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Randy J. Loeffler

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  • Carnegie, PA, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    DILUTED CATIONIC FRICTION REDUCERS
    • Publication number 20230332035
    • Publication date Oct 19, 2023
    • ENERGY SOLUTIONS (US) LLC
    • Kailas Sawant
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    DILUTED CATIONIC FRICTION REDUCERS
    • Publication number 20220017808
    • Publication date Jan 20, 2022
    • Solvay USA Inc.
    • Kailas SAWANT
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    SALT TOLERANT FRICTION REDUCER
    • Publication number 20200024497
    • Publication date Jan 23, 2020
    • Solvay USA Inc.
    • Kevin FREDERICK
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    AQUEOUS AMPHOLYTE POLYMER CONTAINING SOLUTIONS FOR SUBTERRANEAN APP...
    • Publication number 20190048246
    • Publication date Feb 14, 2019
    • Solvay USA Inc.
    • HsinChen CHUNG
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    DILUTED CATIONIC FRICTION REDUCERS
    • Publication number 20180244974
    • Publication date Aug 30, 2018
    • Solvay USA Inc.
    • Kailas SAWANT
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    SALT TOLERANT FRICTION REDUCER
    • Publication number 20180100094
    • Publication date Apr 12, 2018
    • Solvay USA Inc.
    • Kevin Frederick
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    SALT TOLERANT FRICTION REDUCER
    • Publication number 20180072935
    • Publication date Mar 15, 2018
    • Solvay USA Inc.
    • Kevin FREDERICK
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    SALT TOLERANT FRICTION REDUCER
    • Publication number 20160017203
    • Publication date Jan 21, 2016
    • Solvay USA Inc.
    • Kevin Walter FREDERICK
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    AQUEOUS AMPHOLYTE POLYMER CONTAINING SOLUTIONS FOR SUBTERRANEAN APP...
    • Publication number 20150133347
    • Publication date May 14, 2015
    • Solvay USA Inc. - - Novecare - WSP Business Unit
    • HsinChen Chung
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Ampholyte Polymeric Compounds in Subterranean Applications
    • Publication number 20140352960
    • Publication date Dec 4, 2014
    • Halliburton Energy Services, Inc.
    • HsinChen Chung
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Ampholyte Polymeric Compounds in Subterranean Applications
    • Publication number 20140352962
    • Publication date Dec 4, 2014
    • HsinChen Chung
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Methods of treating subterranean zones penetrated by well bores
    • Publication number 20030083204
    • Publication date May 1, 2003
    • Jiten Chatterji
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Water soluble polymer composition and method of use
    • Publication number 20030022987
    • Publication date Jan 30, 2003
    • Gary F. Matz
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Compositions for treating subterranean zones penetrated by well bores
    • Publication number 20030008779
    • Publication date Jan 9, 2003
    • Shih-Ruey T. Chen
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE