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Dry granular material transfer
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Patent number 11,878,879
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Issue date Jan 23, 2024
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Daniel E. Crawford
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Dosing device
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Patent number 7,581,659
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Issue date Sep 1, 2009
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Pfister GmbH
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Hans Wilhelm Häfner
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Sluice for discharging bulk material
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Patent number 6,685,007
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Issue date Feb 3, 2004
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Valmet Fibertech AB
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Lennart Gustavsson
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Apparatus for metering bulk material
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Patent number 6,123,486
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Issue date Sep 26, 2000
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Zeppelin Schuttguttechnik GmbH
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Harald Wilms
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Vertical-shaft airlock
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Patent number 5,997,220
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Issue date Dec 7, 1999
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Wormser Systems, Inc.
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Alex Wormser
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Multi chamber transfer device
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Patent number 5,819,992
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Issue date Oct 13, 1998
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Convertech Group Limited
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Kenneth Eli Scott
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Vertical-shaft airlock
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Patent number 5,655,853
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Issue date Aug 12, 1997
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Wormser Systems, Inc.
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Alex Wormser
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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