Patents by Inventor Godavarthi S. Varadarajan

Godavarthi S. Varadarajan 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).

  • Extruder apparatus for separating solids from fluids
    Patent number: 5489381
    Abstract: A novel apparatus for isolating solids, slurries or wetcakes from fluids is disclosed. Said apparatus comprises an extruder having a dynamic seal and a barrel comprising a slip joint and a floating auger which allows for solid recovery under pressure in the absence of substantial solvent volatilization.
    Type: Grant
    Filed: August 1, 1994
    Date of Patent: February 6, 1996
    Assignee: General Electric Company
    Inventors: James Day, Ganesh Kailasam, Godavarthi S. Varadarajan
  • Extruder apparatus for isolating solids from fluids
    Patent number: 5480541
    Abstract: A novel apparatus for isolating solids, slurries or wetcakes from fluids is disclosed. Said novel apparatus comprises an extruder having a dynamic seal and a barrel comprising an auger and a movable cap which allows for solid recovery under pressure in the absence of substantial solvent volatilization.
    Type: Grant
    Filed: August 1, 1994
    Date of Patent: January 2, 1996
    Assignee: General Electric Company
    Inventors: James Day, Ganesh Kailasam, Godavarthi S. Varadarajan
  • Spray apparatus for separating solids from fluids
    Patent number: 5480540
    Abstract: A novel apparatus for separating solids from fluids is closed to the atmosphere and comprises a spray feed inlet, a distributor cup and a heat exchanger and it allows for solid recovery under pressure without requiring substantial solvent volatilization.
    Type: Grant
    Filed: October 17, 1994
    Date of Patent: January 2, 1996
    Assignee: General Electric Company
    Inventors: James Day, Ganesh Kailasam, Godavarthi S. Varadarajan
  • Apparatus for isolating solids from fluids
    Patent number: 5466370
    Abstract: A novel apparatus for isolating solids or wetcakes from fluids is disclosed. Said apparatus is closed to the atmosphere and comprises a torque sensor and movable cap which allows for solid recovery under pressure without requiring substantial solvent volatilization.
    Type: Grant
    Filed: June 30, 1994
    Date of Patent: November 14, 1995
    Assignee: General Electric Company
    Inventors: James Day, Ganesh Kailasam, Godavarthi S. Varadarajan
  • Apparatus for separating solids from fluids
    Patent number: 5417854
    Abstract: A novel apparatus for isolating solids or wetcakes from fluids is disclosed. Said apparatus is closed to the atmosphere and comprises a slip joint and a floating auger which allows for solid recovery under pressure in the absence of substantial solvent volatilization.
    Type: Grant
    Filed: December 29, 1993
    Date of Patent: May 23, 1995
    Assignee: General Electric Company
    Inventors: James Day, Ganesh Kailasam, Godavarthi S. Varadarajan, Kenneth M. Carroll
  • Process for isolating polymer resins from solutions
    Patent number: 5306807
    Abstract: A process for isolating high bulk density polymer resins from polymer resin solutions is provided herein. More particularly, a polymer resin having a glass transition temperature of greater than about ambient temperature is isolated from a polymer resin solution by subjecting the polymer resin solution a gaseous component under moderate pressure and ambient temperature.
    Type: Grant
    Filed: July 30, 1993
    Date of Patent: April 26, 1994
    Assignee: General Electric Company
    Inventors: Ganesh Kailasam, Godavarthi S. Varadarajan