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Screw filter press
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Patent number 10,130,904
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Issue date Nov 20, 2018
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Georg senior Klass
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B30 - PRESSES
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Screw filter press
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Patent number 8,985,011
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Issue date Mar 24, 2015
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Georg Klass
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B30 - PRESSES
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Cyclone separator
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Patent number 6,669,845
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Issue date Dec 30, 2003
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Georg Klass
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B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
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Cyclone separator
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Patent number 6,468,426
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Issue date Oct 22, 2002
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Georg Klass
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL