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Tantalum powder
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Patent number 4,940,490
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Issue date Jul 10, 1990
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Cabot Corporation
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James A. Fife
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Aluminum flake pigment
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Patent number 4,936,913
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Issue date Jun 26, 1990
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Toyo Aluminium Kabushiki Kaisha
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Takao Hieda
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B82 - NANO-TECHNOLOGY
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Metal flake and use thereof
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Patent number 4,859,241
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Issue date Aug 22, 1989
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Johnson Matthey Inc.
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James Grundy
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Tantalum powder composition
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Patent number 4,441,927
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Issue date Apr 10, 1984
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Cabot Corporation
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Marlyn F. Getz
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Gold recovery method
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Patent number 4,426,225
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Issue date Jan 17, 1984
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Storage Technology Corporation
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Noble N. Ida
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Reinforcing material for concrete
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Patent number 4,050,949
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Issue date Sep 27, 1977
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SKF Nova AB
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Bengt G. S. Lundgren
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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