Leaching with acyclic or carbocyclic agents of different types in admixture

Patents Grantslast 30 patents

  • Information Patent Grant

    Systems for recovering rare earth elements

    • Patent number 10,196,709
    • Issue date Feb 5, 2019
    • The University of Houston System
    • Allan J. Jacobson
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Stable aqueous composition of neutral collectors and their use in m...

    • Patent number 10,105,713
    • Issue date Oct 23, 2018
    • Clariant International Ltd.
    • Antonio Pedro De Oliveira Filho
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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    Process for the recovery of heavy metals such as lead from metal co...

    • Patent number 5,772,776
    • Issue date Jun 30, 1998
    • Bruce Edward Holbein
    • B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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    Method for dissolution of metal

    • Patent number 5,120,523
    • Issue date Jun 9, 1992
    • Agency of Industrial Science & Technology, Ministry of International Trade &...
    • Yukimichi Nakao
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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    Tungsten recovery

    • Patent number 4,784,688
    • Issue date Nov 15, 1988
    • Interox Chemicals Limited
    • Diana M. Anderson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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    Process for treating spent catalyst including antimony halides from...

    • Patent number 4,751,063
    • Issue date Jun 14, 1988
    • International Technology Corporation
    • Victor Kalcevic
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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    Lead removal method

    • Patent number 4,704,260
    • Issue date Nov 3, 1987
    • Union Oil Company of California
    • Arnold L. Shugarman
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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    Aqueous recovery of cobalt or cobalt and manganese from solution al...

    • Patent number 4,680,098
    • Issue date Jul 14, 1987
    • Amoco Corporation
    • Yuehsiung Chang
    • C07 - ORGANIC CHEMISTRY
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    Process for beneficiating sulfide ores

    • Patent number 4,289,529
    • Issue date Sep 15, 1981
    • Hazen Research, Inc.
    • James K. Kindig
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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    Process for beneficiating sulfide ores

    • Patent number 4,289,528
    • Issue date Sep 15, 1981
    • Hazen Research, Inc.
    • James K. Kindig
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for beneficiating ores

    • Patent number 4,276,081
    • Issue date Jun 30, 1981
    • Hazen Research, Inc.
    • James K. Kindig
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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    Process for beneficiating oxide ores

    • Patent number 4,257,881
    • Issue date Mar 24, 1981
    • Hazen Research, Inc.
    • James K. Kindig
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for beneficiating oxide ores

    • Patent number 4,205,979
    • Issue date Jun 3, 1980
    • Hazen Research, Inc.
    • James K. Kindig
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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    3647720

    • Patent number 3,647,720
    • Issue date Mar 7, 1972
    • C07 - ORGANIC CHEMISTRY
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    3511645

    • Patent number 3,511,645
    • Issue date May 12, 1970
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents