Title:
薄いチップの蒸解缶での蒸解方法および装置
Document Type and Number:
Japanese Patent JP2013512350
Kind Code:
A
Abstract:
An apparatus to pulp thin wood chips including: a chip screen receiving chips of comminuted cellulosic material, the screen assembly including a screening assembly which outputs thin chips; a chip bin and conveyor assembly receiving the thin chips output from the chip screen, the lower portion of the chip bin is flooded with white liquor; a continuous digester vessel having an chip inlet at an upper region of the vessel coupled to the chip bin and conveyor assembly, a cooking zone extending vertically from the upper region of the vessel to a wash zone which extends from the cooking zone to a bottom region of the vessel, and a pulp discharge outlet in the bottom region; a steam inlet at the upper region of the inlet, an upper region of the digester vessel at an elevated cooking temperature, and a screen assembly near the wash liquid inlet for the wash zone.
More Like This:
WO/2005/116327 | CENTRAL SCREEN |
WO/2007/064293 | METHOD AND DEVICE FOR THE CONTINUOUS COOKING OF PULP |
WO/2003/062524 | COOKING OF CELLULOSE PULP IN A COOKING LIQUOR CONTAINING PRE-EVAPORATED BLACK LIQUOR |
Inventors:
Johan Engstrom
Jucy pira
Jane Bema
Beri-Pecca Terbora
Aaron Rare Bit
Jucy pira
Jane Bema
Beri-Pecca Terbora
Aaron Rare Bit
Application Number:
JP2012540087A
Publication Date:
April 11, 2013
Filing Date:
November 19, 2010
Export Citation:
Assignee:
Andritz Incorporated
International Classes:
D21C3/24
Domestic Patent References:
JP2005120534A | 2005-05-12 | |||
JP2002523640A | 2002-07-30 | |||
JPH05195462A | 1993-08-03 | |||
JPH09509231A | 1997-09-16 | |||
JP2009001952A | 2009-01-08 |
Foreign References:
US4236961A | 1980-12-02 |
Attorney, Agent or Firm:
Shizuo Nakamura