TREA

Lawrence J. Karas

Follow

Person

  • West Chester, PA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Desulfurization process
    • Patent number 7,314,545
    • Issue date Jan 1, 2008
    • Lyondell Chemical Technology, L.P.
    • Lawrence J. Karas
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Organosulfur oxidation process
    • Patent number 7,270,742
    • Issue date Sep 18, 2007
    • Lyondell Chemical Technology, L.P.
    • Lawrence J. Karas
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Purification on methyl tertiary butyl ether
    • Patent number 7,022,885
    • Issue date Apr 4, 2006
    • ARCO Chemical Technology, L.P.
    • Lawrence J. Karas
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Preparation of unsaturated polyesters
    • Patent number 6,555,623
    • Issue date Apr 29, 2003
    • ARCO Chemical Technology, L.P.
    • Lau S. Yang
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Purification of tertiary butyl alcohol
    • Patent number 6,417,412
    • Issue date Jul 9, 2002
    • ARCO Chemical Technology, L.P.
    • Andrew P. Kahn
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polyester resins based on terephthalic acid and 2-methyl-1,3-propan...
    • Patent number 6,414,085
    • Issue date Jul 2, 2002
    • ARCO Chemical Technology, L.P.
    • Lawrence J. Karas
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Selective olefin oligomerization
    • Patent number 6,376,731
    • Issue date Apr 23, 2002
    • ARCO Chemical Technology, L.P.
    • Thomas I. Evans
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Tertiary alkyl ester preparation using large-pore zeolite catalysts
    • Patent number 6,242,640
    • Issue date Jun 5, 2001
    • ARCO Chemical Technology, L.P.
    • Lawrence J. Karas
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Tertiary alkyl ester preparation
    • Patent number 6,194,602
    • Issue date Feb 27, 2001
    • ARCO Chemical Technology, L.P.
    • Lawrence J. Karas
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Ester preparation
    • Patent number 5,994,578
    • Issue date Nov 30, 1999
    • ARCO Chemical Technology, L.P.
    • Lawrence J. Karas
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Isobutylene oligomerization using isooctane diluent
    • Patent number 5,877,372
    • Issue date Mar 2, 1999
    • ARCO Chemical Technology, L.P.
    • Thomas I. Evans
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Diesel fuel
    • Patent number 5,308,365
    • Issue date May 3, 1994
    • Arco Chemical Technology, L.P.
    • Haven S. Kesling
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Diesel fuel composition
    • Patent number 5,258,049
    • Issue date Nov 2, 1993
    • Arco Chemical Technology, L.P.
    • Frank J. Liotta
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Process for the preparation of oxetanes from 1,3-glycol monosulfates
    • Patent number 5,081,268
    • Issue date Jan 14, 1992
    • ARCO Chemical Technology, Inc.
    • Roger A. Grey
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Ether sulfoxide compounds for enhanced oil recovery
    • Patent number 4,944,346
    • Issue date Jul 31, 1990
    • Atlantic Richfield Company
    • Roger A. Grey
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Composition and process for enhanced oil recovery
    • Patent number 4,736,795
    • Issue date Apr 12, 1988
    • Atlantic Richfield Company
    • Lawrence J. Karas
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    Desulfurization process
    • Publication number 20080047875
    • Publication date Feb 28, 2008
    • LYONDELL CHEMICAL TECHNOLOGY, L.P.
    • Lawrence J. Karas
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Desulfurization process
    • Publication number 20050150156
    • Publication date Jul 14, 2005
    • Lawrence J. Karas
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Organosulfur oxidation process
    • Publication number 20040178121
    • Publication date Sep 16, 2004
    • David W. Leyshon
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Organosulfur oxidation process
    • Publication number 20040178122
    • Publication date Sep 16, 2004
    • Lawrence J. Karas
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Purification of methyl tertiary butyl ether
    • Publication number 20040102656
    • Publication date May 27, 2004
    • Lawrence J. Karas
    • C07 - ORGANIC CHEMISTRY