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Distilling apparatus
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Patent number 5,922,174
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Issue date Jul 13, 1999
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Eco-Still Corporation
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Philip G. Youngner
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Vacuum distillation apparatus
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Patent number 5,242,548
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Issue date Sep 7, 1993
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Philip G. Youngner
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Distilling apparatus
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Patent number 4,762,593
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Issue date Aug 9, 1988
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Philip G. Youngner
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Distilling apparatus
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Patent number 4,444,623
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Issue date Apr 24, 1984
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Philip G. Youngner
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL