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Enhanced gas dissolution
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Patent number 6,135,430
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Issue date Oct 24, 2000
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Praxair Technology, Inc.
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Thomas John Bergman
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Gas-liquid mixing process and apparatus
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Patent number 5,108,662
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Issue date Apr 28, 1992
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Union Carbide Industrial Gases Technology Corporation
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Lawrence M. Litz
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Gas-liquid mixing
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Patent number 4,900,480
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Issue date Feb 13, 1990
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Union Carbide Corporation
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Lawrence M. Litz
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL