum products
    Patent number: 7674365
    Abstract: A composition comprising: (i) a chelating aminocarboxylic acid-C8-C22 amine complex; (ii) a C15-C21 bis(2-hydroxyethyl)amide; and (iii) a C15-C44 imidazoline compound.
    Type: Grant
    Filed: October 6, 2005
    Date of Patent: March 9, 2010
    Assignee: Rohm and Haas Company
    Inventors: Rajiv M. Banavali, Bharati Dinkar Chheda, Guido Mazza Manari
  • Recovery and transportation of heavy crude oils
    Patent number: 6402934
    Abstract: Novel amine-chelate complexes are useful in significantly reducing the viscosity of heavy crude oils, facilitating the recovery and transportation of such heavy crude oils. The amine-chelate complexes are formed by heating together an organic amine with a chelating agent.
    Type: Grant
    Filed: February 28, 2000
    Date of Patent: June 11, 2002
    Assignee: Rohm and Haas Company
    Inventors: Bharati Dinkar Chheda, Rajiv Manohar Banavali, Guido Mazza