TREA

William F. Drinkard Jr.

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  • Charlotte, NC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Demilitarization of HC smoke ordnances
    • Patent number 10,456,816
    • Issue date Oct 29, 2019
    • William F. Drinkard
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Treatment of manganese-containing materials
    • Patent number 9,926,206
    • Issue date Mar 27, 2018
    • DEEPGREEN ENGINEERING, PTE. LTD.
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Treatment of manganese-containing materials
    • Patent number 9,328,400
    • Issue date May 3, 2016
    • DEEPGREEN ENGINEERING, PTE. LTD.
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for recovering metal values from oxides of manganese-contai...
    • Patent number 9,284,627
    • Issue date Mar 15, 2016
    • DEEPGREEN ENGINEERING, PTE. LTD.
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of recovering metal values from nickel-containing ores
    • Patent number 8,814,980
    • Issue date Aug 26, 2014
    • Drinkard Metalox, Inc.
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Nitric acid production and recycle
    • Patent number 6,264,909
    • Issue date Jul 24, 2001
    • Drinkard Metalox, Inc.
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recycling of CdTe photovoltaic waste
    • Patent number 5,997,718
    • Issue date Dec 7, 1999
    • Drinkard Metalox, Inc.
    • Robert E. Goozner
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Separation of calcium from metal compounds
    • Patent number 5,980,842
    • Issue date Nov 9, 1999
    • Drinkard Metalox, Inc.
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Metallurgical dust recycle process
    • Patent number 5,912,402
    • Issue date Jun 15, 1999
    • Drinkard Metalox, Inc.
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recycling of CdTe photovoltaic waste
    • Patent number 5,897,685
    • Issue date Apr 27, 1999
    • Drinkard Metalox, Inc.
    • Robert E. Goozner
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Recycling of CIS photovoltaic waste
    • Patent number 5,779,877
    • Issue date Jul 14, 1998
    • Drinkard Metalox, Inc.
    • William F. Drinkard
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Process for accelerated fixing of heat-fixable wood preservatives
    • Patent number 5,030,483
    • Issue date Jul 9, 1991
    • Drinkard Developments, a Delaware Partnership
    • William F. Drinkard
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Method for producing copper arsenate compositions
    • Patent number 5,026,530
    • Issue date Jun 25, 1991
    • Drinkard Developments
    • William F. Drinkard
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Process for rapidly fixing wood preservatives to prevent and reduce...
    • Patent number 4,927,672
    • Issue date May 22, 1990
    • Drinkard Developments
    • William F. Drinkard
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Electrochemical mining
    • Patent number 3,957,601
    • Issue date May 18, 1976
    • Mineral Research & Development Corporation
    • William F. Drinkard
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Electrochemical mining of copper
    • Patent number 3,956,087
    • Issue date May 11, 1976
    • Mineral Research & Development Corporation
    • William F. Drinkard
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Patents Applicationslast 30 patents

  • Information Patent Application

    TREATMENT OF MANGANESE-CONTAINING MATERIALS
    • Publication number 20160280561
    • Publication date Sep 29, 2016
    • DRINKARD RESEARCH AND DEVELOPMENT CORPORATION
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    TREATMENT OF MANGANESE-CONTAINING MATERIALS
    • Publication number 20150368120
    • Publication date Dec 24, 2015
    • DRINKARD RESEARCH AND DEVELOPMENT CORPORATION
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    PROCESS FOR RECOVERING METAL VALUES FROM OXIDES OF MANGANESE-CONTAI...
    • Publication number 20150218672
    • Publication date Aug 6, 2015
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    TREATMENT OF MANGANESE-CONTAINING MATERIALS
    • Publication number 20150152524
    • Publication date Jun 4, 2015
    • DEEPGREEN ENGINEERING PTE. LTD.
    • William F. Drinkard
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...