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Zen-Yu Chang

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  • Fairfield, CT, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS HYDRATE INHIBITORS
    • Publication number 20190136146
    • Publication date May 9, 2019
    • The Lubrizol Corporation
    • Zen-Yu Chang
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICANT FOR WATER BASED DRILLING FLUID
    • Publication number 20190078009
    • Publication date Mar 14, 2019
    • The Lubrizol Corporation
    • Sashikumar Mettath
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ADDITIVE COMPOSITIONS FOR DRILLING FLUIDS AND METHODS FOR THEIR USE
    • Publication number 20180072937
    • Publication date Mar 15, 2018
    • The Lubrizol Corporation
    • Sashikumar Mettath
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    GAS HYDRATE INHIBITORS
    • Publication number 20160230077
    • Publication date Aug 11, 2016
    • Antonio Mastrangelo
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    VISCOELASTIC FLUID
    • Publication number 20160215204
    • Publication date Jul 28, 2016
    • The Lubrizol Corporation
    • Zen-Yu Chang
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ION TOLERANT CORROSION INHIBITORS AND INHIBITOR COMBINATIONS FOR FUELS
    • Publication number 20160032208
    • Publication date Feb 4, 2016
    • The Lubrizol Corporation
    • Stuart L. Bartley
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Hydroprocessing Of Biorenewable Feedstocks
    • Publication number 20140163270
    • Publication date Jun 12, 2014
    • The Lubrizol Corporation
    • Zen-Yu Chang
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Methods of Removing Deposits of Oil and Gas Applications
    • Publication number 20130137608
    • Publication date May 30, 2013
    • The Lubrizol Corporation
    • Zen-Yu Chang
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Application

    PROCESSES FOR INHIBITING FOULDING IN HYDROCARBON PROCESSING
    • Publication number 20100258480
    • Publication date Oct 14, 2010
    • John LINK
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Aviation fuel cold flow additives and compositions
    • Publication number 20070044375
    • Publication date Mar 1, 2007
    • GENERAL ELECTRIC COMPANY
    • Fang Deng
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Aviation fuel cold flow additives and compositions
    • Publication number 20070044374
    • Publication date Mar 1, 2007
    • GENERAL ELECTRIC COMPANY
    • Fang Deng
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Polythiaether compounds and their use as corrosion inhibitors
    • Publication number 20060022172
    • Publication date Feb 2, 2006
    • Zen-Yu Chang
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Lubricity additives for low sulfur hydrocarbon fuels
    • Publication number 20050126073
    • Publication date Jun 16, 2005
    • BetzDearborn, Inc.
    • Collin W. Cross
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Aviation fuel cold flow additives and compositions
    • Publication number 20040250468
    • Publication date Dec 16, 2004
    • General Electric Company
    • Fang Deng
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Polythiaether compounds and their use as corrosion inhibitors
    • Publication number 20040076542
    • Publication date Apr 22, 2004
    • Zen-Yu Chang
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Lubricity additives for low sulfur hydrocarbon fuels
    • Publication number 20040010963
    • Publication date Jan 22, 2004
    • BetzDearborn, Inc.
    • Collin W. Cross
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...