FI44515B - - Google Patents

Info

Publication number
FI44515B
FI44515B FI0187/65A FI18765A FI44515B FI 44515 B FI44515 B FI 44515B FI 0187/65 A FI0187/65 A FI 0187/65A FI 18765 A FI18765 A FI 18765A FI 44515 B FI44515 B FI 44515B
Authority
FI
Finland
Application number
FI0187/65A
Other languages
Finnish (fi)
Inventor
E Backlund
Original Assignee
Kamyr Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kamyr Ab filed Critical Kamyr Ab
Application granted granted Critical
Publication of FI44515B publication Critical patent/FI44515B/fi

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous processes
FI0187/65A 1964-01-29 1965-01-27 FI44515B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE106064 1964-01-29

Publications (1)

Publication Number Publication Date
FI44515B true FI44515B (en) 1971-08-02

Family

ID=20257536

Family Applications (1)

Application Number Title Priority Date Filing Date
FI0187/65A FI44515B (en) 1964-01-29 1965-01-27

Country Status (4)

Country Link
US (1) US3413189A (en)
DE (1) DE1517151A1 (en)
FI (1) FI44515B (en)
FR (1) FR1423214A (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE389520B (en) * 1973-09-03 1976-11-08 Kamyr Ab APPARATUS FOR CONTINUOUS EXTRACTION OF HYDROLYSATE FROM FINELY DISTRIBUTED FIBER MATERIAL
SE394466C (en) * 1974-05-16 1986-06-23 Mannbro Systems Handelsbolag SEE CONTINUOUS ALKALIC DELIGNIFICATION OF LIGNOCELLULOSAMENTAL MATERIAL IN TWO OR MULTIPLE STEPS, WHICH ARE LAST WITH Oxygen
US4436586A (en) * 1982-01-22 1984-03-13 Kamyr, Inc. Method of producing kraft pulp using an acid prehydrolysis and pre-extraction
US4668340A (en) * 1984-03-20 1987-05-26 Kamyr, Inc. Method of countercurrent acid hydrolysis of comminuted cellulosic fibrous material
CA1225636A (en) * 1984-07-13 1987-08-18 Robert P. Chang Method for continuous countercurrent organosolv saccharification of wood and other lignocellulosic materials
AT398588B (en) * 1992-12-02 1994-12-27 Voest Alpine Ind Anlagen METHOD FOR THE PRODUCTION OF VISCOSE CELLS
US5489363A (en) * 1993-05-04 1996-02-06 Kamyr, Inc. Pulping with low dissolved solids for improved pulp strength
FI103898B1 (en) * 1994-01-24 1999-10-15 Sunds Defibrator Pori Oy A process for producing prehydrolyzed pulp and / or pulp
US5985096A (en) * 1997-09-23 1999-11-16 Ahlstrom Machinery Inc. Vertical pulping digester having substantially constant diameter
US8317975B2 (en) * 2004-04-20 2012-11-27 The Research Foundation Of The State University Of New York Product and processes from an integrated forest biorefinery
US8734610B2 (en) * 2007-05-23 2014-05-27 Andritz Inc. Two vessel reactor system and method for hydrolysis and digestion of wood chips with chemical enhanced wash method
US9260818B2 (en) * 2007-05-23 2016-02-16 Andritz Inc. Single vessel reactor system for hydrolysis and digestion of wood chips with chemical enhanced wash method
US8192549B2 (en) 2008-06-10 2012-06-05 Andritz Inc. Apparatus and method for hydrolysis of cellulosic material in a two-step process
US20090308383A1 (en) 2008-06-10 2009-12-17 Andritz Inc. Apparatus and method for hydrolysis of cellulosic material in a multi-step process to produce c5 and c6 sugars using a single vessel
SE532855C2 (en) * 2008-10-13 2010-04-20 Metso Fiber Karlstad Ab A method of preventing clogging in a screen structure for a continuous digester
CN103403192B (en) 2010-11-01 2015-06-17 瑞恩麦特克斯股份有限公司 Process for controlled liquefaction of a biomass feedstock by treatment in hot compressed water
US8916023B2 (en) 2011-03-18 2014-12-23 Andritz, Inc. Vapor phase hydrolysis vessel and methods related thereto
BR112014010626A8 (en) 2011-11-08 2018-02-06 Renmatix Inc METHOD FOR TREATMENT OF A BIOMASS RAW MATERIAL
SE541646C2 (en) * 2017-07-04 2019-11-19 Valmet Oy Method for operating a continuous vertical reactor comprising a prehydrolysis zone and the reactor design as such
US20220034039A1 (en) * 2018-12-18 2022-02-03 North Carolina State University Fast disintegrating paper products and methods of making

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3243341A (en) * 1961-11-20 1966-03-29 Improved Machinery Inc Continuous pulping apparatus
US3200032A (en) * 1961-12-23 1965-08-10 Kamyr Ab Continuous process for digesting cellulosic material
US3145135A (en) * 1962-09-04 1964-08-18 Sonoco Products Co Multi-stage pulping process

Also Published As

Publication number Publication date
US3413189A (en) 1968-11-26
DE1517151A1 (en) 1969-06-19
FR1423214A (en) 1966-01-03

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