GB9216098D0 - Method of treating aqueous process liquors - Google Patents

Method of treating aqueous process liquors

Info

Publication number
GB9216098D0
GB9216098D0 GB929216098A GB9216098A GB9216098D0 GB 9216098 D0 GB9216098 D0 GB 9216098D0 GB 929216098 A GB929216098 A GB 929216098A GB 9216098 A GB9216098 A GB 9216098A GB 9216098 D0 GB9216098 D0 GB 9216098D0
Authority
GB
United Kingdom
Prior art keywords
aqueous process
treating aqueous
process liquors
liquors
treating
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.)
Withdrawn
Application number
GB929216098A
Other versions
GB2269191A (en
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.)
Solvay Interox Ltd
Original Assignee
Solvay Interox Ltd
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 Solvay Interox Ltd filed Critical Solvay Interox Ltd
Priority to GB9216098A priority Critical patent/GB2269191A/en
Publication of GB9216098D0 publication Critical patent/GB9216098D0/en
Priority to BR9303032A priority patent/BR9303032A/en
Publication of GB2269191A publication Critical patent/GB2269191A/en
Withdrawn legal-status Critical Current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
    • 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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/166—Bleaching ; Apparatus therefor with per compounds with peracids
    • 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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
GB9216098A 1992-07-29 1992-07-29 Method of treating aqueous process liquors Withdrawn GB2269191A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9216098A GB2269191A (en) 1992-07-29 1992-07-29 Method of treating aqueous process liquors
BR9303032A BR9303032A (en) 1992-07-29 1993-07-28 PROCESS FOR THE TREATMENT OF WATER PROCESS SOLUTIONS, PROCESS TO IMPROVE THE STABILITY OF HYDROGEN PEROXIDE INTRODUCED IN A WATER PROCESSING SOLUTION, MULTI-STAGE PROCESS FOR THE WATER PULP TREATMENT AND PROCESS FOR TREATING THERMAL TREATMENT.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9216098A GB2269191A (en) 1992-07-29 1992-07-29 Method of treating aqueous process liquors

Publications (2)

Publication Number Publication Date
GB9216098D0 true GB9216098D0 (en) 1992-09-09
GB2269191A GB2269191A (en) 1994-02-02

Family

ID=10719482

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9216098A Withdrawn GB2269191A (en) 1992-07-29 1992-07-29 Method of treating aqueous process liquors

Country Status (2)

Country Link
BR (1) BR9303032A (en)
GB (1) GB2269191A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE505980C2 (en) * 1993-12-23 1997-10-27 Bim Kemi Ab Ways to prevent peroxide-degrading enzymes by bleaching with hydrogen peroxide
DE4410663C1 (en) * 1994-03-26 1995-08-17 Benckiser Knapsack Ladenburg Process and compositions for the oxidative bleaching of wood pulp and for the deinking of waste paper
SE512126C2 (en) * 1997-12-23 2000-01-31 Btg Kaelle Inventing Ab Process for determining the amount / activity is catalysed before or in connection with bleaching of cellulose fibers preferably contained in a pulp suspension.
GB0001417D0 (en) * 2000-01-22 2000-03-08 Albright & Wilson Uk Ltd Bleaching pulp
CA2412444C (en) * 2000-06-08 2011-01-04 Lonza Inc. Aldehyde donors for stabilizing peroxides in papermaking applications
US20040200588A1 (en) * 2003-04-10 2004-10-14 Walker Jayne M.A. Method of controlling microorganisms in hydrogen peroxide pulp bleaching processes
GB0421359D0 (en) * 2004-09-24 2004-10-27 Basf Ag Method for the inactivation of enzymes
CN102292499A (en) 2008-11-21 2011-12-21 巴科曼实验室国际公司 Method for controlling enzymatic decomposition of peroxide and products thereof
ES2415831T3 (en) * 2010-05-31 2013-07-29 Kemira Oyj Enzyme control in pasta production

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3005947B1 (en) * 1980-02-16 1981-01-29 Degussa Process for bleaching pulp using organic peracid
FR2550561B1 (en) * 1983-08-08 1986-08-08 Interox PROCESS FOR THE REGENERATION OF OLD PAPERS
ATE168149T1 (en) * 1991-10-04 1998-07-15 Solvay Interox Inc METHOD FOR IMPROVING SELECTIVITY IN THE DELIGNIFIATION OF CHEMICAL PULP

Also Published As

Publication number Publication date
BR9303032A (en) 1994-03-01
GB2269191A (en) 1994-02-02

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)