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US 11,285,682 B2Granted
Apparatus and a method for dewatering wood chips
AssigneeCopolia Company SA
InventorsErnest Stefan Georg Sobota, Carl Johan Ingvar Karlsson
Life of this patent
Estimating the term…
Abstract
In an apparatus (1) for dewatering wood material (2), a first roll (3) and a second roll (4) form a nip (N1) in which water can be pressed out of the wood chips (2). An endless permeable conveyor (5) is arranged to pass through the nip (N1) and carry wood chips (2) through the nip (N1). A method of dewatering wood material uses the inventive apparatus.
Claims12
An apparatus (1) for dewatering wood material (2), the apparatus (1) comprising a first roll (3) and a second roll (4) that form a first nip (N1) in which water can be pressed out of the wood material (2);
- an endless conveyor (5) comprising an endless sheet metal band having a thickness in a range of 0.4 mm to 2.0 mm which is permeable to water through perforations having a diameter in a range of 1.0 mm to 5.0 mm formed in the endless sheet metal band and forms a loop around the first roll (3) and which is arranged to pass through the first nip (N1) such that the endless conveyor (5) carries the wood material (2) through the first nip (N1), which is arranged to press water out of the wood material (2) through the endless conveyor (5) in the nip (N1).
Dependencies are inferred from the claim text.