BR9307135A - Process having increased selectivity for lignocellulosic pulp bleaching - Google Patents

Process having increased selectivity for lignocellulosic pulp bleaching

Info

Publication number: BR9307135A
Authority: BR; Brazil
Prior art keywords: increased selectivity; pulp bleaching; lignocellulosic pulp; lignocellulosic; bleaching
Prior art date: 1992-10-01

Application number

BR9307135A

Other languages

Portuguese (pt)

Inventor

Thomas P Gandek

Original Assignee

Union Camp Patent Holding

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.)

1992-10-01

Filing date

1993-09-28

Publication date

1999-07-27

1993-09-28 Application filed by Union Camp Patent Holding filed Critical Union Camp Patent Holding

1999-07-27 Publication of BR9307135A publication Critical patent/BR9307135A/en

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
- D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
- 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
- D21C9/001—Modification of pulp properties
- D21C9/007—Modification of pulp properties by mechanical or physical means

Landscapes

Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Wood Science & Technology (AREA)
Mechanical Engineering (AREA)
Paper (AREA)

BR9307135A 1992-10-01 1993-09-28 Process having increased selectivity for lignocellulosic pulp bleaching BR9307135A (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US95500192A	1992-10-01	1992-10-01
US2754493A	1993-03-05	1993-03-05
PCT/US1993/009230 WO1994008087A1 (en)	1992-10-01	1993-09-28	Improved bleaching of high consistency lignocellulosic pulp

Publications (1)

Publication Number	Publication Date
BR9307135A true BR9307135A (en)	1999-07-27

Family

ID=26702594

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9307135A BR9307135A (en)	1992-10-01	1993-09-28	Process having increased selectivity for lignocellulosic pulp bleaching

Country Status (14)

Country	Link
EP (1)	EP0663030A4 (en)
JP (1)	JPH08502327A (en)
KR (1)	KR950703683A (en)
CN (1)	CN1104274A (en)
AU (1)	AU671159B2 (en)
BR (1)	BR9307135A (en)
CA (1)	CA2144433A1 (en)
FI (1)	FI951533A0 (en)
ID (1)	ID925B (en)
MY (1)	MY110586A (en)
NO (1)	NO951190D0 (en)
NZ (1)	NZ256783A (en)
RU (1)	RU2115780C1 (en)
WO (1)	WO1994008087A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0770157A4 (en) *	1994-07-14	1998-01-07	Union Camp Patent Holding	IMPROVED BLEACHING FROM HIGHLY CONSISTENT LIGNOCELLULOSIC PULP
US5667974A (en) *	1995-06-07	1997-09-16	Abbott Laboratories	Method for detecting nucleic acid sequences using competitive amplification
CN100345955C (en) *	2006-02-25	2007-10-31	武汉市神虫液蜂蜜酒业有限公司	Method for brewing pure honeymead
JP7066684B2 (en) *	2016-09-14	2022-05-13	エフピーイノベイションズ	How to convert high-concentration pulp fibers into pre-dispersed semi-dried and dried fibrous materials

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA902859A (en) *	1969-11-26	1972-06-20	Pulp And Paper Research Institute Of Canada	Chemical reaction between a solid and a gas
NO131996C (en) *	1973-10-04	1975-09-03	Papirind Forskningsinst
NO142091C (en) *	1977-10-17	1980-06-25	Myrens Verksted As	PROCEDURE FOR OZONE TREATMENT OF REFINO MECHANICAL AND THERMOMECHANICAL MASS.
SE419603B (en) *	1979-11-27	1981-08-17	Kamyr Ab	APPLICATION FOR MIXING TREATMENT AGENTS IN SUSPENSIONS
AU638017B2 (en) *	1990-05-17	1993-06-17	Union Camp Corporation	Environmentally improved process for bleaching lignocellulosic materials
EP0492040A1 (en) *	1990-12-21	1992-07-01	Kamyr, Inc.	Tumbling ozone reactor for paper pulp

1993
- 1993-09-28 KR KR1019950701205A patent/KR950703683A/en not_active Withdrawn
- 1993-09-28 AU AU51665/93A patent/AU671159B2/en not_active Ceased
- 1993-09-28 JP JP6509260A patent/JPH08502327A/en active Pending
- 1993-09-28 FI FI951533A patent/FI951533A0/en not_active Application Discontinuation
- 1993-09-28 BR BR9307135A patent/BR9307135A/en not_active Application Discontinuation
- 1993-09-28 WO PCT/US1993/009230 patent/WO1994008087A1/en not_active Ceased
- 1993-09-28 CA CA002144433A patent/CA2144433A1/en not_active Abandoned
- 1993-09-28 EP EP93922772A patent/EP0663030A4/en not_active Withdrawn
- 1993-09-28 NZ NZ256783A patent/NZ256783A/en unknown
- 1993-09-28 RU RU95110663A patent/RU2115780C1/en active
- 1993-09-29 CN CN93114180A patent/CN1104274A/en active Pending
- 1993-09-29 MY MYPI93001985A patent/MY110586A/en unknown
- 1993-09-30 ID IDP675793A patent/ID925B/en unknown
1995
- 1995-03-28 NO NO951190A patent/NO951190D0/en unknown

Also Published As

Publication number	Publication date
CN1104274A (en)	1995-06-28
FI951533A7 (en)	1995-03-31
MY110586A (en)	1998-08-29
NZ256783A (en)	1996-08-27
EP0663030A4 (en)	1995-12-06
FI951533L (en)	1995-03-31
RU2115780C1 (en)	1998-07-20
JPH08502327A (en)	1996-03-12
EP0663030A1 (en)	1995-07-19
NO951190L (en)	1995-03-28
FI951533A0 (en)	1995-03-31
CA2144433A1 (en)	1994-04-14
NO951190D0 (en)	1995-03-28
RU95110663A (en)	1997-04-10
AU5166593A (en)	1994-04-26
ID925B (en)	1996-09-16
AU671159B2 (en)	1996-08-15
WO1994008087A1 (en)	1994-04-14
KR950703683A (en)	1995-09-20

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Legal Events

Date	Code	Title	Description
1999-09-28	FA	Application withdrawn