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United States of America Patent

PATENT NO 8025760
APP PUB NO 20090090477A1
SERIAL NO

11989702

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Abstract

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A fluid transfer apparatus for bulk material is disclosed. The transfer apparatus includes a rotor mounted on a rotatable shaft and including axially extending flow channels extending through the rotor parallel to the shaft, flow connectors for connecting a low-pressure flow of fluid and a high-pressure flow of fluid into and out of the axially extending flow channels, a casing enclosing the rotor, a pair of axially sealing plates disposed between the ends of the rotor and the casing, a pressurizing fluid fed into the chamber defined by the casing to pressurize the rotor, the flow connectors, and the axially movable sealing plates.

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Patent Owner(s)

  • VALMET TECHNOLOGIES, INC.

International Classification(s)

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  • 2006 Application Filing Year
  • D21C Class
  • 56 Applications Filed
  • 28 Patents Issued To-Date
  • 50 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20062007200820092010201120122013201420150255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Danielsson, Peter Fagervik, SE 17 121
Hernesniemi, Lasse Pietarsaari, FI 12 56
Jacobsson, Torbjörn Sundsvall, SE 2 4
Jonsson, Anders Söråker, SE 87 875

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Patent Citation Ranking

  • 1 Citation Count
  • D21C Class
  • 12.04 % this patent is cited more than
  • 14 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1383101101 - 1011 - 2021 - 3031 - 40051015202530354045505560657075808590

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