TREA

Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange

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  • CPC
  • C01G27/003
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Parent Industries

CCHEMISTRY METALLURGY C01Inorganic chemistry C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F C01G27/00Compounds of hafnium

Current Industry

C01G27/003Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tributyl phosphate-nitrate solvent extraction process for producing...
    • Patent number 9,174,855
    • Issue date Nov 3, 2015
    • The Secretary, Department of Atomic Energy, Government of India
    • Kumar Chandru Asnani
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for separating zirconium and hafnium tetrachlorides from mi...
    • Patent number 9,005,556
    • Issue date Apr 14, 2015
    • Centre National de la Recherche Scientifique
    • Catherine Santini-Scampucci
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for the separation and purification of hafnium and zirconium
    • Patent number 7,708,962
    • Issue date May 4, 2010
    • Compagnie Europeenne du Zirconium-CEZUS
    • Laurence Delons
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Solvent prestripping in a Zr/Hf separation liquid-liquid extraction...
    • Patent number 5,132,016
    • Issue date Jul 21, 1992
    • Westinghouse Electric Corp.
    • Donald O. Voit
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recovery of hafnium values from loaded extraction solvent
    • Patent number 4,873,072
    • Issue date Oct 10, 1989
    • Westinghouse Electric Corp.
    • Hani A. Abodishish
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for preventing the extraction of technetium and/or rhenium,...
    • Patent number 4,764,352
    • Issue date Aug 16, 1988
    • Commissariat a l'Energie Atomique
    • Andre Bathellier
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Composite porous material, process for production and separation of...
    • Patent number 4,732,887
    • Issue date Mar 22, 1988
    • Asahi Kasei Kogyo Kabushiki Kaisha
    • Heiichiro Obanawa
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for the purification of uraniferous and/or molybendiferous...
    • Patent number 4,649,030
    • Issue date Mar 10, 1987
    • Uranium Pechiney
    • Philippe Joubert
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for separation of zirconium from hafnium
    • Patent number 4,578,165
    • Issue date Mar 25, 1986
    • Westinghouse Electric Corp.
    • Steven H. Peterson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Separation of zirconium from hafnium by solvent extraction
    • Patent number 4,231,994
    • Issue date Nov 4, 1980
    • The United States of America as represented by the Secretary of the Interior
    • David J. MacDonald
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Removal of 3-mercapto-4-methyl-2-pentanone from zirconium/hafnium s...
    • Patent number 4,202,862
    • Issue date May 13, 1980
    • Teledyne Industries, Inc.
    • Lawrence J. Jacoby
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3658466
    • Patent number 3,658,466
    • Issue date Apr 25, 1972
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3395976
    • Patent number 3,395,976
    • Issue date Aug 6, 1968
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3346330
    • Patent number 3,346,330
    • Issue date Oct 10, 1967
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3272590
    • Patent number 3,272,590
    • Issue date Sep 13, 1966
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3127236
    • Patent number 3,127,236
    • Issue date Mar 31, 1964
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3069232
    • Patent number 3,069,232
    • Issue date Dec 18, 1962
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2938769
    • Patent number 2,938,769
    • Issue date May 31, 1960
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2759793
    • Patent number 2,759,793
    • Issue date Aug 21, 1956
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2759792
    • Patent number 2,759,792
    • Issue date Aug 21, 1956
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2757081
    • Patent number 2,757,081
    • Issue date Jul 31, 1956
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2753250
    • Patent number 2,753,250
    • Issue date Jul 3, 1956
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2741628
    • Patent number 2,741,628
    • Issue date Apr 10, 1956
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2567661
    • Patent number 2,567,661
    • Issue date Sep 11, 1951
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2566665
    • Patent number 2,566,665
    • Issue date Sep 4, 1951
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2424262
    • Patent number 2,424,262
    • Issue date Jul 22, 1947
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    1718616
    • Patent number 1,718,616
    • Issue date Jun 25, 1929
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    1624162
    • Patent number 1,624,162
    • Issue date Apr 12, 1927
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents