Patents by Inventor Sanjay N. Kalhan

Sanjay N. Kalhan 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).

  • Patent number: 7662758
    Abstract: Polymeric polyol ester additives for metal working applications are described that have lower pour points and improved solubility in API Group II and III basestocks. The polymeric polyol ester contains linear monocarboxylic acid, alkanedioic acid, alk(en)yl substituted succinic acid or anhydride, trihydric alcohol and pentaerythritol.
    Type: Grant
    Filed: June 13, 2006
    Date of Patent: February 16, 2010
    Assignee: The Lubrizol Corporation
    Inventors: Christian G. Ollinger, Derek T. Phillips, Frank L. Kroto, Sanjay N. Kalhan
  • Publication number: 20070287645
    Abstract: Polymeric polyol ester additives for metal working applications are described that have lower pour points and improved solubility in API Group II and III basestocks. The polymeric polyol ester contains linear monocarboxylic acid, alkanedioic acid, alk(en)yl substituted succinic acid or anhydride, trihydric alcohol and pentaerythritol.
    Type: Application
    Filed: June 13, 2006
    Publication date: December 13, 2007
    Applicant: THE LUBRIZOL CORPORATION
    Inventors: Christian G. Ollinger, Derek T. Phillips, Frank L. Kroto, Sanjay N. Kalhan
  • Patent number: 6372842
    Abstract: The present invention relates to methods of using an aqueous composition or dispersion containing a water-soluble or water-dispersible synthetic polymer, and compositions formed thereof. The aqueous composition or dispersion is added to agricultural spray compositions, ink compositions, deicing or anti-icing compositions, latex paint and coating compositions, cleaner compositions, adhesives, fire-extinguishing chemical compositions, hydro-metallurgy/electro-winning compositions, compositions having organosilanes, personal care compositions, water-based hydraulic compositions, dust control compositions, and textile finish compositions, to impart properties including aerosol control, spatter control, shear stability, rheology control, transfer efficiency, oil/water reduction, sling control, emollient performance, film forming capability, surface activity, encapsulent ability, lubricity, thickening, and anti-wear capability, to the resultant composition formed thereof.
    Type: Grant
    Filed: June 14, 1999
    Date of Patent: April 16, 2002
    Assignee: The Lubrizol Corporation
    Inventors: Bryan A. Grisso, Robert E. Quinn, Sanjay N. Kalhan, Edward J. Konzman, Saurabh S. Lawate, James H. Bush, Joseph W. Pialet, Paul Walsh, Carlos A. Piedrahita, Philip R. Miller, Alan C. Clark, David L. Facchiano, Al E. Haas, Clifford Kowall, Richard A. Denis
  • Patent number: 6344517
    Abstract: The present invention relates to a metalworking fluid composition comprising an aqueous composition or dispersion containing a water-soluble or water-dispersible synthetic polymer, and method of use thereof. The aqueous composition or dispersion is added to a metal working fluid composition to impart aerosol control and shear stability.
    Type: Grant
    Filed: December 28, 1999
    Date of Patent: February 5, 2002
    Assignee: The Lubrizol Corporation
    Inventors: Robert E. Quinn, Richard A. Denis, Sanjay N. Kalhan