DE3463401D1 - Batch digester multi-stage pulping process - Google Patents

Batch digester multi-stage pulping process

Info

Publication number
DE3463401D1
DE3463401D1 DE8484630112T DE3463401T DE3463401D1 DE 3463401 D1 DE3463401 D1 DE 3463401D1 DE 8484630112 T DE8484630112 T DE 8484630112T DE 3463401 T DE3463401 T DE 3463401T DE 3463401 D1 DE3463401 D1 DE 3463401D1
Authority
DE
Germany
Prior art keywords
pulping process
batch digester
stage pulping
stage
digester
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8484630112T
Other languages
German (de)
English (en)
Inventor
Ralph Smythe Grant
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beloit Technologies Inc
Original Assignee
Beloit Corp
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 Beloit Corp filed Critical Beloit Corp
Application granted granted Critical
Publication of DE3463401D1 publication Critical patent/DE3463401D1/de
Expired legal-status Critical Current

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
    • D21C3/26—Multistage processes
    • D21C3/266—Multistage processes the same pulping agent being used in all stages
    • 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
    • D21C3/26—Multistage processes
DE8484630112T 1983-08-24 1984-08-03 Batch digester multi-stage pulping process Expired DE3463401D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US52612183A 1983-08-24 1983-08-24

Publications (1)

Publication Number Publication Date
DE3463401D1 true DE3463401D1 (en) 1987-06-04

Family

ID=24096001

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8484630112T Expired DE3463401D1 (en) 1983-08-24 1984-08-03 Batch digester multi-stage pulping process
DE198484630112T Pending DE135461T1 (de) 1983-08-24 1984-08-03 Mehrstufiges aufschlussverfahren in einem satzweise arbeitenden kocher.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE198484630112T Pending DE135461T1 (de) 1983-08-24 1984-08-03 Mehrstufiges aufschlussverfahren in einem satzweise arbeitenden kocher.

Country Status (12)

Country Link
EP (1) EP0135461B1 (ja)
JP (1) JPS6059189A (ja)
KR (1) KR860001615B1 (ja)
BR (1) BR8404040A (ja)
CA (1) CA1255948A (ja)
DE (2) DE3463401D1 (ja)
ES (1) ES8506367A1 (ja)
FI (1) FI80085C (ja)
IN (1) IN160869B (ja)
MX (1) MX167934B (ja)
PH (1) PH23991A (ja)
SU (1) SU1454262A3 (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0171423B1 (ko) * 1989-09-28 1999-05-01 더크 제이. 빈맨 연속침지기에서의 치환 가열 장치 및 그 방법
US5256255A (en) * 1989-09-28 1993-10-26 Beloit Technologies, Inc. Displacement heating in continuous digesters
TW270159B (ja) * 1994-03-04 1996-02-11 Beloit Technologies Inc
US5522958A (en) * 1994-07-18 1996-06-04 Pulp And Paper Research Institute Of Canada Two-stage kraft cooking
BE1011504A3 (fr) * 1997-10-17 1999-10-05 Solvay Interox Fabrication de pate a papier chimique.
WO2008130611A1 (en) 2007-04-18 2008-10-30 Master Key, Llc System and method for musical instruction
FI20090079A (fi) * 2009-03-05 2010-09-06 Andritz Inc Lämmön talteenotto jätekeittolipeästä sellutehtaan keittämöllä
CN102154874B (zh) * 2011-04-29 2012-11-21 白福安 一种置换蒸煮制浆方法
RU2499857C1 (ru) * 2012-04-19 2013-11-27 Открытое акционерное общество "Группа "Илим" Способ получения сульфатной целлюлозы для химической переработки
KR102549977B1 (ko) * 2021-02-26 2023-06-29 고려대학교 산학협력단 메타서피스를 이용한 고주파 소음 필터링 귀마개
CN116084197A (zh) * 2022-12-27 2023-05-09 中国海诚工程科技股份有限公司 一种秸秆乙醇法置换蒸煮工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB291065A (en) * 1927-05-28 1928-10-11 George Cochrane Godfrey Improvements in or relating to processes for separating or extracting cellulose or paper pulp
BR7406365D0 (pt) * 1974-08-02 1974-11-19 Suzano Papel & Celulose Equipamento e metodo para delignificar materiais fibrosos com solucoes alcalinas
FI63268C (fi) * 1979-04-11 1989-06-21 Sunds Defibrator Foerfaringssaett foer toemning av en satsvis cellulosakokare.
FI831781L (fi) * 1982-07-28 1984-01-29 Beloit Corp Process foer portionsvis kokning av traeflis

Also Published As

Publication number Publication date
CA1255948A (en) 1989-06-20
FI843183A0 (fi) 1984-08-13
KR860001615B1 (ko) 1986-10-14
BR8404040A (pt) 1985-07-16
IN160869B (ja) 1987-08-08
SU1454262A3 (ru) 1989-01-23
KR850001816A (ko) 1985-04-01
DE135461T1 (de) 1986-02-13
MX167934B (es) 1993-04-22
ES535377A0 (es) 1985-07-16
FI843183A (fi) 1985-02-25
FI80085C (fi) 1990-04-10
EP0135461A1 (en) 1985-03-27
JPS6059189A (ja) 1985-04-05
PH23991A (en) 1990-02-09
ES8506367A1 (es) 1985-07-16
FI80085B (fi) 1989-12-29
EP0135461B1 (en) 1987-04-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BELOIT TECHNOLOGIES, INC., WILMINGTON, DEL., US

8328 Change in the person/name/address of the agent

Free format text: DERZEIT KEIN VERTRETER BESTELLT

8339 Ceased/non-payment of the annual fee