Patents by Inventor Edith Beerdsen

Edith Beerdsen 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).

  • Hydrocarbon conversion using molecular sieve SSZ-75
    Patent number: 8177961
    Abstract: The present invention relates to new crystalline molecular sieve SSZ-75 prepared using a tetramethylene-1,4-bis-(N-methylpyrrolidinium) dication as a structure-directing agent, and its use in catalysts for hydrocarbon conversion reactions.
    Type: Grant
    Filed: January 14, 2010
    Date of Patent: May 15, 2012
    Assignee: Chevron U.S.A. Inc.
    Inventors: Stacey Zones, Allen Burton, Theodorus Ludovicus Michael Maesen, Berend Smit, Edith Beerdsen
  • Hydrocarbon conversion using molecular sieve SSZ-75
    Patent number: 7906698
    Abstract: The present invention relates to new crystalline molecular sieve SSZ-75 prepared using a tetramethylene-1,4-bis-(N-methylpyrrolidinium) dication as a structure-directing agent, and its use in catalysts for hydrocarbon conversion reactions.
    Type: Grant
    Filed: January 14, 2010
    Date of Patent: March 15, 2011
    Assignee: Chevron U.S.A. Inc.
    Inventors: Stacey Zones, Allen Burton, Theodorus Ludovicus Michael Maesen, Berend Smit, Edith Beerdsen
  • HYDROCARBON CONVERSION USING MOLECULAR SIEVE SSZ-75
    Publication number: 20100121122
    Abstract: The present invention relates to new crystalline molecular sieve SSZ-75 prepared using a tetramethylene-1,4-bis-(N-methylpyrrolidinium) dication as a structure-directing agent, and its use in catalysts for hydrocarbon conversion reactions.
    Type: Application
    Filed: January 14, 2010
    Publication date: May 13, 2010
    Inventors: Stacey I. Zones, Allen W. Burton, JR., Theodorus Ludovicus Michael Maesen, Berend Smit, Edith Beerdsen
  • HYDROCARBON CONVERSION USING MOLECULAR SIEVE SSZ-75
    Publication number: 20100121124
    Abstract: The present invention relates to new crystalline molecular sieve SSZ-75 prepared using a tetramethylene-1,4-bis-(N-methylpyrrolidinium) dication as a structure-directing agent, and its use in catalysts for hydrocarbon conversion reactions.
    Type: Application
    Filed: January 14, 2010
    Publication date: May 13, 2010
    Inventors: Stacey I. Zones, Allen W. Burton, JR., Theodorus Ludovicus Michael, Berend Smit, Edith Beerdsen
  • Hydrocarbon conversion using molecular sieve SSZ-75
    Patent number: 7651603
    Abstract: The present invention relates to new crystalline molecular sieve SSZ-75 prepared using a tetramethylene-1,4-bis-(N-methylpyrrolidinium) dication as a structure-directing agent, and its use in catalysts for hydrocarbon conversion reactions.
    Type: Grant
    Filed: June 1, 2007
    Date of Patent: January 26, 2010
    Assignee: Chevron U.S.A. Inc.
    Inventors: Stacey I. Zones, Allen W. Burton, Jr., Theodorus Ludovicus Michael Maesen, Berend Smit, Edith Beerdsen
  • HYDROCARBON CONVERSION USING MOLECULAR SIEVE SSZ-75
    Publication number: 20070284284
    Abstract: The present invention relates to new crystalline molecular sieve SSZ-75 prepared using a tetramethylene-1,4-bis-(N-methylpyrrolidinium)dication as a structure-directing agent, and its use in catalysts for hydrocarbon conversion reactions.
    Type: Application
    Filed: June 1, 2007
    Publication date: December 13, 2007
    Inventors: Stacey I. Zones, Allen W. Burton, Theodorus Ludovicus Michael Maesen, Berend Smit, Edith Beerdsen
  • Dewaxing process using zeolites MTT and GON
    Publication number: 20070029229
    Abstract: The present invention relates to the use of a combination of zeolites having the MTT and GON framework topologies defined by the connectivity of their tetrahedral atoms as a catalyst in a process for dewaxing hydrocarbon feedstocks.
    Type: Application
    Filed: August 1, 2006
    Publication date: February 8, 2007
    Inventors: Theodorus Maesen, Berend Smit, Edith Beerdsen