Valmet Ab

Robert Lavén

Jerk Söderman

Jonas Saetheråsen

Bengt Wernersson Östberg

A chip chute for transporting wood chips includes: first, second, third, and fourth planar lateral walls defining an open area having a rectangular cross-section, with an inlet opening configured to receive the wood chips, wherein the first and second planar lateral walls oppose each other and extend in a height (H) direction and a first length (Li) direction, and wherein the third and fourth planar lateral walls oppose each other and extend in the height (H) direction and a second length (L) direction perpendicular to the first length (L) direction; a curved bottom wall that is located at a bottom of the planar lateral walls and curves from the first planar lateral wall to the second planar lateral wall; and a cylindrical outlet tube protruding laterally from one of the planar lateral walls and configured to discharge the wood chips.

System and chip chute for feeding comminuted cellulosic material

The invention relates to a chip chute () which comprises an elongated, open main body () having a rectangular transverse cross-section, and comprises further a transition portion (), which connects to the elongated, open main body () and comprises a circular outlet (). The invention relates further to a feeding system () for transporting comminuted lignocellulosic material from a vessel () to a pump () located below the vessel (), wherein such a chip chute () is arranged between the vessel () and the pum ().

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Karlstad, Sweden

Robert Lavén