Patents by Inventor Manoj Kumar Sarkar

Manoj Kumar Sarkar 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).

  • PROCESS FOR SEPARATING BIOMASS COMPONENTS
    Publication number: 20150025229
    Abstract: The present invention provides a process and System for Separation of biomass components into individual components such as cellulose, hemicellulose and lignin. The present invention provides a process for separating lignin in its native form. The cellulose obtained by the process of the present invention is highly reactive for saccharification.
    Type: Application
    Filed: February 18, 2014
    Publication date: January 22, 2015
    Applicant: NAGARJUNA ENERGY PRIVATE LIMITED
    Inventors: Dinakaran Samuel SUDHAKARAN, Suresh Chandra SRIVASTAVA, Manoj Kumar SARKAR, Banibrata PANDEY, Sakthi Priya PECHIMUTHU
  • Process for preventing polymerization of cracked volatile products during pyrolysis and gasification
    Patent number: 8709965
    Abstract: The present invention is directed towards a process of preparing a catalyzed carbonaceous material and preventing polymerization of cracked volatile products during pyrolysis or gasification of carbonaceous materials.
    Type: Grant
    Filed: July 31, 2008
    Date of Patent: April 29, 2014
    Assignee: Nagarjuna Energy Private Limited
    Inventors: Manoj Kumar Sarkar, Banibrata Pandey, Malaiyandi Vasanthi, Koruprolu Venkata Rao, Petichimuthu Sakthipriya
  • Process for recovering products from fermentation
    Patent number: 8585902
    Abstract: The present invention provides a process and an apparatus for transferring a solute from a first fluid to a second fluid immiscible in each other.
    Type: Grant
    Filed: June 19, 2008
    Date of Patent: November 19, 2013
    Assignee: Nagarjuna Energy Private Limited
    Inventors: Manoj Kumar Sarkar, Banibrata Pandey, Venkata Sunil Jagani, Venkata Prasad Kutikuppala
  • Process for producing small molecular weight organic compounds from carbonaceous material
    Patent number: 8487142
    Abstract: The present invention discloses a process for producing small molecular weight organic compounds from carbonaceous material comprising a step of contacting the carbonaceous material with carbon monoxide (CO) and steam in presence of a shift catalyst at a predetermined temperature and pressure.
    Type: Grant
    Filed: July 31, 2008
    Date of Patent: July 16, 2013
    Assignee: Nagarjuna Energy Private Limited
    Inventors: Manoj Kumar Sarkar, Dhurjati Prasad Chakrabarti, Dhruba Sarkar, Banibrata Pandey
  • Process and apparatus for concentrating dilute solution
    Patent number: 8245521
    Abstract: The present invention provides a process and an apparatus for concentrating dilute solution.
    Type: Grant
    Filed: June 19, 2008
    Date of Patent: August 21, 2012
    Assignee: Nagarjuna Energy Private Limited
    Inventors: Manoj Kumar Sarkar, Binay Kumar Giri, Banibrata Pandey
  • Process for Producing Small Molecular Weight Organic Compounds from Carbonaceous Material
    Publication number: 20110313178
    Abstract: The present invention discloses a process for producing small molecular weight organic compounds from carbonaceous material comprising a step of contacting the carbonaceous material with carbon monoxide (CO) and steam in presence of a shift catalyst at a predetermined temperature and pressure.
    Type: Application
    Filed: July 31, 2008
    Publication date: December 22, 2011
    Applicant: NAGARJUNA ENERGY PRIVATE LIMITED
    Inventors: Manoj Kumar Sarkar, Dhurjati Prasad Chakrabarti, Dhruba Sarkar, Banibrata Pandey
  • Process for Preventing Polymerization of Cracked Volatile Products During Pyrolysis and Gasification
    Publication number: 20110240923
    Abstract: The present invention is directed towards a process of preparing a catalyzed carbonaceous material and preventing polymerization of cracked volatile products during pyrolysis or gasification of carbonaceous materials.
    Type: Application
    Filed: July 31, 2008
    Publication date: October 6, 2011
    Applicant: NAGARJUNA ENERGY PRIVATE LIMITED
    Inventors: Manoj Kumar Sarkar, Banibrata Pandey, Malaiyandi Vasanthi, Koruprolu Venkata Rao, Petichimuthu Sakthipriya
  • PROCESS FOR SEPARATING BIOMASS COMPONENTS
    Publication number: 20100317843
    Abstract: The present invention provides a process and System for Separation of biomass components into individual components such as cellulose, hemicellulose and lignin. The present invention provides a process for separating lignin in its native form. The cellulose obtained by the process of the present invention is highly reactive for saccharification.
    Type: Application
    Filed: June 19, 2008
    Publication date: December 16, 2010
    Applicant: NAGARJUNA ENERGY PRIVATE LIMITED
    Inventors: Dinakaran Samuel Sudhakaran, Suresh Chandra Srivastava, Manoj Kumar Sarkar, Banibrata Pandey, Sakthi Priya Pechimuthu
  • SINGLE STEP PROCESS FOR SEPARATING BIOMASS COMPONENTS
    Publication number: 20100190973
    Abstract: The invention is directed towards a method of pretreatment of a lignocellulose containing biomass so as to make the biomass amenable to enzymatic digestion. More particularly, the instant application discloses a single step separation of biomass into individual components such as cellulose, hemicellulose and lignin without losing chemical nature and with high purity at a time.
    Type: Application
    Filed: June 19, 2008
    Publication date: July 29, 2010
    Applicant: Nagarjuna Energy Private Limited
    Inventors: Suresh Chandra Srivastava, Dinakaran Samuel Sudhakaran, Manoj Kumar Sarkar, Banibrata Pandey, Sakthi Priya Pechimuthu
  • PROCESS AND APPARATUS FOR CONCENTRATING DILUTE SOLUTION
    Publication number: 20100126193
    Abstract: The present invention provides a process and an apparatus for concentrating dilute solution.
    Type: Application
    Filed: June 19, 2008
    Publication date: May 27, 2010
    Applicant: NAGARJUNA ENERGY PRIVATE LIMITED
    Inventors: Manoj Kumar Sarkar, Binay Kumar Giri, Banibrata Pandey