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Total properties:
13
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Patent #:
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Issue Dt:
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05/04/1993
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Application #:
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07820987
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Filing Dt:
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01/15/1992
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Title:
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METHOD FOR THE RECOVERY OF ZINC OXIDE
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Patent #:
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Issue Dt:
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11/07/1995
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Application #:
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08238250
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Filing Dt:
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05/04/1994
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Title:
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METHOD FOR TREATING WASTE STREAMS CONTAINING ZINC
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Patent #:
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Issue Dt:
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07/11/1995
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Application #:
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08277233
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Filing Dt:
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07/19/1994
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Title:
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METHOD FOR THE RECLAMATION OF METALLIC COMPOUNDS FROM ZINC AND LEAD CONTAINING DUST
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Patent #:
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Issue Dt:
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09/26/1995
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Application #:
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08302179
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Filing Dt:
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09/08/1994
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Title:
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METHOD FOR SEPARATION OF METALS FROM WASTE STREAM
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Patent #:
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Issue Dt:
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11/05/1996
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Application #:
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08360394
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Filing Dt:
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12/21/1994
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Title:
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METHOD FOR PRODUCING AN ENRICHED IRON FEEDSTOCK FROM INDUSTRIAL FURNACE WASTE STREAMS
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Patent #:
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Issue Dt:
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12/10/1996
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Application #:
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08380950
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Filing Dt:
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01/31/1995
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Title:
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METHOD FOR THE PRODUCTION OF A FEEDSTOCK CONTAINING USABLE IRON CONSTITUENTS FROM INDUSTRIAL WASTE STREAMS
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Patent #:
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Issue Dt:
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06/02/1998
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Application #:
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08439352
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Filing Dt:
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05/11/1995
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Title:
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METHOD FOR THE FURTHER PURIFICATION OF ZINC OXIDE
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Patent #:
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Issue Dt:
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02/24/2004
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Application #:
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08594349
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Filing Dt:
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01/29/1996
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Title:
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METHOD FOR THE PURIFICATION OF ZINC OXIDE CONTROLLING PARTICLE SIZE
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Patent #:
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Issue Dt:
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09/16/1997
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Application #:
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08604178
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Filing Dt:
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02/21/1996
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Title:
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METHOD FOR THE REMOVAL OF CALCIUM BY PRODUCTS DURING THE PRODUCTION OF AN IRON FEEDSTOCK
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|
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Patent #:
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Issue Dt:
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11/04/1997
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Application #:
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08665043
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Filing Dt:
|
06/07/1996
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Title:
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METHOD FOR PRODUCING AN IRON FEEDSTOCK FROM INDUSTRIAL FURNACE WASTE STREAMS
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Patent #:
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Issue Dt:
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12/15/1998
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Application #:
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08670454
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Filing Dt:
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06/26/1996
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Title:
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PRODUCTION OF DIRECT REDUCED IRON AND/OR PIG IRON FROM INDUSTRIAL WASTE STREAMS
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Patent #:
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Issue Dt:
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08/24/1999
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Application #:
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08672103
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Filing Dt:
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06/27/1996
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Title:
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BENEFICIATION OF FURNACE DUST FOR THE RECOVERY OF CHEMICAL AND METAL VALUES
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Patent #:
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Issue Dt:
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01/05/1999
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Application #:
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08687650
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Filing Dt:
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07/26/1996
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Title:
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PRODUCTION OF MORE CONCENTRATED IRON PRODUCT FROM INDUSTRIAL WASTE MATERIALS STREAMS
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