Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Calvin L. Stegemoeller0
Ed B. Hagan0
Date of Patent
May 27, 2014
Patent Application Number
12623235
Date Filed
November 20, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
A storage unit is disclosed. A first feed is disposed at least partially within the storage unit, and a second feed is coupled to the first feed. The second feed is configured to receive one or more materials and to transfer the one or more materials to the first feed. The first feed is configured to elevate the one or more materials to the storage unit.
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