ID17433A - Delignifikasi oksigen pada bubur pulp dengan kekentalan sedang - Google Patents

Delignifikasi oksigen pada bubur pulp dengan kekentalan sedang

Info

Publication number: ID17433A
Authority: ID; Indonesia
Prior art keywords: slurry; approximately; reaction time; oxygen delignification; alkali
Prior art date: 1995-12-07

Application number

IDP963580A

Other languages

English (en)

Indonesian (id)

Inventor

William J Miller

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.)

1995-12-07

Filing date

1996-12-04

Publication date

1997-12-24

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24272704&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ID17433(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1996-12-04 Application filed by Beloit Technologies Inc filed Critical Beloit Technologies Inc

1997-12-24 Publication of ID17433A publication Critical patent/ID17433A/id

Links

QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title abstract 2
239000001301 oxygen Substances 0.000 title abstract 2
229910052760 oxygen Inorganic materials 0.000 title abstract 2
239000002002 slurry Substances 0.000 abstract 5
239000003513 alkali Substances 0.000 abstract 3
230000035484 reaction time Effects 0.000 abstract 3
238000000034 method Methods 0.000 abstract 2
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 1
229910001882 dioxygen Inorganic materials 0.000 abstract 1
239000012467 final product Substances 0.000 abstract 1
239000013055 pulp slurry Substances 0.000 abstract 1

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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
- 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1026—Other features in bleaching processes
- D21C9/1052—Controlling the process

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

IDP963580A 1995-12-07 1996-12-04 Delignifikasi oksigen pada bubur pulp dengan kekentalan sedang ID17433A (id)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US56877995A	1995-12-07	1995-12-07

Publications (1)

Publication Number	Publication Date
ID17433A true ID17433A (id)	1997-12-24

Family

ID=24272704

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IDP963580A ID17433A (id)	1995-12-07	1996-12-04	Delignifikasi oksigen pada bubur pulp dengan kekentalan sedang

Country Status (10)

Country	Link
US (1)	US6162324A (de)
EP (1)	EP0865531B1 (de)
CN (1)	CN1203644A (de)
AT (1)	ATE214113T1 (de)
BR (1)	BR9611836A (de)
CA (1)	CA2239855C (de)
DE (1)	DE69619689D1 (de)
ID (1)	ID17433A (de)
WO (1)	WO1997020983A1 (de)
ZA (1)	ZA9610269B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE522593C2 (sv) *	1999-07-06	2004-02-24	Kvaerner Pulping Tech	System och förfarande för syragasdelignifiering av massa av lignocellulosahaltigt material
WO2003071025A2 (en) *	2002-02-22	2003-08-28	Gilles Gervais	Process of treating lignocellulosic material to produce bio-ethanol
SE525773C2 (sv) *	2003-09-24	2005-04-26	Kvaerner Pulping Tech	Metod och arrangemang för syrgasdelignifiering av cellulosamassa med pH-reglering i slutfasen
SE0403222L (sv) *	2004-12-30	2005-11-08	Kvaerner Pulping Tech	Metod för syrgasdelignifiering av cellulosamassa vid högt tryck i flera steg
SE526707C2 (sv) *	2004-12-30	2005-10-25	Kvaerner Pulping Tech	Metod för syrgasdelignifiering av cellulosamassa med inmixning av kemikalier vid högt tryck
US8026340B2 (en) *	2008-12-16	2011-09-27	H R D Corporation	High shear oxidation of wax
AR088750A1 (es) *	2011-08-30	2014-07-02	Cargill Inc	Procesos de elaboracion de pulpa

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3719552A (en) *	1971-06-18	1973-03-06	American Cyanamid Co	Bleaching of lignocellulosic materials with oxygen in the presence of a peroxide
US3843473A (en) *	1971-08-23	1974-10-22	Mo Och Domsjoe Ab	Impregnation of cellulosic pulp under superatmospheric pressure with waste alkaline oxygan gas bleaching liquor followed by oxygen-alkali bleaching
US3951733A (en) *	1974-11-06	1976-04-20	International Paper Company	Delignification and bleaching of wood pulp with oxygen
SE389351B (sv) *	1975-03-14	1976-11-01	Kamyr Ab	Sett och anordning for fordelning och inblandning av gas och/eller vetska i massasuspensioner av hog koncentration.
US4363697A (en) *	1979-12-03	1982-12-14	The Black Clawson Company	Method for medium consistency oxygen delignification of pulp
US4431480A (en) *	1981-10-27	1984-02-14	The Black Clawson Company	Method and apparatus for controlled addition of alkaline chemicals to an oxygen delignification reaction
US4842690A (en) *	1986-05-27	1989-06-27	Kamyr, Inc.	Mixing chlorine gas into paper pulp slurries
US5011572A (en) *	1989-05-19	1991-04-30	Fmc Corporation	Two stage process for the oxygen delignification of lignocellulosic fibers with peroxide reinforcement in the first stage
US5034095A (en) *	1989-06-01	1991-07-23	Oji Paper Co., Ltd.	Apparatus and process for the delignification of cellulose pulp
AT395028B (de) *	1990-02-07	1992-08-25	Chemiefaser Lenzing Ag	Verfahren zum chlorfreien bleichen von kunstfaserzellstoff
US5164044A (en) *	1990-05-17	1992-11-17	Union Camp Patent Holding, Inc.	Environmentally improved process for bleaching lignocellulosic materials with ozone
DE4329244A1 (de) *	1993-08-31	1995-03-02	Sandoz Ag	Wässrige Wachs- und Silicon-Dispersionen, deren Herstellung und Verwendung

1996
- 1996-11-18 AT AT96943702T patent/ATE214113T1/de not_active IP Right Cessation
- 1996-11-18 WO PCT/US1996/019742 patent/WO1997020983A1/en not_active Ceased
- 1996-11-18 CN CN96198795A patent/CN1203644A/zh active Pending
- 1996-11-18 BR BR9611836A patent/BR9611836A/pt not_active IP Right Cessation
- 1996-11-18 CA CA002239855A patent/CA2239855C/en not_active Expired - Fee Related
- 1996-11-18 EP EP96943702A patent/EP0865531B1/de not_active Revoked
- 1996-11-18 DE DE69619689T patent/DE69619689D1/de not_active Expired - Lifetime
- 1996-12-04 ID IDP963580A patent/ID17433A/id unknown
- 1996-12-06 ZA ZA9610269A patent/ZA9610269B/xx unknown
1997
- 1997-10-14 US US08/949,810 patent/US6162324A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2239855A1 (en)	1997-06-12
ATE214113T1 (de)	2002-03-15
EP0865531B1 (de)	2002-03-06
ZA9610269B (en)	1997-06-24
US6162324A (en)	2000-12-19
CN1203644A (zh)	1998-12-30
WO1997020983A1 (en)	1997-06-12
BR9611836A (pt)	1999-03-09
EP0865531A1 (de)	1998-09-23
DE69619689D1 (de)	2002-04-11
CA2239855C (en)	2002-07-02

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