BR9506974A - Aperfeiçoamento em um processo de digestão por batelada do tipo usando aquecimento de deslocamento rápido para produzir polpa deslignificada - Google Patents

Aperfeiçoamento em um processo de digestão por batelada do tipo usando aquecimento de deslocamento rápido para produzir polpa deslignificada

Info

Publication number: BR9506974A
Authority: BR; Brazil
Prior art keywords: batch; improvement; cooking; digestion process; rapid displacement
Prior art date: 1994-03-04

Application number

BR9506974A

Other languages

English (en)

Inventor

Nam Hee Shin

Original Assignee

Beloit Technologies Inc

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.)

1994-03-04

Filing date

1995-03-02

Publication date

1997-09-16

1995-03-02 Application filed by Beloit Technologies Inc filed Critical Beloit Technologies Inc

1997-09-16 Publication of BR9506974A publication Critical patent/BR9506974A/pt

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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
- 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

Landscapes

Paper (AREA)
Pens And Brushes (AREA)
Dental Preparations (AREA)
Primary Cells (AREA)
Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
Peptides Or Proteins (AREA)
Glass Compositions (AREA)
Secondary Cells (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)

BR9506974A 1994-03-04 1995-03-02 Aperfeiçoamento em um processo de digestão por batelada do tipo usando aquecimento de deslocamento rápido para produzir polpa deslignificada BR9506974A (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US20649694A	1994-03-04	1994-03-04
PCT/US1995/002719 WO1995023891A1 (en)	1994-03-04	1995-03-02	Impact of temperature and alkali charge on pulp brightness

Publications (1)

Publication Number	Publication Date
BR9506974A true BR9506974A (pt)	1997-09-16

Family

ID=22766657

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9506974A BR9506974A (pt)	1994-03-04	1995-03-02	Aperfeiçoamento em um processo de digestão por batelada do tipo usando aquecimento de deslocamento rápido para produzir polpa deslignificada

Country Status (19)

Country	Link
EP (1)	EP0748412B1 (pt)
JP (1)	JP2876428B2 (pt)
CN (1)	CN1143398A (pt)
AT (1)	ATE172503T1 (pt)
AU (1)	AU684623B2 (pt)
BR (1)	BR9506974A (pt)
CA (1)	CA2184706C (pt)
DE (1)	DE69505503T2 (pt)
ES (1)	ES2126263T3 (pt)
FI (1)	FI118348B (pt)
MX (1)	MX9603876A (pt)
NO (1)	NO963520L (pt)
NZ (1)	NZ282616A (pt)
PL (1)	PL316144A1 (pt)
RO (1)	RO117929B1 (pt)
RU (1)	RU2127342C1 (pt)
TW (1)	TW270159B (pt)
WO (1)	WO1995023891A1 (pt)
ZA (1)	ZA951777B (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI970254A7 (fi) *	1997-01-22	1998-07-23	Ahlstrom Machinery Oy	Menetelmä ja laitteisto massan keittämiseksi
US6139689A (en) *	1997-06-11	2000-10-31	Beloit Technologies, Inc.	Apparatus for digesting pulp in a displacement batch digester that uses displacement liquor having a sufficient hydrostatic head
FI20001351A0 (fi) *	2000-06-06	2000-06-06	Valmet Chemical Pulping Oy	Eräkeittomenetelmä
SE529475C2 (sv) *	2006-11-22	2007-08-21	Metso Fiber Karlstad Ab	Metod för att återvinna värmeenergi från svartlut
KR20110123184A (ko)	2010-05-06	2011-11-14	바히아 스페셜티 셀룰로스 에스에이	높은 알파 용해 펄프 제조를 위한 방법 및 시스템
CN103757961B (zh) *	2013-12-30	2016-01-20	汶瑞机械(山东)有限公司	一种间歇蒸煮装置及其布液方法
US9644317B2 (en)	2014-11-26	2017-05-09	International Paper Company	Continuous digester and feeding system
FI129440B (fi) *	2020-01-15	2022-02-28	Chempolis Oy	Keittolaitteisto ja -menetelmä lignoselluloosaa sisältävän biomassan käsittelemiseksi
CN117513041B (zh) *	2023-11-07	2025-08-08	新疆臣达盛业环保科技有限公司	一种rdh蒸煮制浆工艺及其系统
CN117661355A (zh) *	2023-11-16	2024-03-08	湖南骏泰新材料科技有限责任公司	一种工业生产置换蒸煮制浆方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1687076A (en) *	1927-10-12	1928-10-09	Venning D Simons	Process for cooking wood chips by the alkaline process of pulp manufacture
US4578149A (en) *	1981-03-05	1986-03-25	Fagerlund Bertil K E	Process for digesting cellulosic material with heat recovery
JPS6059189A (ja) *	1983-08-24	1985-04-05	ベロイト　コ−ポレ−ション	多段式木材チツプ蒸解法
SU1498857A1 (ru) *	1987-07-17	1989-08-07	Сибирский научно-исследовательский институт целлюлозы и картона	Способ щелочной варки целлюлозы в котлах периодического действи

1995
- 1995-02-23 TW TW084101667A patent/TW270159B/zh active
- 1995-03-02 AU AU19789/95A patent/AU684623B2/en not_active Ceased
- 1995-03-02 MX MX9603876A patent/MX9603876A/es unknown
- 1995-03-02 EP EP95912729A patent/EP0748412B1/en not_active Expired - Lifetime
- 1995-03-02 JP JP7523062A patent/JP2876428B2/ja not_active Expired - Lifetime
- 1995-03-02 AT AT95912729T patent/ATE172503T1/de active
- 1995-03-02 RO RO96-01743A patent/RO117929B1/ro unknown
- 1995-03-02 ES ES95912729T patent/ES2126263T3/es not_active Expired - Lifetime
- 1995-03-02 DE DE69505503T patent/DE69505503T2/de not_active Expired - Fee Related
- 1995-03-02 WO PCT/US1995/002719 patent/WO1995023891A1/en not_active Ceased
- 1995-03-02 CA CA002184706A patent/CA2184706C/en not_active Expired - Fee Related
- 1995-03-02 CN CN95191955A patent/CN1143398A/zh active Pending
- 1995-03-02 PL PL95316144A patent/PL316144A1/xx unknown
- 1995-03-02 NZ NZ282616A patent/NZ282616A/en unknown
- 1995-03-02 BR BR9506974A patent/BR9506974A/pt not_active IP Right Cessation
- 1995-03-02 RU RU96121355A patent/RU2127342C1/ru active
- 1995-03-03 ZA ZA951777A patent/ZA951777B/xx unknown
1996
- 1996-08-23 NO NO963520A patent/NO963520L/no unknown
- 1996-09-03 FI FI963448A patent/FI118348B/fi active IP Right Grant

Also Published As

Publication number	Publication date
RO117929B1 (ro)	2002-09-30
CN1143398A (zh)	1997-02-19
WO1995023891A1 (en)	1995-09-08
PL316144A1 (en)	1996-12-23
ATE172503T1 (de)	1998-11-15
CA2184706C (en)	2001-10-30
FI963448A0 (fi)	1996-09-03
FI963448L (fi)	1996-09-03
RU2127342C1 (ru)	1999-03-10
AU1978995A (en)	1995-09-18
NZ282616A (en)	1997-05-26
CA2184706A1 (en)	1995-09-08
FI118348B (fi)	2007-10-15
JP2876428B2 (ja)	1999-03-31
NO963520L (no)	1996-08-23
JPH09505115A (ja)	1997-05-20
TW270159B (pt)	1996-02-11
EP0748412B1 (en)	1998-10-21
DE69505503T2 (de)	1999-10-21
EP0748412A1 (en)	1996-12-18
MX9603876A (es)	1997-03-29
ES2126263T3 (es)	1999-03-16
ZA951777B (en)	1995-12-11
DE69505503D1 (de)	1998-11-26
AU684623B2 (en)	1997-12-18

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Legal Events

Date	Code	Title	Description
2002-07-02	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
2002-10-29	FF	Decision: intention to grant
2003-04-15	FG9A	Patent or certificate of addition granted
2006-08-08	B25G	Requested change of headquarter approved	Owner name: BELOIT TECHNOLOGIES, INC. (US) Free format text: SEDE ALTERADA CONFORME SOLICITADO NA PETICAO NO 020040009503/RJ DE 16/11/04.
2006-08-22	B25A	Requested transfer of rights approved	Owner name: GLANDV MANAGEMENT HUNGARY KFT (HU) Free format text: TRANSFERIDO DE: BELOIT TECHNOLOGIES, INC.
2015-10-27	B21A	Patent or certificate of addition expired [chapter 21.1 patent gazette]	Free format text: PATENTE EXTINTA EM 02/03/2015