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Extraction apparatus
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Patent number 4,539,111
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Issue date Sep 3, 1985
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Richter Gedeon Vegyeszeti Gyar Rt.
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Istvan Takacs
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Extraction process
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Patent number 4,406,795
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Issue date Sep 27, 1983
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Richter Gedeon Vegyeszeti Gyar Rt.
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Istvan Takacs
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Crystallization apparatus
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Patent number 4,357,306
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Issue date Nov 2, 1982
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Richter Gedeon Vegyeszeti Gyar Rt.
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Istvan Takacs
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C30 - CRYSTAL GROWTH
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Filtering apparatus
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Patent number 4,282,101
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Issue date Aug 4, 1981
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Richter Gedeon Vegyeszeti Gyar Rt.
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Istvan Takacs
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL